dbdd38479854515348488b9bbc94698710b2edf2245bef0ad15defce1d9f4580

Analysis

max time kernel
24s
max time network
52s
platform
windows7_x64
resource
win7-20220901-en
resource tags

arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
submitted
14-09-2022 02:26

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General

Target

12551/NOISE_FULL_B_24/data.rar
Size

214.2MB
MD5

341a628a0afb82cfb5f771aba4420b68
SHA1

3750aabeaa6c511fb53ea8888114eb35eb308aa1
SHA256

9a5f2d2cf7d3e7bf3d6fb245ef101a8f5a30401f1621743e23b75f81b6483049
SHA512

5a7bf209ef451d12eb16af884e457426ed85eb4bbf6ffb979843d5782f1beb30bb0e97f3395642c6b32ba6727c3185bad99fe8377f6f6386eaaf1258254d5bc9
SSDEEP

6291456:XEloGyyZiBmY1qwYmOhYe/wMX65xrqmCGclcUs:byZSmYqwnNe/wpXOLs

Score

3^/10

Malware Config

Signatures

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

System Information Discovery
T1082

Modifies registry class 2 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\MuiCache	rundll32.exe

Suspicious behavior: AddClipboardFormatListener 1 IoCs

pid	Process
1168	vlc.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
1168	vlc.exe

Suspicious use of FindShellTrayWindow 16 IoCs

pid	Process
1168	vlc.exe
1168	vlc.exe
1168	vlc.exe
1168	vlc.exe
1168	vlc.exe
1168	vlc.exe
1168	vlc.exe
1168	vlc.exe
1168	vlc.exe
1168	vlc.exe
1168	vlc.exe
1168	vlc.exe
1168	vlc.exe
1168	vlc.exe
1168	vlc.exe
1168	vlc.exe

Suspicious use of SendNotifyMessage 15 IoCs

pid	Process
1168	vlc.exe
1168	vlc.exe
1168	vlc.exe
1168	vlc.exe
1168	vlc.exe
1168	vlc.exe
1168	vlc.exe
1168	vlc.exe
1168	vlc.exe
1168	vlc.exe
1168	vlc.exe
1168	vlc.exe
1168	vlc.exe
1168	vlc.exe
1168	vlc.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1168	vlc.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1048 wrote to memory of 1864	1048	cmd.exe	28
PID 1048 wrote to memory of 1864	1048	cmd.exe	28
PID 1048 wrote to memory of 1864	1048	cmd.exe	28
PID 1864 wrote to memory of 1168	1864	rundll32.exe	29
PID 1864 wrote to memory of 1168	1864	rundll32.exe	29
PID 1864 wrote to memory of 1168	1864	rundll32.exe	29

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\12551\NOISE_FULL_B_24\data.rar
1⤵
- Suspicious use of WriteProcessMemory
PID:1048
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\12551\NOISE_FULL_B_24\data.rar
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:1864
- - C:\Program Files\VideoLAN\VLC\vlc.exe
    "C:\Program Files\VideoLAN\VLC\vlc.exe" --started-from-file "C:\Users\Admin\AppData\Local\Temp\12551\NOISE_FULL_B_24\data.rar"
    3⤵
    - Suspicious behavior: AddClipboardFormatListener
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of FindShellTrayWindow
    - Suspicious use of SendNotifyMessage
    - Suspicious use of SetWindowsHookEx
    PID:1168

Network

MITRE ATT&CK Enterprise v6

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/1048-54-0x000007FEFB771000-0x000007FEFB773000-memory.dmp

Filesize
8KB

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