42d165d91eb4e6994afb93300dec7e725a66b1594e5ff574e9f2584d287a210b | Triage

Analysis

max time kernel
154s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
10/03/2024, 13:50

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General

Target

$PLUGINSDIR/System.dll
Size

10KB
MD5

fe24766ba314f620d57d0cf7339103c0
SHA1

8641545f03f03ff07485d6ec4d7b41cbb898c269
SHA256

802ef71440f662f456bed6283a5ff78066af016897fe6bfd29cac6edc2967bbd
SHA512

60d36959895cebf29c4e7713e6d414980139c7aa4ed1c8c96fefb672c1263af0ce909fb409534355895649c0e8056635112efb0da2ba05694446aec2ca77e2e3
SSDEEP

192:rO6dJA/ruAFEiUdWWE6hE5RYUdJfbub1aMBgMO:yKAFERdlxhGRYUzqZaMB

Score

3^/10

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
644	4048	WerFault.exe	96

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 432 wrote to memory of 4048	432	rundll32.exe	96
PID 432 wrote to memory of 4048	432	rundll32.exe	96
PID 432 wrote to memory of 4048	432	rundll32.exe	96

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:432
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#1
  2⤵
  PID:4048
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4048 -s 612
    3⤵
    - Program crash
    PID:644

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 380 -p 4048 -ip 4048
1⤵
PID:4644

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=3956 --field-trial-handle=2656,i,16940681401824032220,151921362336696246,262144 --variations-seed-version /prefetch:8
1⤵
PID:4748

Network

MITRE ATT&CK Matrix

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