68c92e5f5254abea16f987ef979f149efc1feaf0cf185a1ef5cafc10d7d37df1

Analysis

max time kernel
105s
max time network
137s
platform
windows10-2004_x64
resource
win10v2004-20250314-en
resource tags

arch:x64arch:x86image:win10v2004-20250314-enlocale:en-usos:windows10-2004-x64system
submitted
28/03/2025, 10:31

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

lua51.dll
Size

413KB
MD5

2f0394640486f2ac8dfb23ee05f904a9
SHA1

63b5af9791a1feebafd0be67f2a33391025bc887
SHA256

012e772e3c72c5f500aab86e78e99afff222bdc8d914bc32bb244ade03d5a486
SHA512

af1c033162b75b4fbd28fc8ea33f264aab116dab0054ee6beaf899b23eac65aaf0303825f9e133ba7645f2f9421d5586a841e34e14c196c2c0b7e74e43821b05
SSDEEP

6144:rQfFVKb26ouykP5eNASsJtQ9Se0mTdXyR/XcL3UL106wDo9ZOF+63DGl/jQI1L:rsF8b26XyvNAHJW9hXdXu/ML3UGyl/0M

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
5380	1612	WerFault.exe	87

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 3464 wrote to memory of 1612	3464	rundll32.exe	87
PID 3464 wrote to memory of 1612	3464	rundll32.exe	87
PID 3464 wrote to memory of 1612	3464	rundll32.exe	87

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\lua51.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3464
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\lua51.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:1612
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1612 -s 600
    3⤵
    - Program crash
    PID:5380

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 1612 -ip 1612
1⤵
PID:5928

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

Replay Monitor

Loading Replay Monitor...

Downloads

memory/1612-0-0x0000000066F80000-0x0000000066FEC000-memory.dmp

Filesize
432KB

Download