Worm.Win32.AutoItGen_068d19b4f7

by malwarelabrobot on August 13th, 2017 in Malware Descriptions.

Trojan.Win32.Swrort.3.FD, Worm.Win32.AutoIt.FD, WormAutoItGen.YR (Lavasoft MAS)
Behaviour: Trojan, Worm


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: 068d19b4f79ba3e55aa5f82514e4d39f
SHA1: 7b0d4ba846897d751cdb3e897ecf0bca9a7c5177
SHA256: 2161af6bdb04a2c3a7892e2f4632fae2fee32334e7f73cf69dfad45722866e34
SSDeep: 49152:Fw80cTsjkWazsAH20UiULN/oDJLLooIf2fKWilBDs4H6:y8sjkDpHVVULNQt4o6IiTs
Size: 2405376 bytes
File type: EXE
Platform: WIN32
Entropy: Packed
PEID: UPolyXv05_v6
Company: no certificate found
Created at: 2017-06-09 22:45:17
Analyzed on: Windows7 SP1 32-bit


Summary:

Worm. A program that is primarily replicating on networks or removable drives.

Payload

No specific payload has been found.

Process activity

The Worm creates the following process(es):

svcr.exe:160
%original file name%.exe:3380
ConnectionClient.exe:3580

The Worm injects its code into the following process(es):
No processes have been created.

Mutexes

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

File activity

The process svcr.exe:160 makes changes in the file system.
The Worm creates and/or writes to the following file(s):

C:\Users\"%CurrentUserName%"\RDP6\bkgsc.bmp (14 bytes)

The Worm deletes the following file(s):

C:\Users\"%CurrentUserName%"\RDP6\bkgsc.bmp (0 bytes)

The process %original file name%.exe:3380 makes changes in the file system.
The Worm creates and/or writes to the following file(s):

C:\Users\"%CurrentUserName%"\RDP6\ConnectionClient.exe (3129 bytes)
C:\Users\"%CurrentUserName%"\AppData\Local\Temp\aut1DFD.tmp (5873 bytes)
C:\Users\"%CurrentUserName%"\AppData\Local\Temp\aut1E9A.tmp (7001 bytes)
C:\Users\"%CurrentUserName%"\AppData\Local\Temp\aut2052.tmp (100 bytes)
C:\Users\"%CurrentUserName%"\RDP6\bkgscgreen.bmp (196 bytes)
C:\Users\"%CurrentUserName%"\AppData\Local\Temp\aut20C2.tmp (102 bytes)
C:\Users\"%CurrentUserName%"\AppData\Local\Temp\aut2091.tmp (100 bytes)
C:\Users\"%CurrentUserName%"\RDP6\TsCredentials.exe (353 bytes)
C:\Users\"%CurrentUserName%"\RDP6\ConnectionClient.bin (3073 bytes)
C:\Users\"%CurrentUserName%"\AppData\Local\Temp\aut1FF3.tmp (1825 bytes)
C:\Users\"%CurrentUserName%"\AppData\Local\Temp\aut20C3.tmp (1372 bytes)
C:\Users\"%CurrentUserName%"\RDP6\bkgsc.bmp (196 bytes)
C:\Users\"%CurrentUserName%"\AppData\Local\Temp\aut20B1.tmp (100 bytes)
C:\Users\"%CurrentUserName%"\AppData\Local\Temp\aut1DDD.tmp (1473 bytes)
C:\Users\"%CurrentUserName%"\RDP6\svcr.exe (9324 bytes)
C:\Users\"%CurrentUserName%"\AppData\Local\Temp\aut1DBC.tmp (746 bytes)
C:\Users\"%CurrentUserName%"\RDP6\bkgscpink.bmp (196 bytes)
C:\Users\"%CurrentUserName%"\RDP6\languk.ini (196 bytes)
C:\Users\"%CurrentUserName%"\RDP6\068d19b4f79ba3e55aa5f82514e4d39f.txt (746 bytes)
C:\Users\"%CurrentUserName%"\RDP6\ico2.ico (2049 bytes)
C:\Users\"%CurrentUserName%"\AppData\Local\Temp\aut1FF2.tmp (2 bytes)
C:\Users\"%CurrentUserName%"\RDP6\bkgscblue.bmp (196 bytes)

The Worm deletes the following file(s):

C:\Users\"%CurrentUserName%"\AppData\Local\Temp\aut1DDD.tmp (0 bytes)
C:\Users\"%CurrentUserName%"\AppData\Local\Temp\aut20C3.tmp (0 bytes)
C:\Users\"%CurrentUserName%"\AppData\Local\Temp\aut1FF3.tmp (0 bytes)
C:\Users\"%CurrentUserName%"\AppData\Local\Temp\aut1DFD.tmp (0 bytes)
C:\Users\"%CurrentUserName%"\AppData\Local\Temp\aut2091.tmp (0 bytes)
C:\Users\"%CurrentUserName%"\AppData\Local\Temp\aut2052.tmp (0 bytes)
C:\Users\"%CurrentUserName%"\AppData\Local\Temp\aut20C2.tmp (0 bytes)
C:\Users\"%CurrentUserName%"\AppData\Local\Temp\aut1DBC.tmp (0 bytes)
C:\Users\"%CurrentUserName%"\AppData\Local\Temp\aut1E9A.tmp (0 bytes)
C:\Users\"%CurrentUserName%"\AppData\Local\Temp\aut20B1.tmp (0 bytes)
C:\Users\"%CurrentUserName%"\AppData\Local\Temp\aut1FF2.tmp (0 bytes)

The process ConnectionClient.exe:3580 makes changes in the file system.
The Worm creates and/or writes to the following file(s):

C:\Users\"%CurrentUserName%"\RDP6\svcr.exe (1 bytes)

Registry activity

The process svcr.exe:160 makes changes in the system registry.
The Worm creates and/or sets the following values in system registry:

[HKLM\SOFTWARE\Policies\Microsoft\Windows NT\Terminal Services]
"AllowSignedFiles" = "1"

[HKCU\Control Panel\Desktop]
"PowerOffActive" = "0"
"LowPowerActive" = "0"

[HKLM\SOFTWARE\Policies\Microsoft\Windows NT\Terminal Services]
"fTurnOffSingleAppMode" = "0"

[HKLM\System\CurrentControlSet\Control\Terminal Server]
"HonorLegacySettings" = "1"
"SessionDirectoryActive" = "0"

[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced]
"EnableBalloonTips" = "0"

[HKCU\Digital River]
"DomainName" = "STEEL"
"FirstLogon" = "no"

[HKCU\Control Panel\Desktop]
"PowerOffTimeOut" = "0"

[HKLM\SOFTWARE\Policies\Microsoft\Windows NT\Terminal Services]
"fAllowUnlistedRemotePrograms" = "1"

[HKCU\Control Panel\Desktop]
"LowPowerTimeOut" = "0"

[HKLM\SOFTWARE\Policies\Microsoft\Windows NT\Terminal Services]
"AllowUnsignedFiles" = "1"

The process %original file name%.exe:3380 makes changes in the system registry.
The Worm creates and/or sets the following values in system registry:

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

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

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

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

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

The process ConnectionClient.exe:3580 makes changes in the system registry.
The Worm creates and/or sets the following values in system registry:

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

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

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

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

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

Dropped PE files

MD5 File path
7127dbccbc04c7355bf54b11232162b5 c:\Users\"%CurrentUserName%"\RDP6\ConnectionClient.exe
ac3d8b170061863f0f6d3aea52a2b35c c:\Users\"%CurrentUserName%"\RDP6\TsCredentials.exe
6229e495cd7857d2ad9d0117337232c1 c:\Users\"%CurrentUserName%"\RDP6\svcr.exe

HOSTS file anomalies

No changes have been detected.

Rootkit activity

No anomalies have been detected.

Propagation

VersionInfo

Company Name:
Product Name:
Product Version:
Legal Copyright:
Legal Trademarks:
Original Filename:
Internal Name:
File Version:
File Description:
Comments:
Language: Russian (Russia)

PE Sections

Name Virtual Address Virtual Size Raw Size Entropy Section MD5
.text 4096 580910 581120 4.62736 c2c2260508750422d20cd5cbb116b146
.rdata 585728 188686 188928 3.99304 4513b58651e3d8d87c81a396e5b2f1d1
.data 778240 36724 20992 0.830952 c2de4a3d214eae7e87c7bfc06bd79775
.rsrc 815104 1583808 1584128 5.503 a01e8f39abaafa45f92af1e374fe3dfe
.reloc 2400256 28976 29184 4.70119 1254908a9a03d2bcf12045d49cd572b9

Dropped from:

Downloaded by:

Similar by SSDeep:

Similar by Lavasoft Polymorphic Checker:

URLs

No activity has been detected.

IDS verdicts (Suricata alerts: Emerging Threats ET ruleset)

Traffic

Web Traffic was not found.

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

ConnectionClient.exe_3580:

.text
`.rdata
@.data
.rsrc
@.reloc
GetProcessWindowStation
C:\Users\adrien\Documents\JWTS\workbench-release\c  \UniversalLauncher\Release\UniversalLauncher.pdb
KERNEL32.dll
USER32.dll
ShellExecuteExW
SHELL32.dll
GetCPInfo
C:\Users\"%CurrentUserName%"\RDP6\ConnectionClient.exe
k.nim=
y.zYJ
.byJ5G
f.FD]
s)urleyA
<assembly xmlns="urn:schemas-microsoft-com:asm.v1" manifestVersion="1.0"><trustInfo xmlns="urn:schemas-microsoft-com:asm.v3"><security><requestedPrivileges><requestedExecutionLevel level="asInvoker" uiAccess="false"></requestedExecutionLevel></requestedPrivileges></security></trustInfo><application xmlns="urn:schemas-microsoft-com:asm.v3"><windowsSettings><dpiAware xmlns="hXXp://schemas.microsoft.com/SMI/2005/WindowsSettings">true</dpiAware></windowsSettings></application></assembly>
mscoree.dll
- Attempt to initialize the CRT more than once.
- CRT not initialized
- floating point support not loaded
KERNEL32.DLL
WUSER32.DLL
svcr.exe

svcr.exe_160:

.text
`.rdata
@.data
.rsrc
@.reloc
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)
WSOCK32.dll
VERSION.dll
WINMM.dll
COMCTL32.dll
MPR.dll
InternetCrackUrlW
HttpQueryInfoW
HttpOpenRequestW
HttpSendRequestW
FtpOpenFileW
FtpGetFileSize
InternetOpenUrlW
WININET.dll
PSAPI.DLL
IPHLPAPI.DLL
USERENV.dll
UxTheme.dll
GetProcessHeap
CreatePipe
GetWindowsDirectoryW
KERNEL32.dll
OpenWindowStationW
SetProcessWindowStation
CloseWindowStation
MapVirtualKeyW
EnumChildWindows
EnumWindows
VkKeyScanW
GetKeyState
GetKeyboardState
SetKeyboardState
GetAsyncKeyState
keybd_event
EnumThreadWindows
ExitWindowsEx
UnregisterHotKey
RegisterHotKey
GetKeyboardLayoutNameW
USER32.dll
SetViewportOrgEx
GDI32.dll
COMDLG32.dll
RegOpenKeyExW
RegCloseKey
RegCreateKeyExW
RegEnumKeyExW
RegDeleteKeyW
ADVAPI32.dll
ShellExecuteW
SHFileOperationW
ShellExecuteExW
SHELL32.dll
ole32.dll
OLEAUT32.dll
GetCPInfo
zcÁ
k.nim=
y.zYJ
.byJ5G
f.FD]
s)urleyA
<assembly xmlns="urn:schemas-microsoft-com:asm.v1" manifestVersion="1.0"><dependency><dependentAssembly><assemblyIdentity type="win32" name="Microsoft.Windows.Common-Controls" version="6.0.0.0" language="*" processorArchitecture="*" publicKeyToken="6595b64144ccf1df"></assemblyIdentity></dependentAssembly></dependency><trustInfo xmlns="urn:schemas-microsoft-com:asm.v3"><security><requestedPrivileges><requestedExecutionLevel level="asInvoker" uiAccess="false"></requestedExecutionLevel></requestedPrivileges></security></trustInfo><compatibility xmlns="urn:schemas-microsoft-com:compatibility.v1"><application><supportedOS Id="{e2011457-1546-43c5-a5fe-008deee3d3f0}"></supportedOS><supportedOS Id="{35138b9a-5d96-4fbd-8e2d-a2440225f93a}"></supportedOS><supportedOS Id="{4a2f28e3-53b9-4441-ba9c-d69d4a4a6e38}"></supportedOS><supportedOS Id="{1f676c76-80e1-4239-95bb-83d0f6d0da78}"></supportedOS><supportedOS Id="{8e0f7a12-bfb3-4fe8-b9a5-48fd50a15a9a}"></supportedOS></application></compatibility></assembly>
? ?$?(?,?0?4?8?
2 2$2(2,2024282
<#<'< </<
4F4s4
4D4C4R4e4u4
2!2%2)2-2125292=2
01s1
2=22393@3[3
?&?-?4?:?
8Ÿ94:
8!9*919<9
> >$>(>,>
? ?$?(?,?0?
/AutoIt3ExecuteScript
/AutoIt3ExecuteLine
CMDLINE
CMDLINERAW
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
Line %d:
\\?\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%"\RDP6\svcr.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.
8, 6, 14, 2
svcr.exe
Modified by an unpaid evaluation copy of Resource Tuner 2 (VVV.heaventools.com)


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):

    svcr.exe:160
    %original file name%.exe:3380
    ConnectionClient.exe:3580

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

    C:\Users\"%CurrentUserName%"\RDP6\bkgsc.bmp (14 bytes)
    C:\Users\"%CurrentUserName%"\RDP6\ConnectionClient.exe (3129 bytes)
    C:\Users\"%CurrentUserName%"\AppData\Local\Temp\aut1DFD.tmp (5873 bytes)
    C:\Users\"%CurrentUserName%"\AppData\Local\Temp\aut1E9A.tmp (7001 bytes)
    C:\Users\"%CurrentUserName%"\AppData\Local\Temp\aut2052.tmp (100 bytes)
    C:\Users\"%CurrentUserName%"\RDP6\bkgscgreen.bmp (196 bytes)
    C:\Users\"%CurrentUserName%"\AppData\Local\Temp\aut20C2.tmp (102 bytes)
    C:\Users\"%CurrentUserName%"\AppData\Local\Temp\aut2091.tmp (100 bytes)
    C:\Users\"%CurrentUserName%"\RDP6\TsCredentials.exe (353 bytes)
    C:\Users\"%CurrentUserName%"\RDP6\ConnectionClient.bin (3073 bytes)
    C:\Users\"%CurrentUserName%"\AppData\Local\Temp\aut1FF3.tmp (1825 bytes)
    C:\Users\"%CurrentUserName%"\AppData\Local\Temp\aut20C3.tmp (1372 bytes)
    C:\Users\"%CurrentUserName%"\AppData\Local\Temp\aut20B1.tmp (100 bytes)
    C:\Users\"%CurrentUserName%"\AppData\Local\Temp\aut1DDD.tmp (1473 bytes)
    C:\Users\"%CurrentUserName%"\RDP6\svcr.exe (9324 bytes)
    C:\Users\"%CurrentUserName%"\AppData\Local\Temp\aut1DBC.tmp (746 bytes)
    C:\Users\"%CurrentUserName%"\RDP6\bkgscpink.bmp (196 bytes)
    C:\Users\"%CurrentUserName%"\RDP6\languk.ini (196 bytes)
    C:\Users\"%CurrentUserName%"\RDP6\068d19b4f79ba3e55aa5f82514e4d39f.txt (746 bytes)
    C:\Users\"%CurrentUserName%"\RDP6\ico2.ico (2049 bytes)
    C:\Users\"%CurrentUserName%"\AppData\Local\Temp\aut1FF2.tmp (2 bytes)
    C:\Users\"%CurrentUserName%"\RDP6\bkgscblue.bmp (196 bytes)

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

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