HEUR:Trojan.Win32.Generic (Kaspersky), Trojan.Generic.20493032 (B) (Emsisoft), Trojan.Generic.20493032 (AdAware), Backdoor.Win32.Xtrat.FD, GenericAutorunWorm.YR, GenericInjector.YR (Lavasoft MAS)Behaviour: Trojan, Backdoor, Worm, WormAutorun
The description has been automatically generated by Lavasoft Malware Analysis System and it may contain incomplete or inaccurate information.
Summary
MD5: dd346f237b63640681eb0fcca0db9e2e
SHA1: e37498d25c6e9191c3b430a5e69c14a906f9ac4d
SHA256: 4c114640f9e3e89f6b3ca27cde31dd7a58ff65d028c3a9136c4a95f8d80593a2
SSDeep: 3072:B2/C6U/CXKwCA/NsC1DrdSocnvD9kfR6ftWSkybNfLjS:5HMKCF/fR6fIozj
Size: 150016 bytes
File type: EXE
Platform: WIN32
Entropy: Packed
PEID: MicrosoftVisualC, NETexecutable, UPolyXv05_v6
Company: Gemius
Created at: 2017-03-14 00:50:51
Analyzed on: Windows7 SP1 32-bit
Summary: Trojan. A program that appears to do one thing but actually does another (a.k.a. Trojan Horse).
Dynamic Analysis
Payload
| Behaviour | Description |
|---|---|
| WormAutorun | A worm can spread via removable drives. It writes its executable and creates "autorun.inf" scripts on all removable drives. The autorun script will execute the Trojan's file once a user opens a drive's folder in Windows Explorer. |
Process activity
The Trojan creates the following process(es):
%original file name%.exe:3584
.exe:3792
The Trojan injects its code into the following process(es):
svchost.exe:3616
iexplore.exe:3804
Mutexes
The following mutexes were created/opened:No objects were found.
File activity
The process %original file name%.exe:3584 makes changes in the file system.
The Trojan creates and/or writes to the following file(s):
C:\Windows\Microsoft.NET\Framework\v2.0.50727\CONFIG\enterprisesec.config.cch.new (768 bytes)
C:\Users\"%CurrentUserName%"\AppData\Local\Temp\a33333.xml (1 bytes)
C:\Users\"%CurrentUserName%"\AppData\Local\Temp\LoMkjwQ.exe (673 bytes)
C:\Windows\Microsoft.NET\Framework\v2.0.50727\CONFIG\security.config.cch.new (768 bytes)
C:\Users\"%CurrentUserName%"\AppData\Local\Temp\.exe (44 bytes)
The Trojan deletes the following file(s):
C:\Users\"%CurrentUserName%"\AppData\Local\Temp\a33333.xml (0 bytes)
The process .exe:3792 makes changes in the file system.
The Trojan deletes the following file(s):
C:\Users\"%CurrentUserName%"\AppData\Local\Temp\x.html (0 bytes)
Registry activity
The process %original file name%.exe:3584 makes changes in the system registry.
The Trojan creates and/or sets the following values in system registry:
[HKCU\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap]
"AutoDetect" = "1"
"UNCAsIntranet" = "0"
The Trojan 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 .exe:3792 makes changes in the system registry.
The Trojan creates and/or sets the following values in system registry:
[HKCU\Software\XtremeRAT]
"Mutex" = "lmx8pleQ0FRNPt"
Dropped PE files
| MD5 | File path |
|---|---|
| 54a47f6b5e09a77e61649109c6a08866 | c:\Users\"%CurrentUserName%"\AppData\Local\Temp\.exe |
| 54a47f6b5e09a77e61649109c6a08866 | c:\Windows\System32\InstallDir\svchost.exe |
HOSTS file anomalies
No changes have been detected.
Rootkit activity
No anomalies have been detected.
Propagation
A worm can spread via removable drives. It writes its executable and creates "autorun.inf" scripts on all removable drives. The autorun script will execute the Trojan's file once a user opens a drive's folder in Windows Explorer.
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):
%original file name%.exe:3584
.exe:3792 - Delete the original Trojan file.
- Delete or disinfect the following files created/modified by the Trojan:
C:\Windows\Microsoft.NET\Framework\v2.0.50727\CONFIG\enterprisesec.config.cch.new (768 bytes)
C:\Users\"%CurrentUserName%"\AppData\Local\Temp\a33333.xml (1 bytes)
C:\Users\"%CurrentUserName%"\AppData\Local\Temp\LoMkjwQ.exe (673 bytes)
C:\Windows\Microsoft.NET\Framework\v2.0.50727\CONFIG\security.config.cch.new (768 bytes)
C:\Users\"%CurrentUserName%"\AppData\Local\Temp\.exe (44 bytes) - Clean the Temporary Internet Files folder, which may contain infected files (How to clean Temporary Internet Files folder).
- Find and delete all copies of the worm's file together with "autorun.inf" scripts on removable drives.
- Reboot the computer.
Static Analysis
VersionInfo
Company Name:
Product Name:
Product Version: 1.0.0.0
Legal Copyright:
Legal Trademarks:
Original Filename: setup.exe
Internal Name: setup.exe
File Version: 1.0.0.0
File Description:
Comments:
Language: Chinese (Simplified, PRC)
Company Name: Product Name: Product Version: 1.0.0.0Legal Copyright: Legal Trademarks: Original Filename: setup.exeInternal Name: setup.exeFile Version: 1.0.0.0File Description: Comments: Language: Chinese (Simplified, PRC)
PE Sections
| Name | Virtual Address | Virtual Size | Raw Size | Entropy | Section MD5 |
|---|---|---|---|---|---|
| .text | 8192 | 147636 | 147968 | 4.96383 | b3d0d7d4f93b32d2f835ea74e3a5f63b |
| .rsrc | 163840 | 1024 | 1024 | 1.45033 | eb430732b96f92c7a34280b006cf4762 |
| .reloc | 172032 | 12 | 512 | 0.070639 | f4afd64c7ac0ca5a63ec3846c653b823 |
Dropped from:
26c8022bdcc2dc7c31dd8c860b11d3ab
Downloaded by:
Similar by SSDeep:
Similar by Lavasoft Polymorphic Checker:
Network Activity
URLs
| URL | IP |
|---|---|
| ah-antihacker.ddns.net |
IDS verdicts (Suricata alerts: Emerging Threats ET ruleset)
Traffic
Map
The Trojan connects to the servers at the folowing location(s):
Strings from Dumps
svchost.exe_3616:
.text
.text
`.data
`.data
.rsrc
.rsrc
@.reloc
@.reloc
msvcrt.dll
msvcrt.dll
API-MS-Win-Core-ProcessThreads-L1-1-0.dll
API-MS-Win-Core-ProcessThreads-L1-1-0.dll
KERNEL32.dll
KERNEL32.dll
NTDLL.DLL
NTDLL.DLL
API-MS-Win-Security-Base-L1-1-0.dll
API-MS-Win-Security-Base-L1-1-0.dll
API-MS-WIN-Service-Core-L1-1-0.dll
API-MS-WIN-Service-Core-L1-1-0.dll
API-MS-WIN-Service-winsvc-L1-1-0.dll
API-MS-WIN-Service-winsvc-L1-1-0.dll
RPCRT4.dll
RPCRT4.dll
ole32.dll
ole32.dll
ntdll.dll
ntdll.dll
_amsg_exit
_amsg_exit
RegCloseKey
RegCloseKey
RegOpenKeyExW
RegOpenKeyExW
GetProcessHeap
GetProcessHeap
svchost.pdb
svchost.pdb
version="5.1.0.0"
version="5.1.0.0"
name="Microsoft.Windows.Services.SvcHost"
name="Microsoft.Windows.Services.SvcHost"
Host Process for Windows Services
Host Process for Windows Services
Software\Microsoft\Windows NT\CurrentVersion\Svchost
Software\Microsoft\Windows NT\CurrentVersion\Svchost
Software\Microsoft\Windows NT\CurrentVersion\MgdSvchost
Software\Microsoft\Windows NT\CurrentVersion\MgdSvchost
\PIPE\
\PIPE\
Host Process for Windows Services
Host Process for Windows Services
6.1.7600.16385 (win7_rtm.090713-1255)
6.1.7600.16385 (win7_rtm.090713-1255)
svchost.exe
svchost.exe
Windows
Windows
Operating System
Operating System
6.1.7600.16385
6.1.7600.16385
svchost.exe_3616_rwx_10000000_0004D000:
`.rsrc
`.rsrc
ServerKeyloggerU
ServerKeyloggerU
789:;
789:;
%SERVER%
%SERVER%
URLMON.DLL
URLMON.DLL
shell32.dll
shell32.dll
hXXp://
hXXp://
advapi32.dll
advapi32.dll
kernel32.dll
kernel32.dll
mpr.dll
mpr.dll
version.dll
version.dll
comctl32.dll
comctl32.dll
gdi32.dll
gdi32.dll
opengl32.dll
opengl32.dll
user32.dll
user32.dll
wintrust.dll
wintrust.dll
msimg32.dll
msimg32.dll
juXqhu2.iu
juXqhu2.iu
KWindows
KWindows
TServerKeylogger
TServerKeylogger
GetWindowsDirectoryW
GetWindowsDirectoryW
RegOpenKeyExW
RegOpenKeyExW
RegCreateKeyW
RegCreateKeyW
RegCloseKey
RegCloseKey
RegOpenKeyExA
RegOpenKeyExA
FindExecutableW
FindExecutableW
ShellExecuteW
ShellExecuteW
SHDeleteKeyW
SHDeleteKeyW
URLDownloadToCacheFileW
URLDownloadToCacheFileW
UnhookWindowsHookEx
UnhookWindowsHookEx
SetWindowsHookExW
SetWindowsHookExW
MapVirtualKeyW
MapVirtualKeyW
GetKeyboardLayout
GetKeyboardLayout
GetKeyState
GetKeyState
GetKeyboardType
GetKeyboardType
GetKeyboardState
GetKeyboardState
FtpPutFileW
FtpPutFileW
FtpSetCurrentDirectoryW
FtpSetCurrentDirectoryW
.idata
.idata
.rdata
.rdata
P.reloc
P.reloc
P.rsrc
P.rsrc
URLDb
URLDb
KERNEL32.DLL
KERNEL32.DLL
ntdll.dll
ntdll.dll
oleaut32.dll
oleaut32.dll
shlwapi.dll
shlwapi.dll
wininet.dll
wininet.dll
x.html
x.html
HKEY_CLASSES_ROOT
HKEY_CLASSES_ROOT
HKEY_CURRENT_USER
HKEY_CURRENT_USER
HKEY_LOCAL_MACHINE
HKEY_LOCAL_MACHINE
HKEY_USERS
HKEY_USERS
HKEY_CURRENT_CONFIG
HKEY_CURRENT_CONFIG
[Execute]
[Execute]
KeyDelBackspace
KeyDelBackspace
.html
.html
XtremeKeylogger
XtremeKeylogger
Software\Microsoft\Windows\CurrentVersion\Run
Software\Microsoft\Windows\CurrentVersion\Run
.functions
.functions
icon=shell32.dll,4
icon=shell32.dll,4
shellexecute=
shellexecute=
autorun.inf
autorun.inf
\Microsoft\Windows\
\Microsoft\Windows\
ÞFAULTBROWSER%
ÞFAULTBROWSER%
svchost.exe
svchost.exe
ah-antihacker.ddns.net
ah-antihacker.ddns.net
{W85FPND1-LO20-F66I-3B80-VFA1L3EKVP7B}
{W85FPND1-LO20-F66I-3B80-VFA1L3EKVP7B}
HKCU\Software\Microsoft\Windows\CurrentVersion\Run
HKCU\Software\Microsoft\Windows\CurrentVersion\Run
dns.net
dns.net
392.168.0.1:1900
392.168.0.1:1900
ÞFAlmx8pleQ0FRNPtPERSIST
ÞFAlmx8pleQ0FRNPtPERSIST
UPnP.UP
UPnP.UP
PTF.ftpserver.com
PTF.ftpserver.com
ftpuser
ftpuser
iexplore.exe_3804:
.text
.text
`.data
`.data
.rsrc
.rsrc
@.reloc
@.reloc
>.uzf
>.uzf
.us;}
.us;}
IEFRAME.dll
IEFRAME.dll
MLANG.dll
MLANG.dll
iertutil.dll
iertutil.dll
urlmon.dll
urlmon.dll
ole32.dll
ole32.dll
SHELL32.dll
SHELL32.dll
SHLWAPI.dll
SHLWAPI.dll
msvcrt.dll
msvcrt.dll
USER32.dll
USER32.dll
KERNEL32.dll
KERNEL32.dll
ADVAPI32.dll
ADVAPI32.dll
RegOpenKeyExW
RegOpenKeyExW
RegCloseKey
RegCloseKey
GetWindowsDirectoryW
GetWindowsDirectoryW
_amsg_exit
_amsg_exit
_wcmdln
_wcmdln
UrlApplySchemeW
UrlApplySchemeW
PathIsURLW
PathIsURLW
UrlCanonicalizeW
UrlCanonicalizeW
UrlCreateFromPathW
UrlCreateFromPathW
iexplore.pdb
iexplore.pdb
KEYW
KEYW
KEYWh
KEYWh
KEYWD
KEYWD
.ENNNG.
.ENNNG.
a.ry.v
a.ry.v
l.igM4
l.igM4
?1%SGf
?1%SGf
xh.JW^
xh.JW^
.97777"7" " " !
.97777"7" " " !
3.... ))
3.... ))
8888888888888
8888888888888
8888888888
8888888888
.lPV)
.lPV)
úW1
úW1
.ApX/
.ApX/
H.ZAf
H.ZAf
ð[U
ð[U
%s!FK
%s!FK
1YYYY1YY9GEAA=77YRNNNW:.VT1
1YYYY1YY9GEAA=77YRNNNW:.VT1
888777777
888777777
Y.hilkRROMLK=C,
Y.hilkRROMLK=C,
..(((($$
..(((($$
3...((((%
3...((((%
3....(.''$
3....(.''$
3.2...((((%
3.2...((((%
33.2....(,'
33.2....(,'
55323222...
55323222...
(%&'00443445?
(%&'00443445?
00.,,,4(
00.,,,4(
000.,,9(
000.,,9(
0020..9(
0020..9(
003200;(
003200;(
(#'( (''''!'!
(#'( (''''!'!
Microsoft.InternetExplorer.Default
Microsoft.InternetExplorer.Default
user32.dll
user32.dll
Kernel32.DLL
Kernel32.DLL
xfire.exe
xfire.exe
wlmail.exe
wlmail.exe
winamp.exe
winamp.exe
waol.exe
waol.exe
sidebar.exe
sidebar.exe
psocdesigner.exe
psocdesigner.exe
np.exe
np.exe
netscape.exe
netscape.exe
netcaptor.exe
netcaptor.exe
neoplanet.exe
neoplanet.exe
msn.exe
msn.exe
mshtmpad.exe
mshtmpad.exe
mshta.exe
mshta.exe
loader42.exe
loader42.exe
infopath.exe
infopath.exe
iexplore.exe
iexplore.exe
iepreview.exe
iepreview.exe
groove.exe
groove.exe
explorer.exe
explorer.exe
dreamweaver.exe
dreamweaver.exe
contribute.exe
contribute.exe
aol.exe
aol.exe
{28fb17e0-d393-439d-9a21-9474a070473a}
{28fb17e0-d393-439d-9a21-9474a070473a}
Software\Policies\Microsoft\Windows\CurrentVersion\Internet Settings
Software\Policies\Microsoft\Windows\CurrentVersion\Internet Settings
DShell32.dll
DShell32.dll
Software\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\iexplore.exe
Software\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\iexplore.exe
Software\Microsoft\Active Setup\Installed Components\>{26923b43-4d38-484f-9b9e-de460746276c}
Software\Microsoft\Active Setup\Installed Components\>{26923b43-4d38-484f-9b9e-de460746276c}
"%s" %s
"%s" %s
Kernel32.dll
Kernel32.dll
\AppPatch\sysmain.sdb
\AppPatch\sysmain.sdb
-extoff go.microsoft.com/fwlink/?LinkId=106323
-extoff go.microsoft.com/fwlink/?LinkId=106323
-extoff go.microsoft.com/fwlink/?LinkId=106322
-extoff go.microsoft.com/fwlink/?LinkId=106322
-extoff go.microsoft.com/fwlink/?LinkId=106320
-extoff go.microsoft.com/fwlink/?LinkId=106320
kernel32.dll
kernel32.dll
{00000000-0000-0000-0000-000000000000}
{00000000-0000-0000-0000-000000000000}
\\?\Volume
\\?\Volume
shell:%s
shell:%s
Imaging_CreateWebPagePreview_Perftrack
Imaging_CreateWebPagePreview_Perftrack
Browseui_Tabs_Tearoff_BetweenWindows
Browseui_Tabs_Tearoff_BetweenWindows
Frame_URLEntered
Frame_URLEntered
Imaging_CreateWebPagePreview
Imaging_CreateWebPagePreview
WS_ExecuteQuery
WS_ExecuteQuery
Shdocvw_BaseBrowser_FireEvent_WindowStateChanged
Shdocvw_BaseBrowser_FireEvent_WindowStateChanged
IdleTask_Execution_Time
IdleTask_Execution_Time
9.00.8112.16421 (WIN7_IE9_RTM.110308-0330)
9.00.8112.16421 (WIN7_IE9_RTM.110308-0330)
IEXPLORE.EXE
IEXPLORE.EXE
Windows
Windows
9.00.8112.16421
9.00.8112.16421
iexplore.exe_3804_rwx_10000000_0004D000:
`.rsrc
`.rsrc
ServerKeyloggerU
ServerKeyloggerU
789:;
789:;
%SERVER%
%SERVER%
URLMON.DLL
URLMON.DLL
shell32.dll
shell32.dll
hXXp://
hXXp://
advapi32.dll
advapi32.dll
kernel32.dll
kernel32.dll
mpr.dll
mpr.dll
version.dll
version.dll
comctl32.dll
comctl32.dll
gdi32.dll
gdi32.dll
opengl32.dll
opengl32.dll
user32.dll
user32.dll
wintrust.dll
wintrust.dll
msimg32.dll
msimg32.dll
juXqhu2.iu
juXqhu2.iu
KWindows
KWindows
TServerKeylogger
TServerKeylogger
GetWindowsDirectoryW
GetWindowsDirectoryW
RegOpenKeyExW
RegOpenKeyExW
RegCreateKeyW
RegCreateKeyW
RegCloseKey
RegCloseKey
RegOpenKeyExA
RegOpenKeyExA
FindExecutableW
FindExecutableW
ShellExecuteW
ShellExecuteW
SHDeleteKeyW
SHDeleteKeyW
URLDownloadToCacheFileW
URLDownloadToCacheFileW
UnhookWindowsHookEx
UnhookWindowsHookEx
SetWindowsHookExW
SetWindowsHookExW
MapVirtualKeyW
MapVirtualKeyW
GetKeyboardLayout
GetKeyboardLayout
GetKeyState
GetKeyState
GetKeyboardType
GetKeyboardType
GetKeyboardState
GetKeyboardState
FtpPutFileW
FtpPutFileW
FtpSetCurrentDirectoryW
FtpSetCurrentDirectoryW
.idata
.idata
.rdata
.rdata
P.reloc
P.reloc
P.rsrc
P.rsrc
URLDb
URLDb
KERNEL32.DLL
KERNEL32.DLL
ntdll.dll
ntdll.dll
oleaut32.dll
oleaut32.dll
shlwapi.dll
shlwapi.dll
wininet.dll
wininet.dll
x.html
x.html
HKEY_CLASSES_ROOT
HKEY_CLASSES_ROOT
HKEY_CURRENT_USER
HKEY_CURRENT_USER
HKEY_LOCAL_MACHINE
HKEY_LOCAL_MACHINE
HKEY_USERS
HKEY_USERS
HKEY_CURRENT_CONFIG
HKEY_CURRENT_CONFIG
[Execute]
[Execute]
KeyDelBackspace
KeyDelBackspace
.html
.html
XtremeKeylogger
XtremeKeylogger
Software\Microsoft\Windows\CurrentVersion\Run
Software\Microsoft\Windows\CurrentVersion\Run
.functions
.functions
icon=shell32.dll,4
icon=shell32.dll,4
shellexecute=
shellexecute=
autorun.inf
autorun.inf
\Microsoft\Windows\
\Microsoft\Windows\
ÞFAULTBROWSER%
ÞFAULTBROWSER%
svchost.exe
svchost.exe
ah-antihacker.ddns.net
ah-antihacker.ddns.net
{W85FPND1-LO20-F66I-3B80-VFA1L3EKVP7B}
{W85FPND1-LO20-F66I-3B80-VFA1L3EKVP7B}
HKCU\Software\Microsoft\Windows\CurrentVersion\Run
HKCU\Software\Microsoft\Windows\CurrentVersion\Run
dns.net
dns.net
392.168.0.1:1900
392.168.0.1:1900
ÞFAlmx8pleQ0FRNPtPERSIST
ÞFAlmx8pleQ0FRNPtPERSIST
UPnP.UP
UPnP.UP
PTF.ftpserver.com
PTF.ftpserver.com
ftpuser
ftpuser
C:\Users\"%CurrentUserName%"\AppData\Local\Temp\.exe
C:\Users\"%CurrentUserName%"\AppData\Local\Temp\.exe
%Program Files%\Internet Explorer\iexplore.exe
%Program Files%\Internet Explorer\iexplore.exe