Analysis
- max time kernel
898s - max time network
471s - platform
windows10-2004_x64 - resource
win10v2004-20260911-en - resource tags
arch:x64arch:x86image:win10v2004-20260911-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
24/10/2026, 04:26
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
npp.8.9.8.Installer.x64(1).exe
Resource
win10v2004-20260911-en
27 signatures
900 seconds
Behavioral task
behavioral2
Sample
$PLUGINSDIR/InstallOptions.dll
Resource
win10v2004-20260911-en
3 signatures
900 seconds
Behavioral task
behavioral3
Sample
$PLUGINSDIR/System.dll
Resource
win10v2004-20260911-en
3 signatures
900 seconds
Behavioral task
behavioral4
Sample
$PLUGINSDIR/nsDialogs.dll
Resource
win10v2004-20260911-en
3 signatures
900 seconds
General
- Target $PLUGINSDIR/InstallOptions.dll
- Size 15KB
- Sample261024-e22k3ahx5j
- SHA256 dd0d1a8c4511261333e90a94d9912000592c46731b615aa7a37cd2b3eb6a8d58
- MD5 7854290f8bc473fb9fad1917b0065731
- SHA1 27c0e4731e395dfe612d954bf8793c533c53ef8f
- SHA512 736030a5e1b744d0f96745f9933a57f5b52361288d33aeeaad12e054c47c4bb705cfc7d5cd4a5e3e667a6c6252e1c2a573b2707241d7b73b60c73daf2de52038
- SSDEEP 192:EJGQtZkTktEQUrJaZfuyCnSmUsv3sY7L7cW8Y6Q86QvoT2g11929WtshLAzgSrX8:EJNt+4t7uJalUnGesY7Lt8nC3/Yosa
- TLSH T1E9624D1137D598B3E2E62A797EF373138FA5FB22A4428E0BC7332E0638565805D78311
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
3/10
Malware Config
Signatures
- Program crash 1 IoCs
pid pid_target Process procid_target 4716 4960 WerFault.exe 85 - 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 1 IoCs
description pid Process procid_target PID 3664 wrote to memory of 4960 3664 rundll32.exe 85
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\InstallOptions.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:3664 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\InstallOptions.dll,#12⤵
- System Location Discovery: System Language Discovery
PID:4960 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4960 -s 6363⤵
- Program crash
PID:4716
-
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4960 -ip 49601⤵PID:4064