5828d4217d31c59b79df8a93b0a52332d4d3ef267f02c2448c463338e017f48d | Triage

Analysis

max time kernel
141s
max time network
110s
platform
windows10-2004_x64
resource
win10v2004-20240426-en
resource tags

arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
submitted
23-05-2024 14:55

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General

Target

$PLUGINSDIR/UserInfo.dll
Size

4KB
MD5

035bdb470a6807313bd005bd98341ffc
SHA1

5017d1e5a23f1c64594f737e6fccd519729c3b3e
SHA256

26fa900e3426b4dd272707e1aaf428b5ee06bdc2cc2bbaecdab6b54f11f38f27
SHA512

f888baed5267b05b13722e839634254393aa99b2adf1a2ae6e799d3a901665e7ebda0fa1202db20a6765a8aff58e2ed6f4e822028be426db732eb10ec783aa05

Score

3^/10

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1572	2952	WerFault.exe	83

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4684 wrote to memory of 2952	4684	rundll32.exe	83
PID 4684 wrote to memory of 2952	4684	rundll32.exe	83
PID 4684 wrote to memory of 2952	4684	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\UserInfo.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4684
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\UserInfo.dll,#1
  2⤵
  PID:2952
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2952 -s 612
    3⤵
    - Program crash
    PID:1572

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2952 -ip 2952
1⤵
PID:4632

Network

MITRE ATT&CK Matrix

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