Analysis
- max time kernel
0s - platform
windows11-21h2_x64 - resource
win11-20240802-en - resource tags
arch:x64arch:x86image:win11-20240802-enlocale:en-usos:windows11-21h2-x64system - submitted
02/10/2024, 05:17
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
UltraUXThemePatcher_4.4.2.exe
Resource
win11-20240802-en
16 signatures
60 seconds
Behavioral task
behavioral2
Sample
$PLUGINSDIR/SysRestore.dll
Resource
win11-20240802-en
3 signatures
60 seconds
Behavioral task
behavioral3
Sample
$PLUGINSDIR/System.dll
Resource
win11-20240802-en
3 signatures
60 seconds
Behavioral task
behavioral4
Sample
$PLUGINSDIR/nsDialogs.dll
Resource
win11-20240802-en
3 signatures
60 seconds
Behavioral task
behavioral5
Sample
$PLUGINSDIR/nsisFile.dll
Resource
win11-20240802-en
3 signatures
60 seconds
General
- Target $PLUGINSDIR/nsDialogs.dll
- Size 9KB
- Sample241002-fywfbasfpd
- SHA256 89a82c4849c21dfe765052681e1fad02d2d7b13c8b5075880c52423dca72a912
- MD5 b7d61f3f56abf7b7ff0d4e7da3ad783d
- SHA1 15ab5219c0e77fd9652bc62ff390b8e6846c8e3e
- SHA512 6467c0de680fadb8078bdaa0d560d2b228f5a22d4d8358a1c7d564c6ebceface5d377b870eaf8985fbee727001da569867554154d568e3b37f674096bbafafb8
- SSDEEP 96:ooEv02zUu56FcS817eTaXx85qHFcUcxSgB5PKtAtoniJninnt3DVEB3YMNqkzfFc:ooEvCu5e81785qHFcU0PuAw0uyyIFc
- MD5 SHA1 SHA512 SSDEEP
Score
3/10
Malware Config
Signatures
- Program crash 1 IoCs
pid pid_target Process procid_target 5004 944 WerFault.exe 78 - 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 3272 wrote to memory of 944 3272 rundll32.exe 78 PID 3272 wrote to memory of 944 3272 rundll32.exe 78 PID 3272 wrote to memory of 944 3272 rundll32.exe 78
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsDialogs.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:3272 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsDialogs.dll,#12⤵
- System Location Discovery: System Language Discovery
PID:944 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 944 -s 5523⤵
- Program crash
PID:5004
-
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 944 -ip 9441⤵PID:1792