Analysis
- max time kernel
34s - max time network
35s - platform
windows10-2004_x64 - resource
win10v2004-20240802-es - resource tags
arch:x64arch:x86image:win10v2004-20240802-eslocale:es-esos:windows10-2004-x64systemwindows - submitted
07/10/2024, 05:53
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
UltraUXThemePatcher_4.4.3.exe
Resource
win10v2004-20240802-es
15 signatures
60 seconds
Behavioral task
behavioral2
Sample
$PLUGINSDIR/SysRestore.dll
Resource
win10v2004-20240802-es
3 signatures
60 seconds
Behavioral task
behavioral3
Sample
$PLUGINSDIR/System.dll
Resource
win10v2004-20240802-es
3 signatures
60 seconds
Behavioral task
behavioral4
Sample
$PLUGINSDIR/nsDialogs.dll
Resource
win10v2004-20240802-es
3 signatures
60 seconds
Behavioral task
behavioral5
Sample
$PLUGINSDIR/nsisFile.dll
Resource
win10v2004-20240802-es
3 signatures
60 seconds
General
- Target $PLUGINSDIR/SysRestore.dll
- Size 5KB
- Sample241007-glspbstbjb
- SHA256 c686b4df9b4db50fc1ddb7be4cd50d4b1d75894288f4dc50571b79937d7c0d7e
- MD5 4310bd09fc2300b106f0437b6e995330
- SHA1 c6790a68e410d4a619b9b59e7540b702a98ad661
- SHA512 49e286ccd285871db74867810c9cf243e3c1522ce7b4c0d1d01bafe72552692234cf4b4d787b900e9c041b8a2c12f193b36a6a35c64ffd5deef0e1be9958b1f7
- SSDEEP 48:S5SLAPmT5fqaB2WB2BtBAQPcPzRcCB0E3ngT2p2UlE41qSK1Gx:ASQM57LAfuQULRxB0E3gKU941LKQx
- MD5 SHA1 SHA512 SSDEEP
Score
3/10
Malware Config
Signatures
- Program crash 1 IoCs
pid pid_target Process procid_target 3580 4420 WerFault.exe 84 - 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 1120 wrote to memory of 4420 1120 rundll32.exe 84 PID 1120 wrote to memory of 4420 1120 rundll32.exe 84 PID 1120 wrote to memory of 4420 1120 rundll32.exe 84
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\SysRestore.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:1120 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\SysRestore.dll,#12⤵
- System Location Discovery: System Language Discovery
PID:4420 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4420 -s 6003⤵
- Program crash
PID:3580
-
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 368 -p 4420 -ip 44201⤵PID:3648