b91780f1ef06dd2990260c554df2403aa5a8ff166566084f419ce8d3c04b434a | Triage

Analysis

max time kernel
149s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
13-05-2024 11:28

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General

Target

$PLUGINSDIR/System.dll
Size

11KB
MD5

959ea64598b9a3e494c00e8fa793be7e
SHA1

40f284a3b92c2f04b1038def79579d4b3d066ee0
SHA256

03cd57ab00236c753e7ddeee8ee1c10839ace7c426769982365531042e1f6f8b
SHA512

5e765e090f712beffce40c5264674f430b08719940d66e3a4d4a516fd4ade859f7853f614d9d6bbb602780de54e11110d66dbb0f9ca20ef6096ede531f9f6d64
SSDEEP

192:sRer7uivwq1XpKs4FVWSjMd8tIg2cREbyCsZ8q2R4Sy+Xe:s67Xws4FVWig86/5eCBqSy+Xe

Score

3^/10

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
5556	2820	WerFault.exe	81

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1620 wrote to memory of 2820	1620	rundll32.exe	81
PID 1620 wrote to memory of 2820	1620	rundll32.exe	81
PID 1620 wrote to memory of 2820	1620	rundll32.exe	81

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1620
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#1
  2⤵
  PID:2820
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2820 -s 612
    3⤵
    - Program crash
    PID:5556

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2820 -ip 2820
1⤵
PID:4100

Network

MITRE ATT&CK Matrix

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