f12a285cd494045e1ea9cd014305b9a063fe7fb44aaae60c5307a7e588503a23

Analysis

max time kernel
145s
max time network
157s
platform
windows11-21h2_x64
resource
win11-20241007-en
resource tags

arch:x64arch:x86image:win11-20241007-enlocale:en-usos:windows11-21h2-x64system
submitted
14-11-2024 10:18

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General

Target

$PLUGINSDIR/System.dll
Size

22KB
MD5

662740bb61022c673dca1f539692a881
SHA1

3c3a6db52874ab31d85da05af8bc5a3e64367033
SHA256

7a1f5593fd4090a0cc5028bcd8e4e2b4a1b017f2b98ba8c3f39e5ea38721a77c
SHA512

ebfc19bafe09b2480217c02f202e5de46d8c541dc71c32a821f5caf415e9569b40e7b355a5639cd7f9c52605ca1fcbd48cd7184bc2fa55353eef579db1e4f9ca
SSDEEP

384:0/Qlt7wiij/lMRv/9V4bvrh6ki2wi34IZzIKFKjqfvGBkSz:0aeiijipUU2boGkKFKcMk

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3284	5972	WerFault.exe	80

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 5100 wrote to memory of 5972	5100	rundll32.exe	80
PID 5100 wrote to memory of 5972	5100	rundll32.exe	80
PID 5100 wrote to memory of 5972	5100	rundll32.exe	80

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:5100
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:5972
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 5972 -s 460
    3⤵
    - Program crash
    PID:3284

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 5972 -ip 5972
1⤵
PID:5368

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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