15b998430382125aff0b32c83b7685f19ec873c18a0a0160a257f6a886dad659 | Triage

Analysis

max time kernel
134s
max time network
124s
platform
windows10-2004_x64
resource
win10v2004-20240426-en
resource tags

arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
submitted
20-05-2024 02:07

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General

Target

$PLUGINSDIR/System.dll
Size

11KB
MD5

fbe295e5a1acfbd0a6271898f885fe6a
SHA1

d6d205922e61635472efb13c2bb92c9ac6cb96da
SHA256

a1390a78533c47e55cc364e97af431117126d04a7faed49390210ea3e89dd0e1
SHA512

2cb596971e504eaf1ce8e3f09719ebfb3f6234cea5ca7b0d33ec7500832ff4b97ec2bbe15a1fbf7e6a5b02c59db824092b9562cd8991f4d027feab6fd3177b06
SSDEEP

192:yPtkiQJr7V9r3Ftr87NfwXQ6whlgi62V7i77blbTc4DI:N7Vxr8IgLgi3sVc4

Score

3^/10

Malware Config

Signatures

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

2092 1372 WerFault.exe rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

rundll32.exe

description	pid	process	target process
PID 3344 wrote to memory of 1372	3344	rundll32.exe	rundll32.exe
PID 3344 wrote to memory of 1372	3344	rundll32.exe	rundll32.exe
PID 3344 wrote to memory of 1372	3344	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3344
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#1
  2⤵
  PID:1372
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1372 -s 612
    3⤵
    - Program crash
    PID:2092

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1372 -ip 1372
1⤵
PID:4340

Network

MITRE ATT&CK Matrix

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