Trojan.Win32.Agentb.bqcx (Kaspersky), Gen:Variant.Kazy.665845 (B) (Emsisoft), Gen:Variant.Kazy.665845 (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: b0e7983080f42ff6205b1f321501b8a3
SHA1: ddd3c33fa4d788d491daabb2d72dd9d5650e367b
SHA256: 6c734b64a013c9a51750746e74a56f32d492b48a7f84232a104fa5a2954626a9
SSDeep: 6144:aicyj93d7G9Z6LXWu/ivy60r1hGQWqS2qPSk5:YCN7Awwa60r1hGQWqS
Size: 206848 bytes
File type: EXE
Platform: WIN32
Entropy: Packed
PEID: UPolyXv05_v6
Company: no certificate found
Created at: 2015-07-07 11:25:01
Analyzed on: WindowsXP SP3 32-bit
Summary: Trojan-PSW. Trojan program intended for stealing users passwords.
Dynamic Analysis
Payload
No specific payload has been found.
Process activity
The Trojan creates the following process(es):
%original file name%.exe:224
fuxeo.exe:1304
The Trojan injects its code into the following process(es):
Explorer.EXE:1140
Mutexes
The following mutexes were created/opened:No objects were found.
File activity
The process %original file name%.exe:224 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\tmpc18e3a64.bat (177 bytes)
%Documents and Settings%\%current user%\Application Data\Igqeor\fuxeo.exe (206 bytes)
Registry activity
The process %original file name%.exe:224 makes changes in the system registry.
The Trojan creates and/or sets the following values in system registry:
[HKLM\SOFTWARE\Microsoft\Cryptography\RNG]
"Seed" = "7A 6C 28 53 2D 2E E9 BF F4 0F 37 06 47 A6 75 A7"
[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\Shell Folders]
"AppData" = "%Documents and Settings%\%current user%\Application Data"
The process fuxeo.exe:1304 makes changes in the system registry.
The Trojan creates and/or sets the following values in system registry:
[HKLM\SOFTWARE\Microsoft\Cryptography\RNG]
"Seed" = "00 6F C2 9E B0 8D 07 BC 1B BB E7 77 EB CB 4A CB"
[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\Shell Folders]
"AppData" = "%Documents and Settings%\%current user%\Application Data"
Dropped PE files
MD5 | File path |
---|---|
04373472111b2717fb0dcd83e16e9823 | c:\Documents and Settings\"%CurrentUserName%"\Application Data\Igqeor\fuxeo.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:224
fuxeo.exe:1304 - Delete the original Trojan file.
- Delete or disinfect the following files created/modified by the Trojan:
%Documents and Settings%\%current user%\Local Settings\Temp\tmpc18e3a64.bat (177 bytes)
%Documents and Settings%\%current user%\Application Data\Igqeor\fuxeo.exe (206 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
No information is available.
No information is available.
PE Sections
Name | Virtual Address | Virtual Size | Raw Size | Entropy | Section MD5 |
---|---|---|---|---|---|
.text | 4096 | 20951 | 20992 | 4.626 | 85dbb9033e1c5d4930f9b131d2194cf3 |
.rdata | 28672 | 520 | 1024 | 1.76529 | 9c4d7b015c69e8c083c60700145db15b |
.data | 32768 | 1392 | 1024 | 3.2983 | 371fbc0ec159d0317abde17f67ffa72b |
.rsrc | 36864 | 1136 | 1536 | 2.36684 | 38b6a710d2a4c2dba203b10f105d0c50 |
.reloc | 40960 | 180854 | 181248 | 5.54292 | 0f5d02e369ad500f20fc419b894a0a99 |
Dropped from:
Downloaded by:
Similar by SSDeep:
Similar by Lavasoft Polymorphic Checker:
Total found: 1
38a4f47063688add718be503ca7c190e
Network Activity
URLs
URL | IP |
---|---|
hxxp://62.109.7.137/googleAD/update/conf.bin |
IDS verdicts (Suricata alerts: Emerging Threats ET ruleset)
Traffic
GET /googleAD/update/conf.bin HTTP/1.1
Accept: */*
User-Agent: Mozilla/5.0 (compatible; MSIE 6.0; Windows NT 6.2)
Host: 62.109.7.137
Cache-Control: no-cache
HTTP/1.1 404 Not Found
Server: nginx
Date: Sat, 10 Oct 2015 09:55:37 GMT
Content-Type: text/html; charset=iso-8859-1
Content-Length: 222
Connection: keep-alive
Keep-Alive: timeout=60
<!DOCTYPE HTML PUBLIC "-//IETF//DTD HTML 2.0//EN">.<html><head>.<title>404 Not Found</title>.</head><body>.<h1>Not Found</h1>.<p>The requested URL /googleAD/update/conf.bin was not found on this server.</p>.</body></html>.....
GET /googleAD/update/conf.bin HTTP/1.1
Accept: */*
User-Agent: Mozilla/5.0 (compatible; MSIE 6.0; Windows NT 6.2)
Host: 62.109.7.137
Cache-Control: no-cache
HTTP/1.1 404 Not Found
Server: nginx
Date: Sat, 10 Oct 2015 09:55:37 GMT
Content-Type: text/html; charset=iso-8859-1
Content-Length: 222
Connection: keep-alive
Keep-Alive: timeout=60
<!DOCTYPE HTML PUBLIC "-//IETF//DTD HTML 2.0//EN">.<html><head>.<title>404 Not Found</title>.</head><body>.<h1>Not Found</h1>.<p>The requested URL /googleAD/update/conf.bin was not found on this server.</p>.</body></html>.HTTP/1.1 404 Not Found..Server: nginx..Date: Sat, 10 Oct 2015 09:55:37 GMT..Content-Type: text/html; charset=iso-8859-1..Content-Length: 222..Connection: keep-alive..Keep-Alive: timeout=60..<!DOCTYPE HTML PUBLIC "-//IETF//DTD HTML 2.0//EN">.<html><head>.<title>404 Not Found</title>.</head><body>.<h1>Not Found</h1>.<p>The requested URL /googleAD/update/conf.bin was not found on this server.</p>.</body></html>.....
Map
The Trojan connects to the servers at the folowing location(s):
Strings from Dumps
Explorer.EXE_1140_rwx_01E00000_0002C000:
.text
.text
`.data
`.data
.reloc
.reloc
gdiplus.dll
gdiplus.dll
GdiplusShutdown
GdiplusShutdown
ole32.dll
ole32.dll
gdi32.dll
gdi32.dll
HTTP/1.1
HTTP/1.1
hXXp://62.109.7.137/googleAD/update/conf.bin
hXXp://62.109.7.137/googleAD/update/conf.bin
Mozilla/5.0 (compatible; MSIE 6.0; Windows NT 6.2)
Mozilla/5.0 (compatible; MSIE 6.0; Windows NT 6.2)
pufjwdx.jvh
pufjwdx.jvh
" !=%(>";;
" !=%(>";;
=225;6%%7!=
=225;6%%7!=
3:6 1*7=$;-
3:6 1*7=$;-
*4*-0*1?7!
*4*-0*1?7!
MK[(bocmdgs
MK[(bocmdgs
15#77??68.
15#77??68.
&'/(
&'/(
$!*4,#)<:>
$!*4,#)<:>
mfh{g~amzgs.dgg
mfh{g~amzgs.dgg
:; 1299;2
:; 1299;2
>.Rdd
>.Rdd
userenv.dll
userenv.dll
del "%s"
del "%s"
if exist "%s" goto d
if exist "%s" goto d
del /F "%s"
del /F "%s"
urlmon.dll
urlmon.dll
cabinet.dll
cabinet.dll
hXXp://
hXXp://
hXXps://
hXXps://
HTTP/1.
HTTP/1.
hXXp://VVV.google.com/webhp
hXXp://VVV.google.com/webhp
t7SSSh
t7SSSh
t"SSSh
t"SSSh
GetProcessHeap
GetProcessHeap
KERNEL32.dll
KERNEL32.dll
MapVirtualKeyW
MapVirtualKeyW
ExitWindowsEx
ExitWindowsEx
OpenWindowStationW
OpenWindowStationW
GetProcessWindowStation
GetProcessWindowStation
CreateWindowStationW
CreateWindowStationW
CloseWindowStation
CloseWindowStation
SetProcessWindowStation
SetProcessWindowStation
SetKeyboardState
SetKeyboardState
GetKeyboardState
GetKeyboardState
MsgWaitForMultipleObjects
MsgWaitForMultipleObjects
USER32.dll
USER32.dll
RegOpenKeyExW
RegOpenKeyExW
RegEnumKeyExW
RegEnumKeyExW
RegCloseKey
RegCloseKey
RegCreateKeyExW
RegCreateKeyExW
ADVAPI32.dll
ADVAPI32.dll
UrlUnescapeA
UrlUnescapeA
SHDeleteKeyW
SHDeleteKeyW
PathIsURLW
PathIsURLW
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
CertDeleteCertificateFromStore
CertDeleteCertificateFromStore
CertOpenSystemStoreW
CertOpenSystemStoreW
CertCloseStore
CertCloseStore
PFXImportCertStore
PFXImportCertStore
CertEnumCertificatesInStore
CertEnumCertificatesInStore
CertDuplicateCertificateContext
CertDuplicateCertificateContext
PFXExportCertStoreEx
PFXExportCertStoreEx
CRYPT32.dll
CRYPT32.dll
HttpQueryInfoA
HttpQueryInfoA
InternetCrackUrlA
InternetCrackUrlA
HttpOpenRequestA
HttpOpenRequestA
HttpAddRequestHeadersA
HttpAddRequestHeadersA
HttpSendRequestA
HttpSendRequestA
HttpSendRequestExA
HttpSendRequestExA
HttpSendRequestExW
HttpSendRequestExW
HttpSendRequestW
HttpSendRequestW
GetUrlCacheEntryInfoW
GetUrlCacheEntryInfoW
HttpAddRequestHeadersW
HttpAddRequestHeadersW
WININET.dll
WININET.dll
OLEAUT32.dll
OLEAUT32.dll
NETAPI32.dll
NETAPI32.dll
=?>#?.?;?
=?>#?.?;?
9%9)9/939
9%9)9/939
SysShadow
SysShadow
kernel32.dll
kernel32.dll
"%s" %s
"%s" %s
/c "%s"
/c "%s"
%sx.%s
%sx.%s
%sx
%sx
cGlobal\XXX
cGlobal\XXX
Global\{ACDE96FE-DEF6-99E0-29F3-E3609A941101}
Global\{ACDE96FE-DEF6-99E0-29F3-E3609A941101}
%Documents and Settings%\%current user%\Application Data
%Documents and Settings%\%current user%\Application Data
{E4AB7824-85C8-1C53-77BA-1BBC62C761EF}
{E4AB7824-85C8-1C53-77BA-1BBC62C761EF}
%Documents and Settings%\%current user%\Application Data\Liis\maork.uzg
%Documents and Settings%\%current user%\Application Data\Liis\maork.uzg
%Documents and Settings%\%current user%\Application Data\Liis
%Documents and Settings%\%current user%\Application Data\Liis
maork.uzg
maork.uzg