66e9f4d03e67dbcbd9d3a13bfc45b2c11e712b677e990e8ea1b405b60a3a40b2 | Triage

Analysis

max time kernel
1384s
max time network
1171s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
09/03/2024, 09:34

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General

Target

Resources/DiskMenu.dll
Size

438KB
MD5

bc8bd63d84cb79f3f5197f93ad66ebbd
SHA1

aeebf9e0195a431c313c73800db40ae923d7ddd4
SHA256

c732134c5d48d66c1dd2e5cf96e14f5effff4d75c2fc57d68822120d61fb663c
SHA512

7212e410d9b38df3aa0a65ac6f3cb049acae67f7321f180c00eb85e74e422528b752fbffc237be6cf8a0bc2116bb35fe40be49b0b8e67df0870da9e3c747d210
SSDEEP

6144:wkkZ95ynk6VMzgtB6/lMWEsaE0PrHlPZ1xoSkUQ6TU+6NvM:wR5ynkMMzMyWWEK0PrRG2UfE

Score

1^/10

Malware Config

Signatures

Modifies registry class 13 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\DiskMenu.Hetman Partition Recovery\Clsid\ = "{66953641-5DA9-4A81-82E8-2727300BBD29}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{66953641-5DA9-4A81-82E8-2727300BBD29}\ProgID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Drive\shellex\ContextMenuHandlers\Hetman Partition Recovery	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{66953641-5DA9-4A81-82E8-2727300BBD29}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{66953641-5DA9-4A81-82E8-2727300BBD29}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\Resources\\DiskMenu.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{66953641-5DA9-4A81-82E8-2727300BBD29}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Drive\shellex\ContextMenuHandlers\Hetman Partition Recovery\ = "{66953641-5DA9-4A81-82E8-2727300BBD29}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\DiskMenu.Hetman Partition Recovery	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\DiskMenu.Hetman Partition Recovery\ = "Recover Deleted Files"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{66953641-5DA9-4A81-82E8-2727300BBD29}\ProgID\ = "DiskMenu.Hetman Partition Recovery"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{66953641-5DA9-4A81-82E8-2727300BBD29}\ = "Recover Deleted Files"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{66953641-5DA9-4A81-82E8-2727300BBD29}\InprocServer32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\DiskMenu.Hetman Partition Recovery\Clsid	regsvr32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 540 wrote to memory of 4312	540	regsvr32.exe	90
PID 540 wrote to memory of 4312	540	regsvr32.exe	90
PID 540 wrote to memory of 4312	540	regsvr32.exe	90

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\Resources\DiskMenu.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:540
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\Resources\DiskMenu.dll
  2⤵
  - Modifies registry class
  PID:4312

Network

MITRE ATT&CK Matrix

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