d4504d345e8c032190242933fd3b24184ebbb66d670668f24e74b2c699486d21 | Triage

Analysis

max time kernel
136s
max time network
126s
platform
windows10-2004_x64
resource
win10v2004-20240709-en
resource tags

arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
submitted
22-07-2024 17:55

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General

Target

$PLUGINSDIR/UserInfo.dll
Size

4KB
MD5

2b006bbf7c9295683eddfad40008be85
SHA1

b3f42a8e2ff172d51418c72811586b11ed589909
SHA256

9e4440baf56d47ca4cc1f29e7a62d407d1f9524986160b30de5f825a3fedee88
SHA512

e1cfd739b7f8de442e2fb49c83569e8051492180780d92a4bfaa9c90b1444fd0020f9f596c12820642dd33cbee2c81ec793acb1c8dab1d1bebbe25b33c51efe8

Score

3^/10

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4256	2248	WerFault.exe	84

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1612 wrote to memory of 2248	1612	rundll32.exe	84
PID 1612 wrote to memory of 2248	1612	rundll32.exe	84
PID 1612 wrote to memory of 2248	1612	rundll32.exe	84

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\UserInfo.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1612
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\UserInfo.dll,#1
  2⤵
  PID:2248
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2248 -s 612
    3⤵
    - Program crash
    PID:4256

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2248 -ip 2248
1⤵
PID:1280

Network

MITRE ATT&CK Matrix

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