e4c54831495a2717c6a8e1f6a67ae17f4b46e23a8d21836deb61dbff0b2256cd | Triage

Analysis

max time kernel
142s
max time network
129s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
09/01/2024, 18:57

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General

Target

RCX/RCXDraw.dll
Size

262KB
MD5

703082d971ebdd858c62417b7879806b
SHA1

4495b7ac01eda2838b2978e7c2d7564ed8a9e5ed
SHA256

f2389bd0a710441390c20212baa932c3073cb13e62073971e778bf45aed4ebaf
SHA512

8d0b7bae60de997eb7f1340a3965b87da59f458675b9cd05b79b67c2c57f240676d38ed2a9a7d2ee346a4c99f5a8854b17c7080ccfdd1ee7ac7d421023f2e78f
SSDEEP

6144:kvgxXK9kTR91fFSegTD0H9d7gFK5W5FqBG90E:kvKTL9F7gKEKKqw90E

Score

3^/10

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2252	2632	WerFault.exe	28

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2832 wrote to memory of 2632	2832	rundll32.exe	28
PID 2832 wrote to memory of 2632	2832	rundll32.exe	28
PID 2832 wrote to memory of 2632	2832	rundll32.exe	28
PID 2832 wrote to memory of 2632	2832	rundll32.exe	28
PID 2832 wrote to memory of 2632	2832	rundll32.exe	28
PID 2832 wrote to memory of 2632	2832	rundll32.exe	28
PID 2832 wrote to memory of 2632	2832	rundll32.exe	28
PID 2632 wrote to memory of 2252	2632	rundll32.exe	29
PID 2632 wrote to memory of 2252	2632	rundll32.exe	29
PID 2632 wrote to memory of 2252	2632	rundll32.exe	29
PID 2632 wrote to memory of 2252	2632	rundll32.exe	29

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\RCX\RCXDraw.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2832
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\RCX\RCXDraw.dll,#1
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2632
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2632 -s 240
    3⤵
    - Program crash
    PID:2252

Network

MITRE ATT&CK Matrix

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Downloads

memory/2632-1-0x0000000010000000-0x00000000103AB000-memory.dmp

Filesize
3.7MB

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memory/2632-0-0x0000000010000000-0x00000000103AB000-memory.dmp

Filesize
3.7MB

Download