09f74ca0de08a2181671b49c9f399fdcfbcc8d21f08d216bbdbbb4501104f57a | Triage

Analysis

max time kernel
150s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
09/04/2024, 10:06

Sharing

Report Analysis Logs

General

Target

$PLUGINSDIR/UserInfo.dll
Size

4KB
MD5

0ce863c82162be08cdd779900428cff1
SHA1

fc835c7afa7d669f238e3e1179c5e01c3b39ad83
SHA256

f2cea895705cb88e54eb1b2e3546b4de31af8e02e47ade0b1025ba52cffbe5bd
SHA512

6799626839e344ad9985a5a5542aca7fde0afe799bcfbcd5631410f4f8de4f45c3e383dbcc30d9e171a92cea4d45f6fd28e1381cc208d7adc383d5beb0110f62

Score

3^/10

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4028	3316	WerFault.exe	86

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1624 wrote to memory of 3316	1624	rundll32.exe	86
PID 1624 wrote to memory of 3316	1624	rundll32.exe	86
PID 1624 wrote to memory of 3316	1624	rundll32.exe	86

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\UserInfo.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1624
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\UserInfo.dll,#1
  2⤵
  PID:3316
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3316 -s 624
    3⤵
    - Program crash
    PID:4028

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 3316 -ip 3316
1⤵
PID:724

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads