9afadba0006723439d704c1bf3af6cb9e3b3e0d4796dd2fe89d8fbcc7d25c7af

Analysis

max time kernel
103s
max time network
105s
platform
windows11-21h2_x64
resource
win11-20250410-en
resource tags

arch:x64arch:x86image:win11-20250410-enlocale:en-usos:windows11-21h2-x64system
submitted
18/04/2025, 04:43

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

$PLUGINSDIR/InstallOptions.dll
Size

12KB
MD5

4c7d97d0786ff08b20d0e8315b5fc3cb
SHA1

bb6f475e867b2bf55e4cd214bd4ef68e26d70f6c
SHA256

75e20f4c5eb00e9e5cb610273023e9d2c36392fa3b664c264b736c7cc2d1ac84
SHA512

f37093fd5cdda74d8f7376c60a05b442f884e9d370347c7c39d84eca88f23fbea6221da2e57197acd78c817a74703c49fb28b89d41c3e34817cc9301b0b6485a
SSDEEP

192:6KdqJ4Bhf1mdCMI26t510swClJOeFIsm7F1QuPs:6KdE4zAddwR0swqOeFxu

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3324	5636	WerFault.exe	78

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 3800 wrote to memory of 5636	3800	rundll32.exe	78
PID 3800 wrote to memory of 5636	3800	rundll32.exe	78
PID 3800 wrote to memory of 5636	3800	rundll32.exe	78

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\InstallOptions.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3800
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\InstallOptions.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:5636
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 5636 -s 536
    3⤵
    - Program crash
    PID:3324

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 304 -p 5636 -ip 5636
1⤵
PID:5680

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

Replay Monitor

Loading Replay Monitor...

Downloads