dd0d1a8c4511261333e90a94d9912000592c46731b615aa7a37cd2b3eb6a8d58

Analysis

max time kernel
148s
max time network
132s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260911-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
29/10/2026, 21:44

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General

Target
$PLUGINSDIR/InstallOptions.dll
Size 15KB
Sample261029-1lfvbatsa1
SHA256 dd0d1a8c4511261333e90a94d9912000592c46731b615aa7a37cd2b3eb6a8d58
MD5 7854290f8bc473fb9fad1917b0065731
SHA1 27c0e4731e395dfe612d954bf8793c533c53ef8f
SHA512 736030a5e1b744d0f96745f9933a57f5b52361288d33aeeaad12e054c47c4bb705cfc7d5cd4a5e3e667a6c6252e1c2a573b2707241d7b73b60c73daf2de52038
SSDEEP 192:EJGQtZkTktEQUrJaZfuyCnSmUsv3sY7L7cW8Y6Q86QvoT2g11929WtshLAzgSrX8:EJNt+4t7uJalUnGesY7Lt8nC3/Yosa
TLSH
T1E9624D1137D598B3E2E62A797EF373138FA5FB22A4428E0BC7332E0638565805D78311
MD5 SHA1 SHA512 SSDEEP TLSH

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2476	4120	WerFault.exe	89

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 1124 wrote to memory of 4120	1124	rundll32.exe	89

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\InstallOptions.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1124
- 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:4120
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4120 -s 604
    3⤵
    - Program crash
    PID:2476

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 4120 -ip 4120
1⤵
PID:4940

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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