721582ffe4abce8f7488a3b31c4c948b8ba9f439065437c6c9bd1c950f9446b9

Resubmissions

17/01/2025, 13:15

250117-qhg8vsypcz 4

17/01/2025, 11:29

250117-nlw53swmar 4

09/01/2025, 21:28

250109-1bc1ns1qgt 4

05/01/2025, 19:25

250105-x44gjstlew 10

Analysis

max time kernel
117s
max time network
123s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
09/01/2025, 21:28

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General

Target

d3dcompiler_47.dll
Size

3.5MB
MD5

9e490be9553d7de01682f5a2c2e8bec0
SHA1

1f557e13df328157b97b8cfa52808bbca965e395
SHA256

05e9e70ece4e810f163a22232b73d366f18dde3496bcef8fc556ec71c704ef72
SHA512

726fd19808376a46e99f14546dad2ed8ebfe0d39dcfefbb7022012436a169164c62393a455748e251e27e0f14fa945ffb27904fc4a9aa5b397e489c544fac65e
SSDEEP

49152:OjmJAksRXmBNgC9ITPPE8WHmy0HRZ+kyOzDJn5c5v5H3pqC23u6q+25omPEyXzj4:Oy2Ckrj+kyOv2MJ+6q8kbqS/A7

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3028	2808	WerFault.exe	30

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 2808	2780	rundll32.exe	30
PID 2780 wrote to memory of 2808	2780	rundll32.exe	30
PID 2780 wrote to memory of 2808	2780	rundll32.exe	30
PID 2780 wrote to memory of 2808	2780	rundll32.exe	30
PID 2780 wrote to memory of 2808	2780	rundll32.exe	30
PID 2780 wrote to memory of 2808	2780	rundll32.exe	30
PID 2780 wrote to memory of 2808	2780	rundll32.exe	30
PID 2808 wrote to memory of 3028	2808	rundll32.exe	31
PID 2808 wrote to memory of 3028	2808	rundll32.exe	31
PID 2808 wrote to memory of 3028	2808	rundll32.exe	31
PID 2808 wrote to memory of 3028	2808	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\d3dcompiler_47.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2780
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\d3dcompiler_47.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2808
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2808 -s 220
    3⤵
    - Program crash
    PID:3028

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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