Trojan.GenericKD.1775408 (AdAware), Trojan-PSW.Win32.Zbot.6.FD, GenericInjector.YR, BackdoorCaphaw_QKKBAL.YR, TrojanPSWZbot.YR (Lavasoft MAS)Behaviour: Trojan-PSW, Trojan, Backdoor
The description has been automatically generated by Lavasoft Malware Analysis System and it may contain incomplete or inaccurate information.
Summary
MD5: a992d563f820a689eaeae0f56a578f9c
SHA1: ec64cf10c1b00a627b6a626fed01960ca4cfe110
SHA256: 9d74de9297a7e8ca779a0aaf9a44dc990ffdb95f1a23d3d663fb495c574effc0
SSDeep: 6144:NMTCPlK65mCogKa5x2nN28sHn siToO7HK v1j:5l0CNKa5wNlsHPWe v1j
Size: 257554 bytes
File type: EXE
Platform: WIN32
Entropy: Packed
PEID: UPolyXv05_v6
Company: no certificate found
Created at: 2014-05-11 23:03:17
Analyzed on: WindowsXP SP3 32-bit
Summary: Trojan. A program that appears to do one thing but actually does another (a.k.a. Trojan Horse).
Dynamic Analysis
Payload
No specific payload has been found.
Process activity
The Trojan creates the following process(es):
%original file name%.exe:860
%original file name%.exe:1936
boyd.exe:244
boyd.exe:500
The Trojan injects its code into the following process(es):
Explorer.EXE:1572
Mutexes
The following mutexes were created/opened:No objects were found.
File activity
The process %original file name%.exe:860 makes changes in the file system.
The Trojan creates and/or writes to the following file(s):
%Documents and Settings%\%current user%\Local Settings\Temp\nsj2.tmp\YYspHbEdXmj.dll (2784 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\nsj2.tmp\FBnndbCBrCbhLvSjYzR (2784 bytes)
The Trojan deletes the following file(s):
%Documents and Settings%\%current user%\Local Settings\Temp\nsi1.tmp (0 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\nsj2.tmp\YYspHbEdXmj.dll (0 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\nsj2.tmp (0 bytes)
The process %original file name%.exe:1936 makes changes in the file system.
The Trojan creates and/or writes to the following file(s):
%Documents and Settings%\%current user%\Application Data\Paoh\boyd.exe (257 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\tmp30922f4a.bat (177 bytes)
The process boyd.exe:500 makes changes in the file system.
The Trojan creates and/or writes to the following file(s):
%Documents and Settings%\%current user%\Local Settings\Temp\nso4.tmp\FBnndbCBrCbhLvSjYzR (2784 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\nso4.tmp\YYspHbEdXmj.dll (2784 bytes)
The Trojan deletes the following file(s):
%Documents and Settings%\%current user%\Local Settings\Temp\nsd3.tmp (0 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\nso4.tmp (0 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\nso4.tmp\YYspHbEdXmj.dll (0 bytes)
Registry activity
The process %original file name%.exe:860 makes changes in the system registry.
The Trojan creates and/or sets the following values in system registry:
[HKLM\SOFTWARE\Microsoft\Cryptography\RNG]
"Seed" = "01 62 FE 88 62 F3 BA 6D 03 F0 0B C9 CD 23 FD 66"
[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\MountPoints2\{c155cd73-744b-11e2-8294-806d6172696f}]
"BaseClass" = "Drive"
[HKLM\System\CurrentControlSet\Control\Session Manager]
"PendingFileRenameOperations" = "\??\C:\DOCUME~1\"%CurrentUserName%"\LOCALS~1\Temp\nsj2.tmp\FBnndbCBrCbhLvSjYzR,"
[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\MountPoints2\{c155cd72-744b-11e2-8294-806d6172696f}]
"BaseClass" = "Drive"
[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\MountPoints2\{b98117e8-75ca-11e2-81b2-000c293708fb}]
"BaseClass" = "Drive"
[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\MountPoints2\{c155cd75-744b-11e2-8294-806d6172696f}]
"BaseClass" = "Drive"
The process %original file name%.exe:1936 makes changes in the system registry.
The Trojan creates and/or sets the following values in system registry:
[HKLM\SOFTWARE\Microsoft\Cryptography\RNG]
"Seed" = "68 8A 00 F7 62 7C 52 E9 62 33 A6 8C 21 EC 77 79"
[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\Shell Folders]
"AppData" = "%Documents and Settings%\%current user%\Application Data"
The process boyd.exe:244 makes changes in the system registry.
The Trojan creates and/or sets the following values in system registry:
[HKLM\SOFTWARE\Microsoft\Cryptography\RNG]
"Seed" = "29 EA 7D 8C DF 9E A1 59 B4 6B FF F4 66 96 6D 28"
[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\Shell Folders]
"AppData" = "%Documents and Settings%\%current user%\Application Data"
The process boyd.exe:500 makes changes in the system registry.
The Trojan creates and/or sets the following values in system registry:
[HKLM\SOFTWARE\Microsoft\Cryptography\RNG]
"Seed" = "2C EE 2D 5F E8 9D B5 42 DE F4 CB 77 47 C9 EA 90"
[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\MountPoints2\{c155cd73-744b-11e2-8294-806d6172696f}]
"BaseClass" = "Drive"
[HKLM\System\CurrentControlSet\Control\Session Manager]
"PendingFileRenameOperations" = "\??\C:\DOCUME~1\"%CurrentUserName%"\LOCALS~1\Temp\nsj2.tmp\FBnndbCBrCbhLvSjYzR, , \??\C:\DOCUME~1\"%CurrentUserName%"\LOCALS~1\Temp\nsj2.tmp\, , \??\C:\DOCUME~1\"%CurrentUserName%"\LOCALS~1\Temp\nso4.tmp\FBnndbCBrCbhLvSjYzR,"
[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\MountPoints2\{c155cd72-744b-11e2-8294-806d6172696f}]
"BaseClass" = "Drive"
[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\MountPoints2\{b98117e8-75ca-11e2-81b2-000c293708fb}]
"BaseClass" = "Drive"
[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\MountPoints2\{c155cd75-744b-11e2-8294-806d6172696f}]
"BaseClass" = "Drive"
Dropped PE files
MD5 | File path |
---|---|
db23d243cf8254cad99f45e8a99d1eae | c:\Documents and Settings\"%CurrentUserName%"\Application Data\Paoh\boyd.exe |
HOSTS file anomalies
No changes have been detected.
Rootkit activity
The Trojan installs the following user-mode hooks in WININET.dll:
HttpSendRequestExA
HttpSendRequestW
InternetReadFileExA
InternetQueryDataAvailable
HttpSendRequestExW
InternetReadFile
HttpQueryInfoA
HttpSendRequestA
InternetCloseHandle
The Trojan installs the following user-mode hooks in CRYPT32.dll:
PFXImportCertStore
The Trojan installs the following user-mode hooks in USER32.dll:
SetCursorPos
DefMDIChildProcA
DefFrameProcA
DefDlgProcA
GetClipboardData
DefMDIChildProcW
DefFrameProcW
GetUpdateRgn
RegisterClassA
GetDCEx
ReleaseCapture
SetCapture
DefWindowProcA
CallWindowProcA
GetUpdateRect
PeekMessageA
CallWindowProcW
GetMessagePos
GetCursorPos
EndPaint
BeginPaint
DefWindowProcW
RegisterClassExA
GetMessageA
DefDlgProcW
SwitchDesktop
OpenInputDesktop
RegisterClassExW
RegisterClassW
GetCapture
PeekMessageW
GetMessageW
GetWindowDC
TranslateMessage
GetDC
ReleaseDC
The Trojan installs the following user-mode hooks in WS2_32.dll:
WSASend
send
closesocket
The Trojan installs the following user-mode hooks in kernel32.dll:
GetFileAttributesExW
The Trojan installs the following user-mode hooks in ntdll.dll:
LdrLoadDll
NtCreateThread
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*
- Scan a system with an anti-rootkit tool.
- Terminate malicious process(es) (How to End a Process With the Task Manager):
%original file name%.exe:860
%original file name%.exe:1936
boyd.exe:244
boyd.exe:500 - Delete the original Trojan file.
- Delete or disinfect the following files created/modified by the Trojan:
%Documents and Settings%\%current user%\Local Settings\Temp\nsj2.tmp\YYspHbEdXmj.dll (2784 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\nsj2.tmp\FBnndbCBrCbhLvSjYzR (2784 bytes)
%Documents and Settings%\%current user%\Application Data\Paoh\boyd.exe (257 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\tmp30922f4a.bat (177 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\nso4.tmp\FBnndbCBrCbhLvSjYzR (2784 bytes)
%Documents and Settings%\%current user%\Local Settings\Temp\nso4.tmp\YYspHbEdXmj.dll (2784 bytes) - Clean the Temporary Internet Files folder, which may contain infected files (How to clean Temporary Internet Files folder).
- Reboot the computer.
Static Analysis
VersionInfo
Company Name: urrryxsxn
Product Name: yqdudkheauhq
Product Version: 5.6.4.3
Legal Copyright: Copyright (C) cwpcfcc 2007
Legal Trademarks:
Original Filename:
Internal Name:
File Version: 5.6.4.3
File Description: awewap dmsmvun hatxvvvgg hsxmadp cfskvyyj
Comments:
Language: English (United States)
Company Name: urrryxsxnProduct Name: yqdudkheauhqProduct Version: 5.6.4.3Legal Copyright: Copyright (C) cwpcfcc 2007Legal Trademarks: Original Filename: Internal Name: File Version: 5.6.4.3File Description: awewap dmsmvun hatxvvvgg hsxmadp cfskvyyjComments: Language: English (United States)
PE Sections
Name | Virtual Address | Virtual Size | Raw Size | Entropy | Section MD5 |
---|---|---|---|---|---|
.text | 4096 | 23492 | 23552 | 4.51363 | 79f5d2a5c694e8b9ed29bcd757745ec3 |
.rdata | 28672 | 4558 | 4608 | 3.62903 | 640f709ec19b4ed0455a4c64e5934d5e |
.data | 36864 | 3772408 | 1024 | 3.37934 | ea16c5ba638075b4f442cbd87f1754b5 |
.ndata | 3809280 | 32768 | 0 | 0 | d41d8cd98f00b204e9800998ecf8427e |
.rsrc | 3842048 | 17712 | 17920 | 3.18646 | efd2626cacbc131f289f114be5f9c928 |
Dropped from:
Downloaded by:
Similar by SSDeep:
Similar by Lavasoft Polymorphic Checker:
Network Activity
URLs
URL | IP |
---|---|
hxxp://mybusinessplans.uni.me/movies/300/config.bin | |
hxxp://p.r.im/ | 54.243.190.39 |
IDS verdicts (Suricata alerts: Emerging Threats ET ruleset)
Traffic
<font color="red">GET /movies/300/config.bin HTTP/1.1<br>
Accept: */*<br>
Connection: Close<br>
User-Agent: Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1; SV1; .NET CLR 2.0.50727; .NET CLR 3.0.04506.648; .NET CLR 3.5.21022; .NET4.0C)<br>
Host: mybusinessplans.uni.me<br>
Cache-Control: no-cache<br>
<br>
</font><br><font color="blue">HTTP/1.1 302 Found<br>
Date: Wed, 13 Aug 2014 09:51:26 GMT<br>
Server: Apache/2.4.6 (Linux/SUSE)<br>
Location: hXXp://p.r.im<br>
Content-Length: 288<br>
Connection: close<br>
Content-Type: text/html; charset=iso-8859-1<br><pre><!DOCTYPE HTML PUBLIC "-//IETF//DTD HTML 2.0//EN">.<html>&<br>lt;head>.<title>302 Found</title>.</head><body<br>>.<h1>Found</h1>.<p>The document has moved <a <br>href="hXXp://p.r.im">here</a>.</p>.<hr>.<addre<br>ss>Apache/2.4.6 (Linux/SUSE) Server at mybusinessplans.uni.me Port <br>80</address>.</body></html>...</pre></font><br><br
<font color="red">GET / HTTP/1.1<br>
Accept: */*<br>
Connection: Close<br>
User-Agent: Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1; SV1; .NET CLR 2.0.50727; .NET CLR 3.0.04506.648; .NET CLR 3.5.21022; .NET4.0C)<br>
Cache-Control: no-cache<br>
Host: p.r.im<br>
<br>
</font><br><font color="blue">HTTP/1.1 200 OK<br>
Server: nginx/1.2.1<br>
Date: Wed, 13 Aug 2014 09:51:30 GMT<br>
Content-Type: text/html<br>
Content-Length: 3708<br>
Connection: close<br>
Vary: Accept-Encoding<br>
<<< skipped >>>
Map
The Trojan connects to the servers at the folowing location(s):
Strings from Dumps
Explorer.EXE_1572_rwx_00ED0000_00027000:
.text
.text
`.data
`.data
.reloc
.reloc
hXXp://VVV.google.com/webhp
hXXp://VVV.google.com/webhp
PR_OpenTCPSocket
PR_OpenTCPSocket
gdiplus.dll
gdiplus.dll
GdiplusShutdown
GdiplusShutdown
ole32.dll
ole32.dll
gdi32.dll
gdi32.dll
: ;2*8.>
: ;2*8.>
3.#70!2)
3.#70!2)
x#m`a`cmddt-
x#m`a`cmddt-
6 !26!1'1
6 !26!1'1
7"52),,>
7"52),,>
;
;
71.(5;4=
71.(5;4=
(203,2$0
(203,2$0
/?./,5
/?./,5
:>(
:>(
8%/
8%/
%/>!
%/>!
HTTP/1.1
HTTP/1.1
userenv.dll
userenv.dll
del "%s"
del "%s"
if exist "%s" goto d
if exist "%s" goto d
del /F "%s"
del /F "%s"
Mozilla/4.0 (compatible; MSIE 7.0; Windows NT 5.1; SV1)
Mozilla/4.0 (compatible; MSIE 7.0; Windows NT 5.1; SV1)
urlmon.dll
urlmon.dll
cabinet.dll
cabinet.dll
hXXp://
hXXp://
hXXps://
hXXps://
HTTP/1.
HTTP/1.
SSSh,4
SSSh,4
GetProcessHeap
GetProcessHeap
KERNEL32.dll
KERNEL32.dll
SetKeyboardState
SetKeyboardState
ExitWindowsEx
ExitWindowsEx
MsgWaitForMultipleObjects
MsgWaitForMultipleObjects
MapVirtualKeyW
MapVirtualKeyW
GetKeyboardState
GetKeyboardState
OpenWindowStationW
OpenWindowStationW
GetProcessWindowStation
GetProcessWindowStation
CreateWindowStationW
CreateWindowStationW
CloseWindowStation
CloseWindowStation
SetProcessWindowStation
SetProcessWindowStation
USER32.dll
USER32.dll
RegOpenKeyExW
RegOpenKeyExW
RegEnumKeyExW
RegEnumKeyExW
RegCloseKey
RegCloseKey
RegCreateKeyExW
RegCreateKeyExW
ADVAPI32.dll
ADVAPI32.dll
PathIsURLW
PathIsURLW
UrlUnescapeA
UrlUnescapeA
SHDeleteKeyW
SHDeleteKeyW
SHLWAPI.dll
SHLWAPI.dll
ShellExecuteW
ShellExecuteW
SHELL32.dll
SHELL32.dll
Secur32.dll
Secur32.dll
SetViewportOrgEx
SetViewportOrgEx
GDI32.dll
GDI32.dll
WS2_32.dll
WS2_32.dll
PFXImportCertStore
PFXImportCertStore
CertDeleteCertificateFromStore
CertDeleteCertificateFromStore
CertOpenSystemStoreW
CertOpenSystemStoreW
CertCloseStore
CertCloseStore
CertEnumCertificatesInStore
CertEnumCertificatesInStore
CertDuplicateCertificateContext
CertDuplicateCertificateContext
PFXExportCertStoreEx
PFXExportCertStoreEx
CRYPT32.dll
CRYPT32.dll
HttpSendRequestExA
HttpSendRequestExA
HttpQueryInfoA
HttpQueryInfoA
HttpSendRequestExW
HttpSendRequestExW
HttpSendRequestW
HttpSendRequestW
HttpSendRequestA
HttpSendRequestA
InternetCrackUrlA
InternetCrackUrlA
HttpOpenRequestA
HttpOpenRequestA
HttpAddRequestHeadersA
HttpAddRequestHeadersA
GetUrlCacheEntryInfoW
GetUrlCacheEntryInfoW
HttpAddRequestHeadersW
HttpAddRequestHeadersW
WININET.dll
WININET.dll
OLEAUT32.dll
OLEAUT32.dll
NETAPI32.dll
NETAPI32.dll
6 6&6/656{6
6 6&6/656{6
cGlobal\XXX
cGlobal\XXX
nspr4.dll
nspr4.dll
nss3.dll
nss3.dll
SysShadow
SysShadow
kernel32.dll
kernel32.dll
"%s" %s
"%s" %s
/c "%s"
/c "%s"
%sx.%s
%sx.%s
%sx
%sx
%Documents and Settings%\%current user%\Application Data\Giora\ucpi.yvh
%Documents and Settings%\%current user%\Application Data\Giora\ucpi.yvh
%Documents and Settings%\%current user%\Application Data\Giora
%Documents and Settings%\%current user%\Application Data\Giora
ucpi.yvh
ucpi.yvh
Global\{B0782840-7A76-C94E-461F-DDEBEC86EE2D}
Global\{B0782840-7A76-C94E-461F-DDEBEC86EE2D}
%Documents and Settings%\%current user%\Application Data
%Documents and Settings%\%current user%\Application Data
{26039A65-C853-5F35-461F-DDEBEC86EE2D}
{26039A65-C853-5F35-461F-DDEBEC86EE2D}