Analysis
- max time kernel
150s - max time network
155s - platform
windows10-2004_x64 - resource
win10v2004-20240226-en - resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system - submitted
22/03/2024, 07:37
Static task
static1
2 signatures
Behavioral task
behavioral1
Sample
b7d46522ee8c0ffe6de6103eb3f98950.exe
Resource
win7-20240215-en
12 signatures
150 seconds
Behavioral task
behavioral2
Sample
b7d46522ee8c0ffe6de6103eb3f98950.exe
Resource
win10v2004-20240226-en
12 signatures
150 seconds
Behavioral task
behavioral3
Sample
$PLUGINSDIR/System.dll
Resource
win7-20240221-en
2 signatures
150 seconds
Behavioral task
behavioral4
Sample
$PLUGINSDIR/System.dll
Resource
win10v2004-20240226-en
2 signatures
150 seconds
General
- Target $PLUGINSDIR/System.dll
- Size 11KB
- Sample240322-jftesacb4t
- SHA256 fa4ab1d6f79fd677433a31ada7806373a789d34328da46ccb0449bbf347bd73e
- MD5 3f176d1ee13b0d7d6bd92e1c7a0b9bae
- SHA1 fe582246792774c2c9dd15639ffa0aca90d6fd0b
- SHA512 0a69124819b7568d0dea4e9e85ce8fe61c7ba697c934e3a95e2dcfb9f252b1d9da7faf8774b6e8efd614885507acc94987733eba09a2f5e7098b774dfc8524b6
- SSDEEP 192:OPtkumJX7zB22kGwfy0mtVgkCPOsX1un:/702k5qpdsXQn
- MD5 SHA1 SHA512 SSDEEP
Score
3/10
Malware Config
Signatures
- Program crash 1 IoCs
pid pid_target Process procid_target 4312 3188 WerFault.exe 94 - Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4612 wrote to memory of 3188 4612 rundll32.exe 94 PID 4612 wrote to memory of 3188 4612 rundll32.exe 94 PID 4612 wrote to memory of 3188 4612 rundll32.exe 94
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:4612 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#12⤵PID:3188
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3188 -s 6123⤵
- Program crash
PID:4312
-
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3188 -ip 31881⤵PID:880
-
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=1304 --field-trial-handle=2256,i,18272763564106695635,11201593968620719822,262144 --variations-seed-version /prefetch:81⤵PID:3160