05b275242ff8971efd6790a21e95f45c9e815c56cc29d08ff928ddd67e15894e

Analysis

max time kernel
122s
max time network
123s
platform
windows7_x64
resource
win7-20240705-en
resource tags

arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
submitted
06/08/2024, 19:21

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General

Target

Replaced.rar
Size

24.5MB
MD5

fd321c6a7ee980823382349a48aba253
SHA1

8b5e7c7cd5ca3fd1c3bb1817f589256e79659850
SHA256

05b275242ff8971efd6790a21e95f45c9e815c56cc29d08ff928ddd67e15894e
SHA512

fca779a444fcbc26f34858b8ca0da7f92b3df8b57ab60224df8a5234f650fe48a3f37fa9e865602c32310da9c2777fa53c17d2f5749aef872734af39a4ff341a
SSDEEP

786432:3NcR3t9LD/4uuHgdP4ySSYP7OMTDyDplevAU:3Ne9xuHgNkTDgkvd

Score

3^/10

Malware Config

Signatures

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Modifies registry class 2 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-1385883288-3042840365-2734249351-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1385883288-3042840365-2734249351-1000_Classes\Local Settings	rundll32.exe

Suspicious behavior: AddClipboardFormatListener 1 IoCs

pid	Process
3060	vlc.exe

Suspicious behavior: GetForegroundWindowSpam 2 IoCs

pid	Process
2120	rundll32.exe
3060	vlc.exe

Suspicious use of FindShellTrayWindow 9 IoCs

pid	Process
3060	vlc.exe
3060	vlc.exe
3060	vlc.exe
3060	vlc.exe
3060	vlc.exe
3060	vlc.exe
3060	vlc.exe
3060	vlc.exe
3060	vlc.exe

Suspicious use of SendNotifyMessage 8 IoCs

pid	Process
3060	vlc.exe
3060	vlc.exe
3060	vlc.exe
3060	vlc.exe
3060	vlc.exe
3060	vlc.exe
3060	vlc.exe
3060	vlc.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
3060	vlc.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 2316 wrote to memory of 2120	2316	cmd.exe	31
PID 2316 wrote to memory of 2120	2316	cmd.exe	31
PID 2316 wrote to memory of 2120	2316	cmd.exe	31
PID 2120 wrote to memory of 2680	2120	rundll32.exe	33
PID 2120 wrote to memory of 2680	2120	rundll32.exe	33
PID 2120 wrote to memory of 2680	2120	rundll32.exe	33
PID 2680 wrote to memory of 3060	2680	rundll32.exe	35
PID 2680 wrote to memory of 3060	2680	rundll32.exe	35
PID 2680 wrote to memory of 3060	2680	rundll32.exe	35

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\Replaced.rar
1⤵
- Suspicious use of WriteProcessMemory
PID:2316
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\Replaced.rar
  2⤵
  - Modifies registry class
  - Suspicious behavior: GetForegroundWindowSpam
  - Suspicious use of WriteProcessMemory
  PID:2120
- - C:\Windows\system32\rundll32.exe
    "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\Replaced.rar
    3⤵
    - Modifies registry class
    - Suspicious use of WriteProcessMemory
    PID:2680
  - - C:\Program Files\VideoLAN\VLC\vlc.exe
      "C:\Program Files\VideoLAN\VLC\vlc.exe" --started-from-file "C:\Users\Admin\AppData\Local\Temp\Replaced.rar"
      4⤵
      Suspicious behavior: AddClipboardFormatListener
      Suspicious behavior: GetForegroundWindowSpam
      Suspicious use of FindShellTrayWindow
      Suspicious use of SendNotifyMessage
      Suspicious use of SetWindowsHookEx
      PID:3060

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/3060-42-0x000007FEF5AD0000-0x000007FEF5B04000-memory.dmp

Filesize
208KB

Download
memory/3060-41-0x000000013F7E0000-0x000000013F8D8000-memory.dmp

Filesize
992KB

Download
memory/3060-43-0x000007FEF5810000-0x000007FEF5AC6000-memory.dmp

Filesize
2.7MB

Download
memory/3060-44-0x000007FEF4570000-0x000007FEF5620000-memory.dmp

Filesize
16.7MB

Download