b157fd3064fc77b986f5333b9f0b898c5ea3677f1434fb8ca2369e18b43af166

Analysis

max time kernel
140s
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
07/05/2024, 19:43

Target
$PLUGINSDIR/System.dll
Size 11KB
Sample240507-yfrnhsfa32
SHA256 75ed40311875312617d6711baed0be29fcaee71031ca27a8d308a72b15a51e49
MD5 a436db0c473a087eb61ff5c53c34ba27
SHA1 65ea67e424e75f5065132b539c8b2eda88aa0506
SHA512 908f46a855480af6eacb2fb64de0e60b1e04bbb10b23992e2cf38a4cbebdcd7d3928c4c022d7ad9f7479265a8f426b93eef580afec95570e654c360d62f5e08d
SSDEEP 192:aVL7iZJX76BisO7+UZEw+Rl59pV8ghsVJ39dx8T:d7NsOpZsfLMJ39e
MD5 SHA1 SHA512 SSDEEP

Score

3^/10

Program crash 2 IoCs

pid	pid_target	Process	procid_target
4980	1516	WerFault.exe	91
4816	1516	WerFault.exe	91

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3456 wrote to memory of 1516	3456	rundll32.exe	91
PID 3456 wrote to memory of 1516	3456	rundll32.exe	91
PID 3456 wrote to memory of 1516	3456	rundll32.exe	91
PID 1516 wrote to memory of 4980	1516	rundll32.exe	94
PID 1516 wrote to memory of 4980	1516	rundll32.exe	94
PID 1516 wrote to memory of 4980	1516	rundll32.exe	94

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3456
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#1
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1516
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1516 -s 612
    3⤵
    - Program crash
    PID:4980
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1516 -s 612
    3⤵
    - Program crash
    PID:4816

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 1516 -ip 1516
1⤵
PID:5076

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=3912 --field-trial-handle=2744,i,16362475727591565961,3676688664819797550,262144 --variations-seed-version /prefetch:8
1⤵
PID:1556