Analysis
-
max time kernel
92s -
max time network
140s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
14-11-2024 06:07
Static task
static1
Behavioral task
behavioral1
Sample
Trykblgens.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
Trykblgens.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/System.dll
Resource
win7-20241023-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/System.dll
Resource
win10v2004-20241007-en
General
-
Target
$PLUGINSDIR/System.dll
-
Size
12KB
-
MD5
8cf2ac271d7679b1d68eefc1ae0c5618
-
SHA1
7cc1caaa747ee16dc894a600a4256f64fa65a9b8
-
SHA256
6950991102462d84fdc0e3b0ae30c95af8c192f77ce3d78e8d54e6b22f7c09ba
-
SHA512
ce828fb9ecd7655cc4c974f78f209d3326ba71ced60171a45a437fc3fff3bd0d69a0997adaca29265c7b5419bdea2b17f8cc8ceae1b8ce6b22b7ed9120bb5ad3
-
SSDEEP
192:BenY0qWTlt70IAj/lQ0sEWc/wtYbBH2aDybC7y+XB9IwL:B8+Qlt70Fj/lQRY/9VjjlL
Malware Config
Signatures
-
Program crash 1 IoCs
pid pid_target Process procid_target 724 3368 WerFault.exe 83 -
System Location Discovery: System Language Discovery 1 TTPs 1 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language rundll32.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 3212 wrote to memory of 3368 3212 rundll32.exe 83 PID 3212 wrote to memory of 3368 3212 rundll32.exe 83 PID 3212 wrote to memory of 3368 3212 rundll32.exe 83
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:3212 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#12⤵
- System Location Discovery: System Language Discovery
PID:3368 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3368 -s 6123⤵
- Program crash
PID:724
-
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 3368 -ip 33681⤵PID:3992