487da4d984bcef386abb595a6346ee261cf349b8aae9c3b57ef6cc76a736ca02

Analysis

max time kernel
91s
max time network
94s
platform
windows11-21h2_x64
resource
win11-20240729-en
resource tags

arch:x64arch:x86image:win11-20240729-enlocale:en-usos:windows11-21h2-x64system
submitted
02/08/2024, 14:29

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General

Target

MeowSynth.dll
Size

3.0MB
MD5

13202f9cd9b39aae3f2437fdd54f7ad5
SHA1

66a48cc204cd9a2bb7b48d7d7910fcdb6c299a1d
SHA256

487da4d984bcef386abb595a6346ee261cf349b8aae9c3b57ef6cc76a736ca02
SHA512

0ae2590422582827a4ff3d699bba154ed73369f0ab27c50d63e8e78a2d09fe2ac085118ce2201316ceda342ab6ab0b38ebf7f798a376fd35f776a1284dc440da
SSDEEP

49152:EjMH9i5t25/6j+g86bklbDvXcuvmBkoq1eGVAXEpMf:Ejkf/M+g86bklMuvm654GVA

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3780	2184	WerFault.exe	79

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	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3624 wrote to memory of 2184	3624	rundll32.exe	79
PID 3624 wrote to memory of 2184	3624	rundll32.exe	79
PID 3624 wrote to memory of 2184	3624	rundll32.exe	79

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\MeowSynth.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3624
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\MeowSynth.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2184
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2184 -s 576
    3⤵
    - Program crash
    PID:3780

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2184 -ip 2184
1⤵
PID:1964

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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