4b1c79736b8ed90b098aef60a402e4ccf66879be478b54f9f7b821e8dbaae335

Analysis

max time kernel
149s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20260513-en
resource tags

arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
submitted
15/07/2026, 04:57

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General

Target
Cat.exe/Modules/mmf2d3d8.dll
Size 450KB
Sample260715-flft4aez3y
SHA256 4b1c79736b8ed90b098aef60a402e4ccf66879be478b54f9f7b821e8dbaae335
MD5 28a0d2376c1be2ad6c2824f23dda0ad9
SHA1 849e2177e8cb1b4de75daf247f62dba81ff20f88
SHA512 06ef16ce335e4319ce6cacf555899ac3847b87e997696000b9c562081846a5d1891ea6144c7115a0e83a7e201486f3987c6aa80f5cd21472927d92f8aa623ab1
SSDEEP 12288:iET+JrnmtBKpjh7RhObbSstL7pDt35JXG/G:iA+Jrakjh710HpDt3nWu
TLSH
T14AA4BE00B5D28436C0FB0730056DABAB76BE6E204B5CC9DB6BD85ABF2E701C55732796
MD5 SHA1 SHA512 SSDEEP TLSH

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	rundll32.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 1516 wrote to memory of 5928	1516	rundll32.exe	84

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\Cat.exe\Modules\mmf2d3d8.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1516
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\Cat.exe\Modules\mmf2d3d8.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:5928

Network

MITRE ATT&CK Enterprise v16

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 v16

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