cdf7704604f602522cabff38f75509469d80e53cd8f9a716d1c4faa02bd36851

Analysis

max time kernel
147s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
20-11-2024 01:26

Target

x64/libvlc.dll
Size

172KB
MD5

96214b94b796bffc48d63289854ae5a2
SHA1

383bde4b3a861d47794aa4f03479a48c10a644dd
SHA256

528c416cfb4813ee5f1da52743ef4adb20043171230098b27e25d1dd90e3f288
SHA512

5243dd7153793ae33c3a25f2a92579c4e31813545680de9a0abab36e61d42655db4796a6f47606b47d6dce0d3f47754fd29fbfd18b973b029df0c543915750f3
SSDEEP

3072:mZ6EqHx7iXIb/WmRJKn9llPMBq4tNyupwPU0sG0:mZ6E+x7iYiiMn9llP8q4tNyuusc0

Score

3^/10

discovery

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

3432 3484 WerFault.exe rundll32.exe
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

Processes:

rundll32.exe

description ioc process

Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language rundll32.exe

pid	pid_target	process	target process
3432	3484	WerFault.exe	rundll32.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

rundll32.exe

description	pid	process	target process
PID 1636 wrote to memory of 3484	1636	rundll32.exe	rundll32.exe
PID 1636 wrote to memory of 3484	1636	rundll32.exe	rundll32.exe
PID 1636 wrote to memory of 3484	1636	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\x64\libvlc.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1636
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\x64\libvlc.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3484
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3484 -s 660
    3⤵
    - Program crash
    PID:3432

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 184 -p 3484 -ip 3484
1⤵
PID:3748

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

System Language Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

memory/3484-0-0x0000000075440000-0x000000007546F000-memory.dmp

Filesize
188KB

Download
memory/3484-1-0x00000000751A0000-0x0000000075435000-memory.dmp

Filesize
2.6MB

Download