4c131b150653526c6f897b75488757e2de4b84e564921d3d45571fc747011fd5

Analysis

max time kernel
95s
max time network
135s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
21/11/2024, 06:30

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General

Target

4c131b150653526c6f897b75488757e2de4b84e564921d3d45571fc747011fd5.dll
Size

872KB
MD5

62f5be54d15be8c3069a87554f1ee1b7
SHA1

e8cc2a831f3e8db21c2e1abc3b884452c7066549
SHA256

4c131b150653526c6f897b75488757e2de4b84e564921d3d45571fc747011fd5
SHA512

79564035a49e931ff970d929ea666e9b0e5b6c5267b9f655b34d3be6b43a0a39e8409e38f9c72dda17ef28efd61a737f20959b57457a1221a909c0d817df832c
SSDEEP

24576:YM516PyBxKOySlT0ews0LiKbjrKSwF/JM:zdBxnySlT0ews0LiKbj2SwdJM

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 5 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{A3F4CDED-B1E9-41EE-9CA6-7B4D0DE6CB0A}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{A3F4CDED-B1E9-41EE-9CA6-7B4D0DE6CB0A}\ = "Weasel"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{A3F4CDED-B1E9-41EE-9CA6-7B4D0DE6CB0A}\InprocServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{A3F4CDED-B1E9-41EE-9CA6-7B4D0DE6CB0A}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\4c131b150653526c6f897b75488757e2de4b84e564921d3d45571fc747011fd5.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{A3F4CDED-B1E9-41EE-9CA6-7B4D0DE6CB0A}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3396 wrote to memory of 3196	3396	regsvr32.exe	83
PID 3396 wrote to memory of 3196	3396	regsvr32.exe	83
PID 3396 wrote to memory of 3196	3396	regsvr32.exe	83

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\4c131b150653526c6f897b75488757e2de4b84e564921d3d45571fc747011fd5.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:3396
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\4c131b150653526c6f897b75488757e2de4b84e564921d3d45571fc747011fd5.dll
  2⤵
  - System Location Discovery: System Language Discovery
  - Modifies registry class
  PID:3196

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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