c37ac379f7614de0382c60dee8470067c15397a0679cff1f6e4b7f6b40f029b6 | Triage

Analysis

max time kernel
134s
max time network
104s
platform
windows10-2004_x64
resource
win10v2004-20240426-en
resource tags

arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
submitted
11-05-2024 18:08

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General

Target

$PLUGINSDIR/UserInfo.dll
Size

4KB
MD5

b98f45a83c1d09132e1e4ada1387a6f8
SHA1

9f0a343ec5060b269d36fe1045cff14185f15d1b
SHA256

23661a4b1f3d6744fcdd1b2379e5e602e6cf6bd5950b2d19b844527b2f626e99
SHA512

cb446acd93c4dd79e81b920075a7055140b27d3e83b43ad899736a0d37e709974b27c5340a4b864e3b41714523dd4daee07b506a2c40b36f9b9d05fdd5cc2612

Score

3^/10

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1332	428	WerFault.exe	83

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 532 wrote to memory of 428	532	rundll32.exe	83
PID 532 wrote to memory of 428	532	rundll32.exe	83
PID 532 wrote to memory of 428	532	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:532
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\UserInfo.dll,#1
  2⤵
  PID:428
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 428 -s 624
    3⤵
    - Program crash
    PID:1332

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 428 -ip 428
1⤵
PID:1980

Network

MITRE ATT&CK Matrix

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