a148412a5c1cc9aba0ecdbb3e44010aeac75b40f23492bd04c0127e558aa44ac | Triage

Analysis

max time kernel
143s
max time network
155s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
18/01/2024, 04:31

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General

Target

$PLUGINSDIR/NsisPluginOB.dll
Size

239KB
MD5

3ee7387bfe2dfabc3bd86f39795bb0da
SHA1

66071d64229506aad7c802658001725eeab70c02
SHA256

123a2a7b785e24f415a6ebf5e56c807a028d2c45ba7d82f19c4e837b28a6f9db
SHA512

725c8d940be97b3eb080061c6f413f1676764be1d3cf1e0389550a24e73e694eb51ea2c19f51f1abd654a47cb45b6c3b48cf46f6b8b9d77c7874fd87db0e6c1c
SSDEEP

6144:Q7YRZ0tknVvtI5j5FBQNC0FyR8I6JjtbD:yZ5j5Ft0FyUV9

Score

3^/10

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2156	3844	WerFault.exe	85

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1728 wrote to memory of 3844	1728	rundll32.exe	85
PID 1728 wrote to memory of 3844	1728	rundll32.exe	85
PID 1728 wrote to memory of 3844	1728	rundll32.exe	85

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\NsisPluginOB.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1728
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\NsisPluginOB.dll,#1
  2⤵
  PID:3844
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3844 -s 628
    3⤵
    - Program crash
    PID:2156

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3844 -ip 3844
1⤵
PID:4628

Network

MITRE ATT&CK Matrix

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