Analysis
- max time kernel
134s - max time network
132s - platform
windows10-2004_x64 - resource
win10v2004-20240802-en - resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system - submitted
17/08/2024, 01:39
Static task
static1
Behavioral task
behavioral1
Sample
be097d80233fd20b30cdacd88fbb4baef2ceabc7e45daead33b675ff4dcc4005.exe
Resource
win7-20240704-en
Behavioral task
behavioral2
Sample
be097d80233fd20b30cdacd88fbb4baef2ceabc7e45daead33b675ff4dcc4005.exe
Resource
win10v2004-20240802-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/LangDLL.dll
Resource
win7-20240704-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/LangDLL.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral5
Sample
$PLUGINSDIR/System.dll
Resource
win7-20240704-en
Behavioral task
behavioral6
Sample
$PLUGINSDIR/System.dll
Resource
win10v2004-20240802-en
General
- Target $PLUGINSDIR/System.dll
- Size 12KB
- Sample240817-b2zvpatapn
- SHA256 1624d9ad8b2e2658af224691263f64388ba3a997efe80011889e3c35237ce4c1
- MD5 6c38da8922cc37b4bbb77de4a63ad843
- SHA1 4e0533fd11df8bddbd543ed58df7b6060d9f4631
- SHA512 ad0be3d7e57da9c304e9b9cac5341b6c76b157456ab44f5579d6c38c830a31c9c3e1e9a875b8f465243c607ea2ede6b0bb77237f17a70a4d4c78606e036c3430
- SSDEEP 192:wA1YOTDExj7EFrYCT4E8y3hoSdtTgwF43E7QbGPXI9uIc6gn9Mw:QR7SrtTv53tdtTgwF4SQbGPX36g9Mw
- MD5 SHA1 SHA512 SSDEEP
Malware Config
Signatures
- Program crash 1 IoCs
pid pid_target Process procid_target 3368 1900 WerFault.exe 86 - 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 2712 wrote to memory of 1900 2712 rundll32.exe 86 PID 2712 wrote to memory of 1900 2712 rundll32.exe 86 PID 2712 wrote to memory of 1900 2712 rundll32.exe 86
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:2712 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#12⤵
- System Location Discovery: System Language Discovery
PID:1900 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1900 -s 6123⤵
- Program crash
PID:3368
-
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 1900 -ip 19001⤵PID:3528