Overview
overview
7Static
static
3b88f404396...0N.exe
windows7-x64
7b88f404396...0N.exe
windows10-2004-x64
7$PLUGINSDI...em.dll
windows7-x64
3$PLUGINSDI...em.dll
windows10-2004-x64
3$PLUGINSDIR/inetc.dll
windows7-x64
3$PLUGINSDIR/inetc.dll
windows10-2004-x64
37za.exe
windows7-x64
37za.exe
windows10-2004-x64
3Analysis
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max time kernel
15s -
max time network
19s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
06/09/2024, 07:14
Static task
static1
Behavioral task
behavioral1
Sample
b88f404396152eb5a200b6f80957cc30N.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
b88f404396152eb5a200b6f80957cc30N.exe
Resource
win10v2004-20240802-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/System.dll
Resource
win7-20240903-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/System.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral5
Sample
$PLUGINSDIR/inetc.dll
Resource
win7-20240708-en
Behavioral task
behavioral6
Sample
$PLUGINSDIR/inetc.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral7
Sample
7za.exe
Resource
win7-20240704-en
Behavioral task
behavioral8
Sample
7za.exe
Resource
win10v2004-20240802-en
General
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Target
$PLUGINSDIR/System.dll
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Size
10KB
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MD5
7fbda5b7be6256996d4e59e5f6949918
-
SHA1
2d36c0e0bfbe450675c6ed044e715abaa85a252a
-
SHA256
9bb31f7f02231e3166bf52385d804c06da9740e9c6f0bda807b01052ae9fdcd4
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SHA512
bc0d36aa6f50041bad05cf48d909ed5a387bff5b111f657591161a288c1be5c20b8c5d69e557b5ea395726d91601b9e6303da81555e053090cfcbf5d44be7f82
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SSDEEP
192:cR9jFtTLkreShqlyXMUspRRFtvD4feuy9mt2h8pGfhn9:crjy+2MFmfeuyaG5n9
Malware Config
Signatures
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Program crash 1 IoCs
pid pid_target Process procid_target 3068 3000 WerFault.exe 30 -
System Location Discovery: System Language Discovery 1 TTPs 1 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language rundll32.exe -
Suspicious use of WriteProcessMemory 11 IoCs
description pid Process procid_target PID 468 wrote to memory of 3000 468 rundll32.exe 30 PID 468 wrote to memory of 3000 468 rundll32.exe 30 PID 468 wrote to memory of 3000 468 rundll32.exe 30 PID 468 wrote to memory of 3000 468 rundll32.exe 30 PID 468 wrote to memory of 3000 468 rundll32.exe 30 PID 468 wrote to memory of 3000 468 rundll32.exe 30 PID 468 wrote to memory of 3000 468 rundll32.exe 30 PID 3000 wrote to memory of 3068 3000 rundll32.exe 31 PID 3000 wrote to memory of 3068 3000 rundll32.exe 31 PID 3000 wrote to memory of 3068 3000 rundll32.exe 31 PID 3000 wrote to memory of 3068 3000 rundll32.exe 31
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:468 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#12⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3000 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3000 -s 2283⤵
- Program crash
PID:3068
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