28327d9e90781c714d6951c767b3fa88396048b81178e9b691ab8edef0e59cf7

Analysis

max time kernel
119s
max time network
123s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
05-01-2025 12:15

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General

Target

bin/d3dcompiler_43.dll
Size

2.0MB
MD5

1c9b45e87528b8bb8cfa884ea0099a85
SHA1

98be17e1d324790a5b206e1ea1cc4e64fbe21240
SHA256

2f23182ec6f4889397ac4bf03d62536136c5bdba825c7d2c4ef08c827f3a8a1c
SHA512

b76d780810e8617b80331b4ad56e9c753652af2e55b66795f7a7d67d6afcec5ef00d120d9b2c64126309076d8169239a721ae8b34784b639b3a3e2bf50d6ee34
SSDEEP

49152:DpX9JVeE9HP6Zpy9KyhMI50Du8LljslNsHSHFUq9OiapbbO5Akb:H3P9HP6Zpy9KyhMI50Du8LljslNsyHiS

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2764	2836	WerFault.exe	31

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 11 IoCs

description	pid	Process	procid_target
PID 2780 wrote to memory of 2836	2780	rundll32.exe	31
PID 2780 wrote to memory of 2836	2780	rundll32.exe	31
PID 2780 wrote to memory of 2836	2780	rundll32.exe	31
PID 2780 wrote to memory of 2836	2780	rundll32.exe	31
PID 2780 wrote to memory of 2836	2780	rundll32.exe	31
PID 2780 wrote to memory of 2836	2780	rundll32.exe	31
PID 2780 wrote to memory of 2836	2780	rundll32.exe	31
PID 2836 wrote to memory of 2764	2836	rundll32.exe	32
PID 2836 wrote to memory of 2764	2836	rundll32.exe	32
PID 2836 wrote to memory of 2764	2836	rundll32.exe	32
PID 2836 wrote to memory of 2764	2836	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\bin\d3dcompiler_43.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2780
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\bin\d3dcompiler_43.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2836
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2836 -s 220
    3⤵
    - Program crash
    PID:2764

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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