9a33ff3deea984165327d7334e3cffa8df23aebcc1d1c0aa144044a52df35421 | Triage

Analysis

max time kernel
150s
max time network
160s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
15/03/2024, 09:52

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General

Target

$PLUGINSDIR/UAC.dll
Size

17KB
MD5

88ad3fd90fc52ac3ee0441a38400a384
SHA1

08bc9e1f5951b54126b5c3c769e3eaed42f3d10b
SHA256

e58884695378cf02715373928bb8ade270baf03144369463f505c3b3808cbc42
SHA512

359496f571e6fa2ec4c5ab5bd1d35d1330586f624228713ae55c65a69e07d8623022ef54337c22c3aab558a9b74d9977c8436f5fea4194899d9ef3ffd74e7dbb
SSDEEP

384:59TzaeW+WyB8c7LX+OGkrwWvVrkUiEMAWm5nskAvXkq:5ZaB+W62Mr5vGUiEum5sk

Score

3^/10

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4636	4896	WerFault.exe	89

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2372 wrote to memory of 4896	2372	rundll32.exe	89
PID 2372 wrote to memory of 4896	2372	rundll32.exe	89
PID 2372 wrote to memory of 4896	2372	rundll32.exe	89

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\UAC.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2372
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\UAC.dll,#1
  2⤵
  PID:4896
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4896 -s 632
    3⤵
    - Program crash
    PID:4636

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4896 -ip 4896
1⤵
PID:2104

Network

MITRE ATT&CK Matrix

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