b92e1ee2bfeb614cbc96df222bd9dd085ce48185e350b5fd6d85d681897ff454

Analysis

max time kernel
148s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
30/09/2024, 09:24

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General

Target

$PLUGINSDIR/StartMenu.dll
Size

6KB
MD5

c6ca47bb4198f483c8b31fd90b779acb
SHA1

ea9024cb535fd5471f30d27b22318b59cb4d31f6
SHA256

f90ebff31051802116def3349310f9b0e3dbee0f0236d54f364149e1feb186bc
SHA512

b761b4ae89ecf15edadb3015fe0d3012048f1480b84ec8d30997c128e210818d0da9c7ec75de9efe8e1e08f84501c314a32c109f4ff1e8adca2cec5a73fab7db
SSDEEP

96:z1C0Qaep2wbE+WH1/FMXF6CGQhFzK1KQ5FnhElMmV4d:Vep2w5k/FyEttgN

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2784	4844	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 2236 wrote to memory of 4844	2236	rundll32.exe	81
PID 2236 wrote to memory of 4844	2236	rundll32.exe	81
PID 2236 wrote to memory of 4844	2236	rundll32.exe	81

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\StartMenu.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2236
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\StartMenu.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4844
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4844 -s 600
    3⤵
    - Program crash
    PID:2784

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 360 -p 4844 -ip 4844
1⤵
PID:392

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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