Analysis
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max time kernel
121s -
max time network
129s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
22-05-2024 18:11
Static task
static1
Behavioral task
behavioral1
Sample
Freigabeerklärung..exe
Resource
win7-20240419-en
Behavioral task
behavioral2
Sample
Freigabeerklärung..exe
Resource
win10v2004-20240508-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/System.dll
Resource
win7-20240221-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/System.dll
Resource
win10v2004-20240508-en
Behavioral task
behavioral5
Sample
$PLUGINSDIR/nsExec.dll
Resource
win7-20231129-en
Behavioral task
behavioral6
Sample
$PLUGINSDIR/nsExec.dll
Resource
win10v2004-20240426-en
General
-
Target
$PLUGINSDIR/System.dll
-
Size
11KB
-
MD5
34442e1e0c2870341df55e1b7b3cccdc
-
SHA1
99b2fa21aead4b6ccd8ff2f6d3d3453a51d9c70c
-
SHA256
269d232712c86983336badb40b9e55e80052d8389ed095ebf9214964d43b6bb1
-
SHA512
4a8c57fb12997438b488b862f3fc9dc0f236e07bb47b2bce6053dcb03ac7ad171842f02ac749f02dda4719c681d186330524cd2953d33cb50854844e74b33d51
-
SSDEEP
192:jPtkiQJr7V9r3HcU17S8g1w5xzWxy6j2V7i77blbTc4I:u7VpNo8gmOyRsVc4
Malware Config
Signatures
-
Program crash 1 IoCs
Processes:
WerFault.exepid pid_target process target process 3012 2584 WerFault.exe rundll32.exe -
Suspicious use of WriteProcessMemory 11 IoCs
Processes:
rundll32.exerundll32.exedescription pid process target process PID 2252 wrote to memory of 2584 2252 rundll32.exe rundll32.exe PID 2252 wrote to memory of 2584 2252 rundll32.exe rundll32.exe PID 2252 wrote to memory of 2584 2252 rundll32.exe rundll32.exe PID 2252 wrote to memory of 2584 2252 rundll32.exe rundll32.exe PID 2252 wrote to memory of 2584 2252 rundll32.exe rundll32.exe PID 2252 wrote to memory of 2584 2252 rundll32.exe rundll32.exe PID 2252 wrote to memory of 2584 2252 rundll32.exe rundll32.exe PID 2584 wrote to memory of 3012 2584 rundll32.exe WerFault.exe PID 2584 wrote to memory of 3012 2584 rundll32.exe WerFault.exe PID 2584 wrote to memory of 3012 2584 rundll32.exe WerFault.exe PID 2584 wrote to memory of 3012 2584 rundll32.exe WerFault.exe
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:2252 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#12⤵
- Suspicious use of WriteProcessMemory
PID:2584 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2584 -s 2203⤵
- Program crash
PID:3012