211c37d00b6555ca57c72c779220f31fdb21394436066991149c604487b44991 | Triage

Analysis

max time kernel
124s
max time network
126s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
12-05-2024 10:21

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General

Target

$PLUGINSDIR/System.dll
Size

11KB
MD5

375e8a08471dc6f85f3828488b1147b3
SHA1

1941484ac710fc301a7d31d6f1345e32a21546af
SHA256

4c86b238e64ecfaabe322a70fd78db229a663ccc209920f3385596a6e3205f78
SHA512

5ba29db13723ddf27b265a4548606274b850d076ae1f050c64044f8ccd020585ad766c85c3e20003a22f356875f76fb3679c89547b0962580d8e5a42b082b9a8
SSDEEP

192:MPtkumJX7zB22kGwfy0mtVgkCPOs91un:9702k5qpds9Qn

Score

3^/10

Malware Config

Signatures

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

1968 5020 WerFault.exe rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

rundll32.exe

description	pid	process	target process
PID 4304 wrote to memory of 5020	4304	rundll32.exe	rundll32.exe
PID 4304 wrote to memory of 5020	4304	rundll32.exe	rundll32.exe
PID 4304 wrote to memory of 5020	4304	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:4304

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#1
2⤵
PID:5020

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 5020 -s 612
3⤵
- Program crash
PID:1968

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 5020 -ip 5020
1⤵
PID:3376

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --field-trial-handle=3148,i,1697479186275492802,18058102846092193784,262144 --variations-seed-version --mojo-platform-channel-handle=4412 /prefetch:8
1⤵
PID:2460

Network

MITRE ATT&CK Matrix

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