91179c199ca069ef07cb1939aa20cc1ee3c91b4528402a6e3df424da2982b5ca | Triage™

Analysis

max time kernel
114s
max time network
122s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
03/06/2024, 08:10

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General

Target
$PLUGINSDIR/UserInfo.dll
Size 4KB
Sample240603-j2tyfagg6w
SHA256 9aa388c7de8e96885adcb4325af871b470ac50edb60d4b0d876ad43f5332ffd1
MD5 9eb662f3b5fbda28bffe020e0ab40519
SHA1 0bd28183a9d8dbb98afbcf100fb1f4f6c5fc6c41
SHA512 6c36f7b45efe792c21d8a87d03e63a4b641169fad6d014db1e7d15badd0e283144d746d888232d6123b551612173b2bb42bf05f16e3129b625f5ddba4134b5b8
MD5 SHA1 SHA512

Score

3^/10

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1456	1368	WerFault.exe	90

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1848 wrote to memory of 1368	1848	rundll32.exe	90
PID 1848 wrote to memory of 1368	1848	rundll32.exe	90
PID 1848 wrote to memory of 1368	1848	rundll32.exe	90

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\UserInfo.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1848
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\UserInfo.dll,#1
  2⤵
  PID:1368
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1368 -s 624
    3⤵
    - Program crash
    PID:1456

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 1368 -ip 1368
1⤵
PID:3212

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=2268 --field-trial-handle=2244,i,11878111470816612087,2265290141962607370,262144 --variations-seed-version /prefetch:8
1⤵
PID:3408

Network

MITRE ATT&CK Matrix

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