209bc82f50d5c7f4b8f75057b2793d433b04f7761bd32b2e04969017b0722ceb

Analysis

max time kernel
93s
max time network
94s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
11/09/2024, 09:41

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General

Target

contmenu.dll
Size

124KB
MD5

e459df19ed02928859602e7ca22faa55
SHA1

f0f7da70e1b7eb5dcd5e7a5406e49bf495be722c
SHA256

a920b9f0c4b93c525d2d2ad16c2f26206a5b7972830d548d3607296267e647ec
SHA512

0c1f67a3099facd28137d1d863d32e6808dfc5cf8f7b55fe677fcf0d3accc3144af829a7dee6a8e9d4ae2f190e63716be55f6ff8f1df2956c858434ead0954ac
SSDEEP

3072:ESWowO2QnnUpIfM0QCZSOdISNdbxD//gCjSdZzKs6:PwO2SxMzOiW9Sdx

Score

3^/10

discovery

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.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	regsvr32.exe

Modifies registry class 11 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{0AF221E8-29B6-46EB-B420-DC696F042596}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{0AF221E8-29B6-46EB-B420-DC696F042596}\ = "Find and Recover deleted files on you Computer"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{0AF221E8-29B6-46EB-B420-DC696F042596}\InprocServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{0AF221E8-29B6-46EB-B420-DC696F042596}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe
Key created	\REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000_Classes\Directory\shellex	regsvr32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000_Classes\Directory\shellex\	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Directory\shellex\ContextMenuHandlers\DiskInternals_Uneraser\ = "{0AF221E8-29B6-46EB-B420-DC696F042596}"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{0AF221E8-29B6-46EB-B420-DC696F042596}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\contmenu.dll"	regsvr32.exe
Key created	\REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000_Classes\Directory\shellex\ContextMenuHandlers	regsvr32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000_Classes\Directory\shellex\ContextMenuHandlers\	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Directory\shellex\ContextMenuHandlers\DiskInternals_Uneraser	regsvr32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2936 wrote to memory of 2888	2936	regsvr32.exe	82
PID 2936 wrote to memory of 2888	2936	regsvr32.exe	82
PID 2936 wrote to memory of 2888	2936	regsvr32.exe	82

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\contmenu.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:2936
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\contmenu.dll
  2⤵
  - System Location Discovery: System Language Discovery
  - Modifies registry class
  PID:2888

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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