b129237b16973abf537877e13216d3565238ea99b5ddc1b38890c235457c50c1 | Triage

Analysis

max time kernel
120s
max time network
128s
platform
windows10-2004_x64
resource
win10v2004-20240704-en
resource tags

arch:x64arch:x86image:win10v2004-20240704-enlocale:en-usos:windows10-2004-x64system
submitted
05-07-2024 01:43

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General

Target

$PLUGINSDIR/System.dll
Size

12KB
MD5

192639861e3dc2dc5c08bb8f8c7260d5
SHA1

58d30e460609e22fa0098bc27d928b689ef9af78
SHA256

23d618a0293c78ce00f7c6e6dd8b8923621da7dd1f63a070163ef4c0ec3033d6
SHA512

6e573d8b2ef6ed719e271fd0b2fd9cd451f61fc9a9459330108d6d7a65a0f64016303318cad787aa1d5334ba670d8f1c7c13074e1be550b4a316963ecc465cdc
SSDEEP

192:ljHcQ0qWTlt7wi5Aj/lM0sEWD/wtYbBjpNQybC7y+XZqE0QPi:R/Qlt7wiij/lMRv/9V4bfr

Score

3^/10

Malware Config

Signatures

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

2288 4968 WerFault.exe rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

rundll32.exe

description	pid	process	target process
PID 404 wrote to memory of 4968	404	rundll32.exe	rundll32.exe
PID 404 wrote to memory of 4968	404	rundll32.exe	rundll32.exe
PID 404 wrote to memory of 4968	404	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:404

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#1
2⤵
PID:4968

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4968 -s 612
3⤵
- Program crash
PID:2288

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 4968 -ip 4968
1⤵
PID:4528

Network

MITRE ATT&CK Matrix

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