Overview
overview
7Static
static
3kl.exe
windows10-2004-x64
7kl.exe
windows11-ltsc_2024-x64
7$PLUGINSDI...ns.dll
windows10-2004-x64
3$PLUGINSDI...ns.dll
windows11-ltsc_2024-x64
3$PLUGINSDI...er.dll
windows10-2004-x64
3$PLUGINSDI...er.dll
windows11-ltsc_2024-x64
3$PLUGINSDI...em.dll
windows10-2004-x64
3$PLUGINSDI...em.dll
windows11-ltsc_2024-x64
3silentkeyl...ee.chm
windows10-2004-x64
1silentkeyl...ee.chm
windows11-ltsc_2024-x64
1silentkeyl...ee.exe
windows10-2004-x64
7silentkeyl...ee.exe
windows11-ltsc_2024-x64
7ulklfemon.dll
windows10-2004-x64
3ulklfemon.dll
windows11-ltsc_2024-x64
3unukfree.exe
windows10-2004-x64
7unukfree.exe
windows11-ltsc_2024-x64
7$PLUGINSDI...ns.dll
windows10-2004-x64
3$PLUGINSDI...ns.dll
windows11-ltsc_2024-x64
3Analysis
- max time kernel
150s - max time network
151s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
01/08/2026, 12:23
Behavioral task
behavioral1
Sample
kl.exe
Resource
win10v2004-20260513-en
Behavioral task
behavioral2
Sample
kl.exe
Resource
win11ltsc2024-20260709-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/InstallOptions.dll
Resource
win10v2004-20260513-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/InstallOptions.dll
Resource
win11ltsc2024-20260709-en
Behavioral task
behavioral5
Sample
$PLUGINSDIR/ShellExecAsUser.dll
Resource
win10v2004-20260513-en
Behavioral task
behavioral6
Sample
$PLUGINSDIR/ShellExecAsUser.dll
Resource
win11ltsc2024-20260710-en
Behavioral task
behavioral7
Sample
$PLUGINSDIR/System.dll
Resource
win10v2004-20260513-en
Behavioral task
behavioral8
Sample
$PLUGINSDIR/System.dll
Resource
win11ltsc2024-20260709-en
Behavioral task
behavioral9
Sample
silentkeyloggerfree.chm
Resource
win10v2004-20260513-en
Behavioral task
behavioral10
Sample
silentkeyloggerfree.chm
Resource
win11ltsc2024-20260709-en
Behavioral task
behavioral11
Sample
silentkeyloggerfree.exe
Resource
win10v2004-20260513-en
Behavioral task
behavioral12
Sample
silentkeyloggerfree.exe
Resource
win11ltsc2024-20260709-en
Behavioral task
behavioral13
Sample
ulklfemon.dll
Resource
win10v2004-20260513-en
Behavioral task
behavioral14
Sample
ulklfemon.dll
Resource
win11ltsc2024-20260709-en
Behavioral task
behavioral15
Sample
unukfree.exe
Resource
win10v2004-20260513-en
Behavioral task
behavioral16
Sample
unukfree.exe
Resource
win11ltsc2024-20260709-en
Behavioral task
behavioral17
Sample
$PLUGINSDIR/InstallOptions.dll
Resource
win10v2004-20260513-en
Behavioral task
behavioral18
Sample
$PLUGINSDIR/InstallOptions.dll
Resource
win11ltsc2024-20260710-en
General
- Target $PLUGINSDIR/System.dll
- Size 10KB
- Sample260801-pkrdwaveka
- SHA256 bb6df93369b498eaa638b0bcdc4bb89f45e9b02ca12d28bcedf4629ea7f5e0f1
- MD5 56a321bd011112ec5d8a32b2f6fd3231
- SHA1 df20e3a35a1636de64df5290ae5e4e7572447f78
- SHA512 5354890cbc53ce51081a78c64ba9c4c8c4dc9e01141798c1e916e19c5776dac7c82989fad0f08c73e81aaba332dad81205f90d0663119af45550b97b338b9cc3
- SSDEEP 192:uv+cJZE61KRWJQO6tFiUdK7ckK4k7l1XRBm0w+NiHi1GSJ:uf6rtFRduQ1W+fG8
- TLSH T127225C5893E0C1F3D6A0853C18A73A772729712445A18FE3CFA35841AE196D7BC7E336
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Program crash 1 IoCs
pid pid_target Process procid_target 1684 4552 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 3564 wrote to memory of 4552 3564 rundll32.exe 85
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:3564 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#12⤵
- System Location Discovery: System Language Discovery
PID:4552 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4552 -s 6123⤵
- Program crash
PID:1684
-
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4552 -ip 45521⤵PID:1804