Analysis
- max time kernel
150s - max time network
114s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
29/07/2026, 00:16
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
PdFcOrE8.dll
Resource
win10v2004-20260513-en
windows10-2004-x64
3 signatures
150 seconds
Behavioral task
behavioral2
Sample
PdFcOrE8.dll
Resource
win11ltsc2024-20260709-en
windows11-ltsc_2024-x64
3 signatures
150 seconds
Behavioral task
behavioral3
Sample
VATN0.20260728115218.exe
Resource
win10v2004-20260513-en
windows10-2004-x64
15 signatures
150 seconds
Behavioral task
behavioral4
Sample
VATN0.20260728115218.exe
Resource
win11ltsc2024-20260709-en
windows11-ltsc_2024-x64
15 signatures
150 seconds
General
- Target PdFcOrE8.dll
- Size 5.7MB
- Sample260729-akhpeazdph
- SHA256 1699ae2c269de4f3568f96f1b8f7b4ece66cbe68909c3e1035813fd7f676c15c
- MD5 2fd23604839af37d62d4fe8ee129eba0
- SHA1 09a038f913477bcac496eb4928b9cce822e02468
- SHA512 b5019273137e51db5eec28601a90648e83e52c9bab8fec03c60b218905200024381aa9e857e489cdd3c71e6c1cbfc57f23ea007c16aa93de3416b264b9cc04cc
- SSDEEP 98304:ZRuLfVfs8eP6CrXX7u4nyXcezHjs7SaL+bgWaGu:ZRKK8e9tqcezHUGT
- TLSH T12C56CF117DD1483BD2DB0B30491EF62872EE97B12F74488BD6DC4A2C6E346A32716E67
- 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 24 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{50CAD4C0-6A1B-44A4-A4B8-74FB9FF4FCB7}\1.0\FLAGS\ = "0" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{50CAD4C0-6A1B-44A4-A4B8-74FB9FF4FCB7}\1.0\0\win32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\PdFcOrE8.dll" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{50CAD4C0-6A1B-44A4-A4B8-74FB9FF4FCB7}\1.0\HELPDIR regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{ED4613DF-4D86-45E4-8767-B76513FC9531}\TypeLib regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{ED4613DF-4D86-45E4-8767-B76513FC9531}\ProxyStubClsid32\ = "{00020420-0000-0000-C000-000000000046}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{50CAD4C0-6A1B-44A4-A4B8-74FB9FF4FCB7}\1.0 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{50CAD4C0-6A1B-44A4-A4B8-74FB9FF4FCB7}\1.0\ = "TencentVideoReporterPC" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{50CAD4C0-6A1B-44A4-A4B8-74FB9FF4FCB7}\1.0\0\win32 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{ED4613DF-4D86-45E4-8767-B76513FC9531}\ = "IUpgradeHelper" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{ED4613DF-4D86-45E4-8767-B76513FC9531}\ProxyStubClsid32\ = "{00020420-0000-0000-C000-000000000046}" regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{ED4613DF-4D86-45E4-8767-B76513FC9531}\ = "IUpgradeHelper" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{ED4613DF-4D86-45E4-8767-B76513FC9531}\ProxyStubClsid32 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{ED4613DF-4D86-45E4-8767-B76513FC9531}\TypeLib\ = "{50CAD4C0-6A1B-44A4-A4B8-74FB9FF4FCB7}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{50CAD4C0-6A1B-44A4-A4B8-74FB9FF4FCB7}\1.0\FLAGS regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{50CAD4C0-6A1B-44A4-A4B8-74FB9FF4FCB7}\1.0\0 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{50CAD4C0-6A1B-44A4-A4B8-74FB9FF4FCB7}\1.0\HELPDIR\ regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{ED4613DF-4D86-45E4-8767-B76513FC9531}\ProxyStubClsid32 regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{ED4613DF-4D86-45E4-8767-B76513FC9531}\TypeLib\Version = "1.0" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{ED4613DF-4D86-45E4-8767-B76513FC9531} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{ED4613DF-4D86-45E4-8767-B76513FC9531}\TypeLib\Version = "1.0" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{50CAD4C0-6A1B-44A4-A4B8-74FB9FF4FCB7} regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{ED4613DF-4D86-45E4-8767-B76513FC9531} regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{ED4613DF-4D86-45E4-8767-B76513FC9531}\TypeLib\ = "{50CAD4C0-6A1B-44A4-A4B8-74FB9FF4FCB7}" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{ED4613DF-4D86-45E4-8767-B76513FC9531}\TypeLib regsvr32.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 4620 wrote to memory of 4104 4620 regsvr32.exe 89
Processes
-
C:\Windows\system32\regsvr32.exeregsvr32 /s C:\Users\Admin\AppData\Local\Temp\PdFcOrE8.dll1⤵
- Suspicious use of WriteProcessMemory
PID:4620 -
C:\Windows\SysWOW64\regsvr32.exe/s C:\Users\Admin\AppData\Local\Temp\PdFcOrE8.dll2⤵
- System Location Discovery: System Language Discovery
- Modifies registry class
PID:4104
-