a296f9485d780b55e49b080d12f5eb2ccdc4046ba6c2ea7cce85cda84970bca4

Analysis

max time kernel
90s
max time network
139s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
submitted
22-11-2024 05:53

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General

Target

vclx120.dll

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1632	4940	WerFault.exe	82

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 3212 wrote to memory of 4940	3212	rundll32.exe	82
PID 3212 wrote to memory of 4940	3212	rundll32.exe	82
PID 3212 wrote to memory of 4940	3212	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\vclx120.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3212
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\vclx120.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4940
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4940 -s 676
    3⤵
    - Program crash
    PID:1632

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4940 -ip 4940
1⤵
PID:4544

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

Replay Monitor

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Downloads

memory/4940-0-0x0000000050310000-0x0000000050349000-memory.dmp

Filesize
228KB

Download
memory/4940-2-0x0000000050120000-0x000000005030D000-memory.dmp

Filesize
1.9MB

Download
memory/4940-1-0x0000000050000000-0x0000000050116000-memory.dmp

Filesize
1.1MB

Download