95dbd294f511335bb0b368c487abe48e8d72aa4b165cba94d32cef71a5e46916

Analysis

max time kernel
1498s
max time network
1471s
platform
windows11-21h2_x64
resource
win11-20240802-en
resource tags

arch:x64arch:x86image:win11-20240802-enlocale:en-usos:windows11-21h2-x64system
submitted
21-08-2024 19:34

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General

Target

$PLUGINSDIR/System.dll
Size

10KB
MD5

0ff5120f1afd0f295c2baa0f7192d3f8
SHA1

bde842d5d11005dcb4ff1d4ea97da31865477697
SHA256

4ca5bf1beb4b802914c4d3e2f37861f6ba5ecf969cfeadf5855edf58f647a721
SHA512

e049ffd7aace8d136eee007ee4f8dbc2ae8f3dce79d1c633d9654392240f8215787df8a6d08085257db51f28ff2a8023a13333dda3ea7f9bdc8b9c57b605f0a0
SSDEEP

192:Xv+cJZE61KRWJQO6tFiUdK7ckD4k7l1XRBm0w+NiHi1nSJ:Xf6rtFRdbQ1W+fn8

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1104	4340	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 556 wrote to memory of 4340	556	rundll32.exe	81
PID 556 wrote to memory of 4340	556	rundll32.exe	81
PID 556 wrote to memory of 4340	556	rundll32.exe	81

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:556
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4340
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4340 -s 460
    3⤵
    - Program crash
    PID:1104

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4340 -ip 4340
1⤵
PID:2828

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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