498ef5db7fae596a321995ea4f8ebffd123e44f3385874188c656841e852617d

Analysis

max time kernel
14s
max time network
18s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
07/08/2024, 12:31

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General

Target

lua51.dll
Size

389KB
MD5

995714e9a001ee7f708935650f21c170
SHA1

430768f55cf7aad076415e8fd0d05a4991c0cde1
SHA256

674de0cfb83ddd31a10458545d55b8f488cfef7c5cfe5e776073700dcbe5e53c
SHA512

b1767eaa15f9b057c981d623551a53a56c65ee4e9ff096142b675f878e2638992ff2205194f5719c62de10b75b9e0bcbb7e2ccc77210a717862e1779377354e0
SSDEEP

12288:MiZ+ox9piQ8G27pC6Yyu5t60O0MJuAghAuNwABE:Me19pm7pCuCt6+w

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1728	688	WerFault.exe	29

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 11 IoCs

description	pid	Process	procid_target
PID 2152 wrote to memory of 688	2152	rundll32.exe	29
PID 2152 wrote to memory of 688	2152	rundll32.exe	29
PID 2152 wrote to memory of 688	2152	rundll32.exe	29
PID 2152 wrote to memory of 688	2152	rundll32.exe	29
PID 2152 wrote to memory of 688	2152	rundll32.exe	29
PID 2152 wrote to memory of 688	2152	rundll32.exe	29
PID 2152 wrote to memory of 688	2152	rundll32.exe	29
PID 688 wrote to memory of 1728	688	rundll32.exe	30
PID 688 wrote to memory of 1728	688	rundll32.exe	30
PID 688 wrote to memory of 1728	688	rundll32.exe	30
PID 688 wrote to memory of 1728	688	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\lua51.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2152
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\lua51.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:688
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 688 -s 224
    3⤵
    - Program crash
    PID:1728

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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