2209c814dc6a6b816da0cea289d1a4372ba3cdc9022e1646df4bc9aa176d94a1

Analysis

max time kernel
42s
max time network
47s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
05/02/2023, 21:02

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General

Target

NewVersionUnlimited.rar
Size

21.7MB
MD5

6ef3469138563818b888c048cf2ed68c
SHA1

f8bc070e6ad6af9589b822464541ebbf604baae5
SHA256

2209c814dc6a6b816da0cea289d1a4372ba3cdc9022e1646df4bc9aa176d94a1
SHA512

ba9855dc7c68984a5bdd5d630010009b59d768854987978155c3de6e84248ca7a2464ea60aecca3770f5b073753cba75c57a52238ac1ea7654cb621d40c73c58
SSDEEP

393216:5UAmxxK9DC1sj81aLVOI8rKDMHgwkCsDRnXdtMIPMqk9YRuBgjZL:5Urx4Rl8498XRklVXtogR

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-1-5-21-3845472200-3839195424-595303356-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\MuiCache	rundll32.exe

Suspicious behavior: AddClipboardFormatListener 1 IoCs

pid	Process
1796	vlc.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
1796	vlc.exe

Suspicious use of FindShellTrayWindow 9 IoCs

pid	Process
1796	vlc.exe
1796	vlc.exe
1796	vlc.exe
1796	vlc.exe
1796	vlc.exe
1796	vlc.exe
1796	vlc.exe
1796	vlc.exe
1796	vlc.exe

Suspicious use of SendNotifyMessage 8 IoCs

pid	Process
1796	vlc.exe
1796	vlc.exe
1796	vlc.exe
1796	vlc.exe
1796	vlc.exe
1796	vlc.exe
1796	vlc.exe
1796	vlc.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1796	vlc.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1044 wrote to memory of 1772	1044	cmd.exe	29
PID 1044 wrote to memory of 1772	1044	cmd.exe	29
PID 1044 wrote to memory of 1772	1044	cmd.exe	29
PID 1772 wrote to memory of 1796	1772	rundll32.exe	30
PID 1772 wrote to memory of 1796	1772	rundll32.exe	30
PID 1772 wrote to memory of 1796	1772	rundll32.exe	30

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\NewVersionUnlimited.rar
1⤵
- Suspicious use of WriteProcessMemory
PID:1044
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\NewVersionUnlimited.rar
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:1772
- - C:\Program Files\VideoLAN\VLC\vlc.exe
    "C:\Program Files\VideoLAN\VLC\vlc.exe" --started-from-file "C:\Users\Admin\AppData\Local\Temp\NewVersionUnlimited.rar"
    3⤵
    - Suspicious behavior: AddClipboardFormatListener
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of FindShellTrayWindow
    - Suspicious use of SendNotifyMessage
    - Suspicious use of SetWindowsHookEx
    PID:1796

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/1044-54-0x000007FEFBD21000-0x000007FEFBD23000-memory.dmp

Filesize
8KB

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