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Virus.Win32.Sality.2_791e54be52


Trojan-Downloader.Win32.FlyStudio.ho (Kaspersky), Virus.Win32.Sality.at (v) (VIPRE), Trojan-Spy.Win32.FlyStudio!IK (Emsisoft), Virus.Win32.Sality.2.FD, GenericAutorunWorm.YR (Lavasoft MAS)Behaviour: Trojan-Downloader, Trojan-Spy, Trojan, Worm, Virus, WormAutorun

The description has been automatically generated by Lavasoft Malware Analysis System and it may contain incomplete or inaccurate information.

Summary

MD5: 791e54be521c6b86c53a8e83b66c8627

SHA1: 7326b7645ec8c999393a7112dd28930300a3f9f6

SHA256: 1f4f87e2c122f960d5b7e22aeae84afd2da1af267e724ab3971d02edba3aa2e8

SSDeep: 24576:1I9RrBNTuts4E59IrYnjtscr/dMYry/Zn1lTCvoKFmrj9G7yZlra2ST:1I9o 9I6tssMYo/OvoNGqxavT

Size: 1309811 bytes

File type: EXE

Platform: WIN32

Entropy: Packed

PEID: UPolyXv05_v6

Company: no certificate found

Created at: 1970-02-21 03:52:07

Analyzed on: WindowsXP SP3 32-bit

Summary: Virus. A program that recursively replicates a possibly evolved copy of itself.

Dynamic Analysis

Payload

Behaviour Description
WormAutorunA worm can spread via removable drives. It writes its executable and creates "autorun.inf" scripts on all removable drives. The autorun script will execute the Virus's file once a user opens a drive's folder in Windows Explorer.


Process activity

The Virus creates the following process(es):

XP-1B61C7BA.EXE:1772
%original file name%.exe:888

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

XP-542ADE6B.EXE:180

File activity

The process XP-542ADE6B.EXE:180 makes changes in the file system.


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

%Documents and Settings%\%current user%\Local Settings\History\History.IE5\MSHist012013021120130218\index.dat (266 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\E_4\spec.fne (73 bytes)
%System%\ul.dll (2 bytes)
%System%\internet.fne (673 bytes)
%System%\com.run (1425 bytes)
%System%\og.edt (512 bytes)
%Documents and Settings%\%current user%\Local Settings\History\History.IE5\index.dat (266 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\E_4\RegEx.fne (167 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\E_4\internet.fne (184 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\0007E6D3_Rar\XP-542ADE6B.EXE (7971 bytes)
%System%\XP-1B61C7BA.EXE (7386 bytes)
%System%\eAPI.fne (1425 bytes)
%System%\dp1.fne (601 bytes)
%System%\RegEx.fne (673 bytes)
%System%\krnln.fnr (7433 bytes)
%System%\og.dll (692 bytes)
%System%\spec.fne (601 bytes)
%System%\shell.fne (40 bytes)
%Documents and Settings%\%current user%\Local Settings\History\History.IE5\MSHist012013030120130302\index.dat (202 bytes)
%Documents and Settings%\%current user%\Start Menu\Programs\Startup\¡¡¡¡¡¡.lnk (1250 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\E_4\eAPI.fne (323 bytes)

The Virus deletes the following file(s):

%Documents and Settings%\%current user%\Local Settings\History\History.IE5\MSHist012013021120130218\index.dat (0 bytes)
%Documents and Settings%\%current user%\Cookies\Current_User@taobao[1].txt (0 bytes)
%Documents and Settings%\%current user%\Cookies\Current_User@eyereturn[1].txt (0 bytes)
%Documents and Settings%\%current user%\Cookies\Current_User@cpro.baidustatic[1].txt (0 bytes)
%Documents and Settings%\%current user%\Local Settings\Temporary Internet Files\Content.IE5\desktop.ini (0 bytes)
%Documents and Settings%\%current user%\Cookies\Current_User@127.0.0[1].txt (0 bytes)
%Documents and Settings%\%current user%\Cookies\Current_User@msn[1].txt (0 bytes)
%Documents and Settings%\%current user%\Cookies\Current_User@www.msn[1].txt (0 bytes)
%Documents and Settings%\%current user%\Cookies\Current_User@cpro.baidu[1].txt (0 bytes)
%Documents and Settings%\%current user%\Local Settings\History\History.IE5\MSHist012013021120130218 (0 bytes)
%Documents and Settings%\%current user%\Cookies\Current_User@twitter[1].txt (0 bytes)
%Documents and Settings%\%current user%\Cookies\Current_User@microsoft[1].txt (0 bytes)
%Documents and Settings%\%current user%\Cookies\Current_User@c.msn[1].txt (0 bytes)
%Documents and Settings%\%current user%\Local Settings\History\History.IE5\MSHist012013030120130302 (0 bytes)
%Documents and Settings%\%current user%\Cookies\Current_User@c.bing[1].txt (0 bytes)
%Documents and Settings%\%current user%\Cookies\Current_User@video.ca.msn[1].txt (0 bytes)
%Documents and Settings%\%current user%\Cookies\Current_User@java[2].txt (0 bytes)
%Documents and Settings%\%current user%\Cookies\Current_User@support[2].txt (0 bytes)
%Documents and Settings%\%current user%\Local Settings\History\History.IE5 (0 bytes)
%Documents and Settings%\%current user%\Cookies\Current_User@alimama[1].txt (0 bytes)
%Documents and Settings%\%current user%\Cookies\Current_User@opera[1].txt (0 bytes)
%Documents and Settings%\%current user%\Cookies\Current_User@google[1].txt (0 bytes)
%Documents and Settings%\%current user%\Cookies\Current_User@c.ca.msn[1].txt (0 bytes)
%Documents and Settings%\%current user%\Cookies\Current_User@chrome[1].txt (0 bytes)
%Documents and Settings%\%current user%\Cookies\Current_User@atdmt[1].txt (0 bytes)
%Documents and Settings%\%current user%\Cookies\Current_User@ssl.bing[1].txt (0 bytes)
%Documents and Settings%\%current user%\Cookies\Current_User@mmstat[2].txt (0 bytes)
%Documents and Settings%\%current user%\Cookies\Current_User@ok365[1].txt (0 bytes)
%Documents and Settings%\%current user%\Cookies\Current_User@adnxs[2].txt (0 bytes)
%Documents and Settings%\%current user%\Cookies\Current_User@hm.baidu[1].txt (0 bytes)
%Documents and Settings%\%current user%\Cookies\Current_User@dasf[2].txt (0 bytes)
%Documents and Settings%\%current user%\Cookies\Current_User@ox-d.adobe[1].txt (0 bytes)
%Documents and Settings%\%current user%\Cookies\Current_User@ia.nspmotion[1].txt (0 bytes)
%Documents and Settings%\%current user%\Cookies\Current_User@openx[1].txt (0 bytes)
%Documents and Settings%\%current user%\Cookies\Current_User@oracle.112.2o7[2].txt (0 bytes)
%Documents and Settings%\%current user%\Cookies\Current_User@c.atdmt[2].txt (0 bytes)
%Documents and Settings%\%current user%\Cookies\Current_User@doubleclick[2].txt (0 bytes)
%Documents and Settings%\%current user%\Cookies\Current_User@bing[2].txt (0 bytes)
%Documents and Settings%\%current user%\Local Settings\Temporary Internet Files\desktop.ini (0 bytes)
%Documents and Settings%\%current user%\Cookies\Current_User@baidu[1].txt (0 bytes)
%Documents and Settings%\%current user%\Cookies\Current_User@cfusion[2].txt (0 bytes)
%Documents and Settings%\%current user%\Cookies\Current_User@support.google[1].txt (0 bytes)
%Documents and Settings%\%current user%\Cookies\Current_User@faith-hill-shows-off-new-braces-at-grammys[2].txt (0 bytes)
%System%\XP-1B61C7BA.EXE (0 bytes)
%Documents and Settings%\%current user%\Cookies\Current_User@adobe[2].txt (0 bytes)
%Documents and Settings%\%current user%\Cookies\Current_User@yandex[1].txt (0 bytes)
%Documents and Settings%\%current user%\Cookies\Current_User@www.ok365[1].txt (0 bytes)
%Documents and Settings%\%current user%\Cookies\Current_User@www.bing[1].txt (0 bytes)
%Documents and Settings%\%current user%\Cookies\Current_User@tns-counter[1].txt (0 bytes)
%Documents and Settings%\%current user%\Local Settings\History\History.IE5\MSHist012013030120130302\index.dat (0 bytes)
%Documents and Settings%\%current user%\Cookies\Current_User@scorecardresearch[2].txt (0 bytes)
%Documents and Settings%\%current user%\Cookies\Current_User@www.javafaq[1].txt (0 bytes)

The process XP-1B61C7BA.EXE:1772 makes changes in the file system.


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

%Documents and Settings%\%current user%\Local Settings\Temp\E_4\spec.fne (73 bytes)
%Documents and Settings%\%current user%\Local Settings\Temporary Internet Files\desktop.ini (67 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\Temporary Internet Files\Content.IE5\0XOLIJGF\desktop.ini (67 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\Temporary Internet Files\Content.IE5\S9M9K3KN\desktop.ini (67 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\History\History.IE5\desktop.ini (159 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\Temporary Internet Files\Content.IE5\desktop.ini (67 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\Temporary Internet Files\Content.IE5\I1ZD21XB\desktop.ini (67 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\Temporary Internet Files\Content.IE5\KT2VKDAR\desktop.ini (67 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\00092DEA_Rar\XP-1B61C7BA.EXE (7971 bytes)

The process %original file name%.exe:888 makes changes in the file system.


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

%Documents and Settings%\%current user%\Local Settings\Temp\00076CA2_Rar\%original file name%.exe (7971 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\E_4\krnln.fnr (5442 bytes)
%WinDir%\system.ini (70 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\E_4\spec.fne (73 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\E_4\shell.fne (40 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\E_4\RegEx.fne (167 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\E_4\internet.fne (184 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\E_4\com.run (266 bytes)
%Program Files%\Adobe\Reader 9.0\Reader\Reader_sl.exe (432 bytes)
%System%\XP-542ADE6B.EXE (7386 bytes)
%Program Files%\Common Files\Java\Java Update\jusched.exe (272 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\E_4\dp1.fne (114 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\E_4\eAPI.fne (323 bytes)

The Virus deletes the following file(s):

%Documents and Settings%\%current user%\Local Settings\Temp\00076CA2_Rar (0 bytes)

Registry activity

The process XP-542ADE6B.EXE:180 makes changes in the system registry.


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

[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"

[HKCU\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections]
"SavedLegacySettings" = "3C 00 00 00 1B 00 00 00 01 00 00 00 00 00 00 00"

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

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

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

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

[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"

[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Shell Folders]
"CommonMusic" = "%Documents and Settings%\All Users\Documents\My Music"
"Common Desktop" = "%Documents and Settings%\All Users\Desktop"

[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\{5c14c4f6-74da-11e2-81b0-000c29ec7fc5}]
"BaseClass" = "Drive"

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

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

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

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

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

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

[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\Shell Folders]
"Startup" = "%Documents and Settings%\%current user%\Start Menu\Programs\Startup"

[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Shell Folders]
"CommonVideo" = "%Documents and Settings%\All Users\Documents\My Videos"
"CommonPictures" = "%Documents and Settings%\All Users\Documents\My Pictures"

[HKLM\SOFTWARE\Microsoft\Cryptography\RNG]
"Seed" = "4F BD 34 85 51 38 31 84 5B E6 41 47 9F 0F FF E8"

[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\MountPoints2\{c155cd72-744b-11e2-8294-806d6172696f}]
"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"

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

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

"ProxyBypass" = "1"

Proxy settings are disabled:

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

The Virus 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 Virus deletes the following registry key(s):

[HKCU\Software\Microsoft\Internet Explorer\TypedURLs]

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

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

The process XP-1B61C7BA.EXE:1772 makes changes in the system registry.


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

[HKLM\SOFTWARE\Microsoft\Cryptography\RNG]
"Seed" = "06 BA 11 FA 61 D5 2C E1 3A 17 5A E4 16 B7 69 0F"

[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\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"

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

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

[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\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"

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

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

To automatically run itself each time Windows is booted, the Virus adds the following link to its file to the system registry autorun key:

[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Run]
"XP-542ADE6B" = "%System%\XP-542ADE6B.EXE"

The process %original file name%.exe:888 makes changes in the system registry.


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

[HKLM\SOFTWARE\Microsoft\Security Center]
"UacDisableNotify" = "1"

[HKCU\Software\Aas]
"a1_0" = "4144578142"

[HKCU\Software\Aas\695404737]
"35845605" = "476"

[HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile]
"DoNotAllowExceptions" = "0"

[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\policies\system]
"EnableLUA" = "0"

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

[HKCU\Software\Aas\695404737]
"50183847" = "83AD022F944CCF21DDECD41871254667172BA39F3E949513F4CC29B07060AC534912E5BCB155880C2C4326E6FB83E6FA099D4219F6885291D527824C5507229614A07CE2AF035D97263FF7F26AD2ACC9D5D4395D4B8B3109DC5C0C87B31A1505E6E94E08EF20E71B91B96D3856F531DADFD78A894AD6A6C177136C5657B01661"
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

[HKCU\Software\Aas]
"a3_0" = "17001001"

[HKLM\SOFTWARE\Microsoft\Security Center]
"AntiVirusOverride" = "1"

[HKLM\SOFTWARE\Microsoft\Security Center\Svc]
"UpdatesDisableNotify" = "1"

[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\Internet Settings\Cache\Paths]
"Paths" = "4"

[HKLM\SOFTWARE\Microsoft\Security Center]
"FirewallOverride" = "1"

[HKCU\Software\Aas\695404737]
"14338242" = "0"
"7169121" = "144"

"21507363" = "0"
"28676484" = "35"

[HKLM\SOFTWARE\Microsoft\Cryptography\RNG]
"Seed" = "9A F4 6C 4F 64 AD 72 B6 09 0F C1 4A C2 2F 02 3E"

[HKLM\SOFTWARE\Microsoft\Security Center\Svc]
"UacDisableNotify" = "1"

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

[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced]
"Hidden" = "2"

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

[HKLM\SOFTWARE\Microsoft\Security Center\Svc]
"FirewallOverride" = "1"

[HKLM\SOFTWARE\Microsoft\Security Center]
"FirewallDisableNotify" = "1"

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

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

[HKCU\Software\Aas]
"a2_0" = "6424"

[HKLM\SOFTWARE\Microsoft\Security Center\Svc]
"FirewallDisableNotify" = "1"
[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Cache\Paths\path3]
"CacheLimit" = "65452"

"CachePath" = "%Documents and Settings%\%current user%\Local Settings\Temporary Internet Files\Content.IE5\Cache3"

[HKLM\SOFTWARE\Microsoft\Security Center]
"UpdatesDisableNotify" = "1"

[HKCU\Software\Aas]
"a4_0" = "0"

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

[HKLM\SOFTWARE\Microsoft\Security Center\Svc]
"AntiVirusOverride" = "1"

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

Firewall notifications are disabled:

[HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile]
"DisableNotifications" = "1"

Antivirus notifications are disabled:

[HKLM\SOFTWARE\Microsoft\Security Center]
"AntiVirusDisableNotify" = "1"

[HKLM\SOFTWARE\Microsoft\Security Center\Svc]
"AntiVirusDisableNotify" = "1"

A firewall is disabled:

[HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile]
"EnableFirewall" = "0"

Adds a rule to the firewall Windows which allows any network activity:

[HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List\c:]
"%original file name%.exe" = "c:\%original file name%.exe:*:Enabled:ipsec"

Network activity (URLs)

URL IP
hxxp://lb1.www.ms.akadns.net/
hxxp://hi.n.shifen.com/siletoyou
hxxp://ghs.googlehosted.com/ul.htm
hxxp://ghs.googlehosted.com/au.htm
hxxp://www3.l.google.com/site/wwwbloguser/au.htm
sites.google.com74.125.226.128
hi.baidu.com180.76.2.41
www.bloguser.googlepages.com173.194.76.121
www.baihe.googlepages.com173.194.76.121
www.microsoft.com1.103.192.54


HOSTS file anomalies

No changes have been detected.

Rootkit activity

No anomalies have been detected.

Propagation

A worm can spread via removable drives. It writes its executable and creates "autorun.inf" scripts on all removable drives. The autorun script will execute the Virus's file once a user opens a drive's folder in Windows Explorer.

Removals

Remove it with Ad-Aware

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

Manual removal*

  1. Terminate malicious process(es) (How to End a Process With the Task Manager):

    XP-1B61C7BA.EXE:1772
    %original file name%.exe:888

  2. Delete the original Virus file.
  3. Delete or disinfect the following files created/modified by the Virus:

    %Documents and Settings%\%current user%\Local Settings\History\History.IE5\MSHist012013021120130218\index.dat (266 bytes)
    %Documents and Settings%\%current user%\Local Settings\Temp\E_4\spec.fne (73 bytes)
    %System%\ul.dll (2 bytes)
    %System%\internet.fne (673 bytes)
    %System%\com.run (1425 bytes)
    %System%\og.edt (512 bytes)
    %Documents and Settings%\%current user%\Local Settings\History\History.IE5\index.dat (266 bytes)
    %Documents and Settings%\%current user%\Local Settings\Temp\E_4\RegEx.fne (167 bytes)
    %Documents and Settings%\%current user%\Local Settings\Temp\E_4\internet.fne (184 bytes)
    %Documents and Settings%\%current user%\Local Settings\Temp\0007E6D3_Rar\XP-542ADE6B.EXE (7971 bytes)
    %System%\XP-1B61C7BA.EXE (7386 bytes)
    %System%\eAPI.fne (1425 bytes)
    %System%\dp1.fne (601 bytes)
    %System%\RegEx.fne (673 bytes)
    %System%\krnln.fnr (7433 bytes)
    %System%\og.dll (692 bytes)
    %System%\spec.fne (601 bytes)
    %System%\shell.fne (40 bytes)
    %Documents and Settings%\%current user%\Local Settings\History\History.IE5\MSHist012013030120130302\index.dat (202 bytes)
    %Documents and Settings%\%current user%\Start Menu\Programs\Startup\¡¡¡¡¡¡.lnk (1250 bytes)
    %Documents and Settings%\%current user%\Local Settings\Temp\E_4\eAPI.fne (323 bytes)
    %Documents and Settings%\%current user%\Local Settings\Temporary Internet Files\desktop.ini (67 bytes)
    %Documents and Settings%\%current user%\Local Settings\Temp\Temporary Internet Files\Content.IE5\0XOLIJGF\desktop.ini (67 bytes)
    %Documents and Settings%\%current user%\Local Settings\Temp\Temporary Internet Files\Content.IE5\S9M9K3KN\desktop.ini (67 bytes)
    %Documents and Settings%\%current user%\Local Settings\Temp\History\History.IE5\desktop.ini (159 bytes)
    %Documents and Settings%\%current user%\Local Settings\Temp\Temporary Internet Files\Content.IE5\desktop.ini (67 bytes)
    %Documents and Settings%\%current user%\Local Settings\Temp\Temporary Internet Files\Content.IE5\I1ZD21XB\desktop.ini (67 bytes)
    %Documents and Settings%\%current user%\Local Settings\Temp\Temporary Internet Files\Content.IE5\KT2VKDAR\desktop.ini (67 bytes)
    %Documents and Settings%\%current user%\Local Settings\Temp\00092DEA_Rar\XP-1B61C7BA.EXE (7971 bytes)
    %Documents and Settings%\%current user%\Local Settings\Temp\00076CA2_Rar\%original file name%.exe (7971 bytes)
    %Documents and Settings%\%current user%\Local Settings\Temp\E_4\krnln.fnr (5442 bytes)
    %WinDir%\system.ini (70 bytes)
    %Documents and Settings%\%current user%\Local Settings\Temp\E_4\shell.fne (40 bytes)
    %Documents and Settings%\%current user%\Local Settings\Temp\E_4\com.run (266 bytes)
    %Program Files%\Adobe\Reader 9.0\Reader\Reader_sl.exe (432 bytes)
    %System%\XP-542ADE6B.EXE (7386 bytes)
    %Program Files%\Common Files\Java\Java Update\jusched.exe (272 bytes)
    %Documents and Settings%\%current user%\Local Settings\Temp\E_4\dp1.fne (114 bytes)

  4. Delete the following value(s) in the autorun key (How to Work with System Registry):

    [HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Run]
    "XP-542ADE6B" = "%System%\XP-542ADE6B.EXE"

  5. Clean the Temporary Internet Files folder, which may contain infected files (How to clean Temporary Internet Files folder).
  6. Find and delete all copies of the worm's file together with "autorun.inf" scripts on removable drives.
  7. Reboot the computer.
*Manual removal may cause unexpected system behaviour and should be performed at your own risk.

Static Analysis

Network Activity

Map

Strings from Dumps