22b4c84b3c94aae825206930c7cebbef792d4e9e2875cd1ab80e79d4124deba9 | Triage

Analysis

max time kernel
93s
max time network
97s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
09/05/2024, 21:56

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General

Target

$PLUGINSDIR/UserInfo.dll
Size

4KB
MD5

031ec9b12afb1fafc9fc397f3b90f29c
SHA1

de26ddfe3ef452f8205bfbd5520a8eff6328619f
SHA256

2dc320488b636b9dce9581a95e5a833a07500622c1a64fc05023ba6482d2a6e1
SHA512

cbebded4e3a87234899e2b67121f898c9060671d25088b7de29bbcbda90a5410dd3afd110417caa6c46ba656e1a863da39127e15c2122fedaa5054f4d43b90a6

Score

3^/10

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2284	1628	WerFault.exe	80

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 388 wrote to memory of 1628	388	rundll32.exe	80
PID 388 wrote to memory of 1628	388	rundll32.exe	80
PID 388 wrote to memory of 1628	388	rundll32.exe	80

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\UserInfo.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:388
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\UserInfo.dll,#1
  2⤵
  PID:1628
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1628 -s 612
    3⤵
    - Program crash
    PID:2284

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1628 -ip 1628
1⤵
PID:2540

Network

MITRE ATT&CK Matrix

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