Analysis
- max time kernel
32s - 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/System.dll
- Size 12KB
- Sample241007-glspbstbjb
- SHA256 23d618a0293c78ce00f7c6e6dd8b8923621da7dd1f63a070163ef4c0ec3033d6
- MD5 192639861e3dc2dc5c08bb8f8c7260d5
- SHA1 58d30e460609e22fa0098bc27d928b689ef9af78
- SHA512 6e573d8b2ef6ed719e271fd0b2fd9cd451f61fc9a9459330108d6d7a65a0f64016303318cad787aa1d5334ba670d8f1c7c13074e1be550b4a316963ecc465cdc
- SSDEEP 192:ljHcQ0qWTlt7wi5Aj/lM0sEWD/wtYbBjpNQybC7y+XZqE0QPi:R/Qlt7wiij/lMRv/9V4bfr
- MD5 SHA1 SHA512 SSDEEP
Score
3/10
Malware Config
Signatures
- Program crash 1 IoCs
pid pid_target Process procid_target 4952 1348 WerFault.exe 82 - 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 3512 wrote to memory of 1348 3512 rundll32.exe 82 PID 3512 wrote to memory of 1348 3512 rundll32.exe 82 PID 3512 wrote to memory of 1348 3512 rundll32.exe 82
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:3512 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#12⤵
- System Location Discovery: System Language Discovery
PID:1348 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1348 -s 6123⤵
- Program crash
PID:4952
-
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1348 -ip 13481⤵PID:2876