ad639bb9d966273c305fc59b2f2a661cfb77944cd4aa0c83e3333c65cc13a510 | Triage

Analysis

max time kernel
141s
max time network
159s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
17-05-2024 04:23

Sharing

Report Analysis Logs

General

Target

$PLUGINSDIR/System.dll
Size

11KB
MD5

c6f5b9596db45ce43f14b64e0fbcf552
SHA1

665a2207a643726602dc3e845e39435868dddabc
SHA256

4b6da3f2bdb6c452fb493b98f6b7aa1171787dbd3fa2df2b3b22ccaeac88ffa0
SHA512

8faa0204f9ed2721acede285be843b5a2d7f9986841bcf3816ebc8900910afb590816c64aebd2dd845686daf825bbf9970cb4a08b20a785c7e54542eddc5b09a
SSDEEP

192:qADKnJZCv6VmbJQC+tFiUdK7ckD4gRXKQx+LQbVUSF:qAViJrtFRdbmXK8+WVUw

Score

3^/10

Malware Config

Signatures

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

4928 5076 WerFault.exe rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

rundll32.exe

description	pid	process	target process
PID 4888 wrote to memory of 5076	4888	rundll32.exe	rundll32.exe
PID 4888 wrote to memory of 5076	4888	rundll32.exe	rundll32.exe
PID 4888 wrote to memory of 5076	4888	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:4888
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#1
  2⤵
  PID:5076
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 5076 -s 612
    3⤵
    - Program crash
    PID:4928

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 364 -p 5076 -ip 5076
1⤵
PID:3576

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 --mojo-platform-channel-handle=4256 --field-trial-handle=2252,i,16022092570067181109,3235558581947505669,262144 --variations-seed-version /prefetch:8
1⤵
PID:2636

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads