Analysis
- max time kernel
148s - max time network
125s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
30/07/2026, 12:03
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
c5ef948128e45e09c275fddf70e39e9614fa186c3add8a5f3be9c3a70e5f57e4.dll
Resource
win10v2004-20260513-en
windows10-2004-x64
3 signatures
150 seconds
Behavioral task
behavioral2
Sample
c5ef948128e45e09c275fddf70e39e9614fa186c3add8a5f3be9c3a70e5f57e4.dll
Resource
win11ltsc2024-20260709-en
windows11-ltsc_2024-x64
3 signatures
150 seconds
General
- Target c5ef948128e45e09c275fddf70e39e9614fa186c3add8a5f3be9c3a70e5f57e4.dll
- Size 152KB
- Sample260730-n8awcsxane
- SHA256 c5ef948128e45e09c275fddf70e39e9614fa186c3add8a5f3be9c3a70e5f57e4
- MD5 b678d46707811e993020c7bcebae099e
- SHA1 d5f9bdcbb3e34b83b8b39bde45503506ddd19f1e
- SHA512 17c0f9eb3fe985b068f163c5c7b6e46a8e6ac12ffe879102255bfaef1a7e1ddd1d585cda80e3345a7567e5c584ea373ede0271b037a032c8540727f7284a421b
- SSDEEP 3072:5F5Ho8d/iHoSa4Gu1LPXjJjNDE/ojm9/JnJx:TqyT4GELrJjNDSzn
- TLSH T101E38D2177E1C47AE20F0038B8246FB9E7BE2E348E650943BF603F996F74551DD25A0A
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
3/10
Malware Config
Signatures
- 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 regsvr32.exe - Modifies registry class 27 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{D92ABF0A-DA64-4A69-8A18-09093C74FCDD}\1.0\HELPDIR\ = "C:\\Users\\Admin\\AppData\\Local\\Temp" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\KDGBFeeClassSet.FeeClassSetcoms.1\CLSID regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\KDGBFeeClassSet.FeeClassSetcoms.1\CLSID\ = "{2087E267-2B91-4674-ABB4-6C7CC70B3CBB}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{2087E267-2B91-4674-ABB4-6C7CC70B3CBB}\ProgID\ = "KDGBFeeClassSet.FeeClassSetcoms.1" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{2087E267-2B91-4674-ABB4-6C7CC70B3CBB}\InprocServer32\ThreadingModel = "both" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{D92ABF0A-DA64-4A69-8A18-09093C74FCDD}\1.0 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{D92ABF0A-DA64-4A69-8A18-09093C74FCDD}\1.0\0 regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{D92ABF0A-DA64-4A69-8A18-09093C74FCDD}\1.0\HELPDIR regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\KDGBFeeClassSet.FeeClassSetcoms.1 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\KDGBFeeClassSet.FeeClassSetcoms.1\ = "FeeClassSetcoms Class" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\KDGBFeeClassSet.FeeClassSetcoms regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\KDGBFeeClassSet.FeeClassSetcoms\ = "FeeClassSetcoms Class" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\KDGBFeeClassSet.FeeClassSetcoms\CLSID\ = "{2087E267-2B91-4674-ABB4-6C7CC70B3CBB}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{2087E267-2B91-4674-ABB4-6C7CC70B3CBB}\InprocServer32 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{D92ABF0A-DA64-4A69-8A18-09093C74FCDD}\1.0\ = "KDGBFeeClassSet 1.0 Type Library" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{D92ABF0A-DA64-4A69-8A18-09093C74FCDD}\1.0\FLAGS\ = "0" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{2087E267-2B91-4674-ABB4-6C7CC70B3CBB} regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{2087E267-2B91-4674-ABB4-6C7CC70B3CBB}\ProgID regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{2087E267-2B91-4674-ABB4-6C7CC70B3CBB}\VersionIndependentProgID\ = "KDGBFeeClassSet.FeeClassSetcoms" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{2087E267-2B91-4674-ABB4-6C7CC70B3CBB}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\c5ef948128e45e09c275fddf70e39e9614fa186c3add8a5f3be9c3a70e5f57e4.dll" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{D92ABF0A-DA64-4A69-8A18-09093C74FCDD} regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{D92ABF0A-DA64-4A69-8A18-09093C74FCDD}\1.0\FLAGS regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{D92ABF0A-DA64-4A69-8A18-09093C74FCDD}\1.0\0\win32 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{D92ABF0A-DA64-4A69-8A18-09093C74FCDD}\1.0\0\win32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\c5ef948128e45e09c275fddf70e39e9614fa186c3add8a5f3be9c3a70e5f57e4.dll" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\KDGBFeeClassSet.FeeClassSetcoms\CLSID regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{2087E267-2B91-4674-ABB4-6C7CC70B3CBB}\ = "FeeClassSetcoms Class" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{2087E267-2B91-4674-ABB4-6C7CC70B3CBB}\VersionIndependentProgID regsvr32.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 5220 wrote to memory of 1964 5220 regsvr32.exe 88
Processes
-
C:\Windows\system32\regsvr32.exeregsvr32 /s C:\Users\Admin\AppData\Local\Temp\c5ef948128e45e09c275fddf70e39e9614fa186c3add8a5f3be9c3a70e5f57e4.dll1⤵
- Suspicious use of WriteProcessMemory
PID:5220 -
C:\Windows\SysWOW64\regsvr32.exe/s C:\Users\Admin\AppData\Local\Temp\c5ef948128e45e09c275fddf70e39e9614fa186c3add8a5f3be9c3a70e5f57e4.dll2⤵
- System Location Discovery: System Language Discovery
- Modifies registry class
PID:1964
-