5fc2de76755ab476a4cd3880600a556f0f1e2f6117bcf9ae39b136992c55236b

Analysis

max time kernel
138s
max time network
136s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
11/08/2024, 14:37

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General

Target

lua51.dll
Size

389KB
MD5

9138c78954eb8bc4aa8543637bae1a76
SHA1

fb91599f5124602c600ae841c44c57ac4c6bd41a
SHA256

b1763c7e351511ef1d643783150a0274c0e7485bc1f2700828909748f8e45ea1
SHA512

5782532e76dc537bf4288e398a97e116990479b7af28a11a98cacb007b8f16fa5bb33a1cfe1e89946ff5bf656621a93ae1483cd595f0f65d151cb5f13dc6a20d
SSDEEP

12288:4iZ+ox9piQ8G27pC6Yyu5t60O0MJuAghAuNwABM:4e19pm7pCuCt6+w

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4452	4380	WerFault.exe	84

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 1444 wrote to memory of 4380	1444	rundll32.exe	84
PID 1444 wrote to memory of 4380	1444	rundll32.exe	84
PID 1444 wrote to memory of 4380	1444	rundll32.exe	84

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\lua51.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1444
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\lua51.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4380
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4380 -s 604
    3⤵
    - Program crash
    PID:4452

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 4380 -ip 4380
1⤵
PID:1212

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

Windows 7 deprecation

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