b4bc2d25d73470fea7f7499bf31dd8644102e2b0c06a9b01b7382659e15c1f44

Analysis

max time kernel
149s
max time network
149s
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, 11:50

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General

Target

TCCTL32.dll
Size

387KB
MD5

2c88d947a5794cf995d2f465f1cb9d10
SHA1

c0ff9ea43771d712fe1878dbb6b9d7a201759389
SHA256

2b92ea2a7d2be8d64c84ea71614d0007c12d6075756313d61ddc40e4c4dd910e
SHA512

e55679ff66ded375a422a35d0f92b3ac825674894ae210dbef3642e4fc232c73114077e84eae45c6e99a60ef4811f4a900b680c3bf69214959fa152a3dfbe542
SSDEEP

12288:HqArkLoM/5iec2yxvUh3ho2LDnOQQ1k3+h9APjbom/n6:ekuK2XOjksobom/n6

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 3 IoCs

description	pid	Process	procid_target
PID 2488 wrote to memory of 2332	2488	rundll32.exe	85
PID 2488 wrote to memory of 2332	2488	rundll32.exe	85
PID 2488 wrote to memory of 2332	2488	rundll32.exe	85

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\TCCTL32.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2488
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\TCCTL32.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2332

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

Windows 7 deprecation

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