11202449315d0f2edb567c5f5e3e4bd403ae0985574344ea8ddf474c1b1fb440

Analysis

max time kernel
109s
max time network
146s
platform
windows11-21h2_x64
resource
win11-20240802-en
resource tags

arch:x64arch:x86image:win11-20240802-enlocale:en-usos:windows11-21h2-x64system
submitted
05-08-2024 18:31

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General

Target

lua51.dll
Size

592KB
MD5

3dff7448b43fcfb4dc65e0040b0ffb88
SHA1

583cdab08519d99f49234965ffd07688ccf52c56
SHA256

ff976f6e965e3793e278fa9bf5e80b9b226a0b3932b9da764bffc8e41e6cdb60
SHA512

cdcbe0ec9ddd6b605161e3c30ce3de721f1333fce85985e88928086b1578435dc67373c3dc3492ed8eae0d63987cac633aa4099b205989dcbb91cbbfc8f6a394
SSDEEP

12288:rs7/mj/73RaLHIW5BmUeUhoE4RgiF1q1bPIBKsg4Db0S:rc/u/7IoRnUKfq1Dl4DY

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1224	3076	WerFault.exe	81

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 1360 wrote to memory of 3076	1360	rundll32.exe	81
PID 1360 wrote to memory of 3076	1360	rundll32.exe	81
PID 1360 wrote to memory of 3076	1360	rundll32.exe	81

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\lua51.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1360
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\lua51.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3076
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3076 -s 448
    3⤵
    - Program crash
    PID:1224

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 3076 -ip 3076
1⤵
PID:2088

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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