Trojan-Dropper.Win32.Injector.paqi (Kaspersky), Generic.Malware.SL!dld.EDB01CB1 (B) (Emsisoft), Generic.Malware.SL!dld.EDB01CB1 (AdAware), Trojan.Win32.IEDummy.FD, GenericInjector.YR (Lavasoft MAS)Behaviour: Trojan-Dropper, Trojan, Malware
The description has been automatically generated by Lavasoft Malware Analysis System and it may contain incomplete or inaccurate information.
Summary
MD5: 6a2d3cbf8f5bf92f9f1c5f112ef9509a
SHA1: 9e3bc33dc8989b52f0e3a188387138799dc6a87d
SHA256: eac171d620334a2a52fb0ed66102cade5601b011bae332b5fcb940decc3fcac9
SSDeep: 384:QIdmF TH95xJMu/0PlxjV8BINhuLJ37tMOpuqqz3KK7eIVmid6sdfbWky8lhzN8n:QIsF8HdbKjV8BX7Vy6K7eIVTdJdjg8b2
Size: 21504 bytes
File type: EXE
Platform: WIN32
Entropy: Packed
PEID: UPolyXv05_v6
Company: no certificate found
Created at: 1992-06-20 01:22:17
Analyzed on: WindowsXP SP3 32-bit
Summary: Trojan-Dropper. Trojan program, intended for stealth installation of other malware into user's system.
Dynamic Analysis
Payload
No specific payload has been found.
Process activity
The Generic creates the following process(es):
%original file name%.exe:756
The Generic injects its code into the following process(es):
iexplore.exe:376
Mutexes
The following mutexes were created/opened:No objects were found.
File activity
The process %original file name%.exe:756 makes changes in the file system.
The Generic creates and/or writes to the following file(s):
%Documents and Settings%\%current user%\Application Data\Microsoft\Windows\((Mutex)).cfg (2 bytes)
%Documents and Settings%\%current user%\Application Data\InstallDir\Server.exe (21 bytes)
The Generic deletes the following file(s):
%Documents and Settings%\%current user%\Local Settings\Temp\x.html (0 bytes)
Registry activity
The process %original file name%.exe:756 makes changes in the system registry.
The Generic creates and/or sets the following values in system registry:
[HKLM\SOFTWARE\Microsoft\Cryptography\RNG]
"Seed" = "03 F8 BB 7D A9 79 CA 08 0E D9 BC 09 B5 65 14 CB"
[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\MountPoints2\{c155cd73-744b-11e2-8294-806d6172696f}]
"BaseClass" = "Drive"
[HKLM\SOFTWARE\Microsoft\Active Setup\Installed Components\{5460C4DF-B266-909E-CB58-E32B79832EB2}]
"StubPath" = "%Documents and Settings%\%current user%\Application Data\InstallDir\Server.exe restart"
[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\((Mutex))]
"InstalledServer" = "%Documents and Settings%\%current user%\Application Data\InstallDir\Server.exe"
[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\Shell Folders]
"AppData" = "%Documents and Settings%\%current user%\Application Data"
[HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\MountPoints2\{c155cd75-744b-11e2-8294-806d6172696f}]
"BaseClass" = "Drive"
[HKCU\Software\((Mutex))]
"ServerStarted" = "7/24/2016 22:48:12 PM"
To automatically run itself each time Windows is booted, the Generic adds the following link to its file to the system registry autorun key:
[HKCU\Software\Microsoft\Windows\CurrentVersion\Run]
"HKCU" = "%Documents and Settings%\%current user%\Application Data\InstallDir\Server.exe"
[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Run]
"HKLM" = "%Documents and Settings%\%current user%\Application Data\InstallDir\Server.exe"
Dropped PE files
There are no dropped PE files.
HOSTS file anomalies
No changes have been detected.
Rootkit activity
No anomalies have been detected.
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*
- Terminate malicious process(es) (How to End a Process With the Task Manager):
%original file name%.exe:756
- Delete the original Generic file.
- Delete or disinfect the following files created/modified by the Generic:
%Documents and Settings%\%current user%\Application Data\Microsoft\Windows\((Mutex)).cfg (2 bytes)
%Documents and Settings%\%current user%\Application Data\InstallDir\Server.exe (21 bytes) - Delete the following value(s) in the autorun key (How to Work with System Registry):
[HKCU\Software\Microsoft\Windows\CurrentVersion\Run]
"HKCU" = "%Documents and Settings%\%current user%\Application Data\InstallDir\Server.exe"
[HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Run]
"HKLM" = "%Documents and Settings%\%current user%\Application Data\InstallDir\Server.exe" - 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 |
---|---|---|---|---|---|
UPX0 | 4096 | 61440 | 0 | 0 | d41d8cd98f00b204e9800998ecf8427e |
UPX1 | 65536 | 20480 | 19456 | 5.44032 | abb15ebf22186ab1c8aa942c719b5ddd |
.rsrc | 86016 | 4096 | 1024 | 2.52474 | 76aafabe1c912aea6e6cbe39186e3abd |
Dropped from:
Downloaded by:
Similar by SSDeep:
Similar by Lavasoft Polymorphic Checker:
Total found: 11
b9ffa73998e6166898716d5f3b88600c
4afbc3e693a4681e0768549a15f8f7cb
d233e8728b224e9800fa9ccd7bd4e2c1
4d538ad482f369af7b24b912448f2cec
ba38fd5c840ad950df0a6ff8e6669bbb
1b78e52df145fa557c7cc933f80e1267
63c65001b35b6552d00ae7cfda357dd6
0294dce9a3a840448e47a5fd5d0efd30
a05123d23a26ad1ef52ba7c6a44d24ee
f97b8d2b40150ee05c6e9228bb9ded3a
eae896da619fc1eca71492b7f3129923
Network Activity
URLs
IDS verdicts (Suricata alerts: Emerging Threats ET ruleset)
Traffic
Map
The Generic connects to the servers at the folowing location(s):
Strings from Dumps
iexplore.exe_376:
%?9-*09,*19}*09
%?9-*09,*19}*09
.text
.text
`.data
`.data
.rsrc
.rsrc
msvcrt.dll
msvcrt.dll
KERNEL32.dll
KERNEL32.dll
NTDLL.DLL
NTDLL.DLL
USER32.dll
USER32.dll
SHLWAPI.dll
SHLWAPI.dll
SHDOCVW.dll
SHDOCVW.dll
Software\Microsoft\Windows\CurrentVersion\Explorer\BrowseNewProcess
Software\Microsoft\Windows\CurrentVersion\Explorer\BrowseNewProcess
IE-X-X
IE-X-X
rsabase.dll
rsabase.dll
System\CurrentControlSet\Control\Windows
System\CurrentControlSet\Control\Windows
dw15 -x -s %u
dw15 -x -s %u
watson.microsoft.com
watson.microsoft.com
IEWatsonURL
IEWatsonURL
%s -h %u
%s -h %u
iedw.exe
iedw.exe
Iexplore.XPExceptionFilter
Iexplore.XPExceptionFilter
jscript.DLL
jscript.DLL
mshtml.dll
mshtml.dll
mlang.dll
mlang.dll
urlmon.dll
urlmon.dll
wininet.dll
wininet.dll
shdocvw.DLL
shdocvw.DLL
browseui.DLL
browseui.DLL
comctl32.DLL
comctl32.DLL
IEXPLORE.EXE
IEXPLORE.EXE
iexplore.pdb
iexplore.pdb
ADVAPI32.dll
ADVAPI32.dll
MsgWaitForMultipleObjects
MsgWaitForMultipleObjects
IExplorer.EXE
IExplorer.EXE
IIIIIB(II<.fg>
IIIIIB(II<.fg>
7?_____ZZSSH%
7?_____ZZSSH%
)z.UUUUUUUU
)z.UUUUUUUU
,....Qym
,....Qym
````2```
````2```
{.QLQIIIKGKGKGKGKGKG
{.QLQIIIKGKGKGKGKGKG
;33;33;0
;33;33;0
8888880
8888880
8887080
8887080
browseui.dll
browseui.dll
shdocvw.dll
shdocvw.dll
6.00.2900.5512 (xpsp.080413-2105)
6.00.2900.5512 (xpsp.080413-2105)
Windows
Windows
Operating System
Operating System
6.00.2900.5512
6.00.2900.5512
iexplore.exe_376_rwx_00C80000_00016000:
`.rsrc
`.rsrc
Portions Copyright (c) 1999,2003 Avenger by NhT
Portions Copyright (c) 1999,2003 Avenger by NhT
Kernel32.dll
Kernel32.dll
ntdll.dll
ntdll.dll
kernel32.dll
kernel32.dll
789:;
789:;
user32.dll
user32.dll
urlmon.dll
urlmon.dll
wininet.dll
wininet.dll
advapi32.dll
advapi32.dll
Shell32.dll
Shell32.dll
shell32.dll
shell32.dll
shlwapi.dll
shlwapi.dll
KWindows
KWindows
UnitKeylogger
UnitKeylogger
GetWindowsDirectoryW
GetWindowsDirectoryW
GetProcessHeap
GetProcessHeap
RegOpenKeyExW
RegOpenKeyExW
RegCreateKeyExW
RegCreateKeyExW
RegCreateKeyW
RegCreateKeyW
RegCloseKey
RegCloseKey
FindExecutableW
FindExecutableW
ShellExecuteW
ShellExecuteW
SHDeleteKeyW
SHDeleteKeyW
URLDownloadToFileW
URLDownloadToFileW
UnhookWindowsHookEx
UnhookWindowsHookEx
SetWindowsHookExW
SetWindowsHookExW
MapVirtualKeyW
MapVirtualKeyW
GetKeyboardLayout
GetKeyboardLayout
GetKeyState
GetKeyState
GetKeyboardState
GetKeyboardState
FtpPutFileW
FtpPutFileW
FtpSetCurrentDirectoryW
FtpSetCurrentDirectoryW
DeleteUrlCacheEntryW
DeleteUrlCacheEntryW
.idata
.idata
.rdata
.rdata
P.reloc
P.reloc
P.rsrc
P.rsrc
DURLDr
DURLDr
KERNEL32.DLL
KERNEL32.DLL
oleaut32.dll
oleaut32.dll
PSAPI.dll
PSAPI.dll
x.html
x.html
explorer.exe
explorer.exe
Software\Microsoft\Windows\CurrentVersion\Run
Software\Microsoft\Windows\CurrentVersion\Run
Software\Microsoft\Windows\CurrentVersion\RunOnce
Software\Microsoft\Windows\CurrentVersion\RunOnce
Software\Microsoft\Windows NT\CurrentVersion\Windows
Software\Microsoft\Windows NT\CurrentVersion\Windows
explorer.exe
explorer.exe
SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon
SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon
Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run
Software\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run
[Execute]
[Execute]
KeyDelBackspace
KeyDelBackspace
XtremeKeylogger
XtremeKeylogger
hXXp://
hXXp://
.functions
.functions
ÞFAULTBROWSER%
ÞFAULTBROWSER%
\Microsoft\Windows\
\Microsoft\Windows\
svchost.exe
svchost.exe
blakdave.ddns.net
blakdave.ddns.net
Server.exe
Server.exe
{5460C4DF-B266-909E-CB58-E32B79832EB2}
{5460C4DF-B266-909E-CB58-E32B79832EB2}
PTF.ftpserver.com
PTF.ftpserver.com
E:\Wind
E:\Wind
ftpuser
ftpuser
Iftppass
Iftppass
c:\%original file name%.exe
c:\%original file name%.exe
%Documents and Settings%\%current user%\Application Data\InstallDir\Server.exe
%Documents and Settings%\%current user%\Application Data\InstallDir\Server.exe
%Documents and Settings%\%current user%\Application Data\InstallDir\
%Documents and Settings%\%current user%\Application Data\InstallDir\
%Documents and Settings%\%current user%\Application Data\Microsoft\Windows\((Mutex)).cfg
%Documents and Settings%\%current user%\Application Data\Microsoft\Windows\((Mutex)).cfg
Software\Microsoft\Active Setup\Installed Components\{5460C4DF-B266-909E-CB58-E32B79832EB2}
Software\Microsoft\Active Setup\Installed Components\{5460C4DF-B266-909E-CB58-E32B79832EB2}