707c2e42a80f88f5dcaaf1bd63b2e93dd4503eaf4a6fd497c5d4cc6de3b16255

General

Target

Ulpack (1).rar
Size

3.2MB
MD5

154bd809bd02c3b4fbd05d7511368da1
SHA1

37916e2931143a9174c290388104876395eac823
SHA256

707c2e42a80f88f5dcaaf1bd63b2e93dd4503eaf4a6fd497c5d4cc6de3b16255
SHA512

18e2e58e5496a499e4a7d69a347fda4eb437b757ad8f4767f861ecfbbd22d0f070efd36249af43addbb45755e514f9449966abaa9c6f78a536f4f74f6e24913a
SSDEEP

98304:45HWD5p/hwYMtYtzz/3+kvPRAvh4pfBjD:452V0Ynzz/rvPRApGD

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-1-5-21-3434294380-2554721341-1919518612-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3434294380-2554721341-1919518612-1000_Classes\Local Settings	rundll32.exe

Suspicious behavior: AddClipboardFormatListener 1 IoCs

pid	Process
1540	vlc.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
1540	vlc.exe

Suspicious use of FindShellTrayWindow 8 IoCs

pid	Process
1540	vlc.exe
1540	vlc.exe
1540	vlc.exe
1540	vlc.exe
1540	vlc.exe
1540	vlc.exe
1540	vlc.exe
1540	vlc.exe

Suspicious use of SendNotifyMessage 7 IoCs

pid	Process
1540	vlc.exe
1540	vlc.exe
1540	vlc.exe
1540	vlc.exe
1540	vlc.exe
1540	vlc.exe
1540	vlc.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1540	vlc.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 2716 wrote to memory of 1744	2716	cmd.exe	31
PID 2716 wrote to memory of 1744	2716	cmd.exe	31
PID 2716 wrote to memory of 1744	2716	cmd.exe	31
PID 1744 wrote to memory of 2908	1744	rundll32.exe	33
PID 1744 wrote to memory of 2908	1744	rundll32.exe	33
PID 1744 wrote to memory of 2908	1744	rundll32.exe	33
PID 2908 wrote to memory of 1540	2908	rundll32.exe	35
PID 2908 wrote to memory of 1540	2908	rundll32.exe	35
PID 2908 wrote to memory of 1540	2908	rundll32.exe	35

C:\Windows\system32\cmd.exe
cmd /c "C:\Users\Admin\AppData\Local\Temp\Ulpack (1).rar"
1⤵
- Suspicious use of WriteProcessMemory
PID:2716
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\Ulpack (1).rar
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:1744
- - C:\Windows\system32\rundll32.exe
    "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\Ulpack (1).rar
    3⤵
    - Modifies registry class
    - Suspicious use of WriteProcessMemory
    PID:2908
  - - C:\Program Files\VideoLAN\VLC\vlc.exe
      "C:\Program Files\VideoLAN\VLC\vlc.exe" --started-from-file "C:\Users\Admin\AppData\Local\Temp\Ulpack (1).rar"
      4⤵
      Suspicious behavior: AddClipboardFormatListener
      Suspicious behavior: GetForegroundWindowSpam
      Suspicious use of FindShellTrayWindow
      Suspicious use of SendNotifyMessage
      Suspicious use of SetWindowsHookEx
      PID:1540

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1540-29-0x000000013F900000-0x000000013F9F8000-memory.dmp

Filesize
992KB

Download
memory/1540-30-0x000007FEF5160000-0x000007FEF5194000-memory.dmp

Filesize
208KB

Download
memory/1540-32-0x000007FEFABE0000-0x000007FEFABF8000-memory.dmp

Filesize
96KB

Download
memory/1540-33-0x000007FEF74B0000-0x000007FEF74C7000-memory.dmp

Filesize
92KB

Download
memory/1540-31-0x000007FEF4EA0000-0x000007FEF5156000-memory.dmp

Filesize
2.7MB

Download
memory/1540-34-0x000007FEF6300000-0x000007FEF6311000-memory.dmp

Filesize
68KB

Download
memory/1540-35-0x000007FEF4D50000-0x000007FEF4D67000-memory.dmp

Filesize
92KB

Download
memory/1540-36-0x000007FEF4D30000-0x000007FEF4D41000-memory.dmp

Filesize
68KB

Download
memory/1540-37-0x000007FEF4D10000-0x000007FEF4D2D000-memory.dmp

Filesize
116KB

Download
memory/1540-38-0x000007FEF4CF0000-0x000007FEF4D01000-memory.dmp

Filesize
68KB

Download
memory/1540-40-0x000007FEF3A30000-0x000007FEF3C3B000-memory.dmp

Filesize
2.0MB

Download
memory/1540-39-0x000007FEF3C40000-0x000007FEF4CF0000-memory.dmp

Filesize
16.7MB

Download
memory/1540-41-0x000007FEF39E0000-0x000007FEF3A21000-memory.dmp

Filesize
260KB

Download
memory/1540-42-0x000007FEF39B0000-0x000007FEF39D1000-memory.dmp

Filesize
132KB

Download
memory/1540-43-0x000007FEF3990000-0x000007FEF39A8000-memory.dmp

Filesize
96KB

Download
memory/1540-44-0x000007FEF3970000-0x000007FEF3981000-memory.dmp

Filesize
68KB

Download
memory/1540-45-0x000007FEF3950000-0x000007FEF3961000-memory.dmp

Filesize
68KB

Download
memory/1540-46-0x000007FEF3930000-0x000007FEF3941000-memory.dmp

Filesize
68KB

Download
memory/1540-47-0x000007FEF3910000-0x000007FEF392B000-memory.dmp

Filesize
108KB

Download
memory/1540-48-0x000007FEF38F0000-0x000007FEF3901000-memory.dmp

Filesize
68KB

Download
memory/1540-49-0x000007FEF38D0000-0x000007FEF38E8000-memory.dmp

Filesize
96KB

Download
memory/1540-50-0x000007FEF38A0000-0x000007FEF38D0000-memory.dmp

Filesize
192KB

Download
memory/1540-51-0x000007FEF3830000-0x000007FEF3897000-memory.dmp

Filesize
412KB

Download
memory/1540-55-0x000007FEF3700000-0x000007FEF3728000-memory.dmp

Filesize
160KB

Download
memory/1540-56-0x000007FEF36D0000-0x000007FEF36F4000-memory.dmp

Filesize
144KB

Download
memory/1540-54-0x000007FEF3730000-0x000007FEF3787000-memory.dmp

Filesize
348KB

Download
memory/1540-53-0x000007FEF3790000-0x000007FEF37A1000-memory.dmp

Filesize
68KB

Download
memory/1540-57-0x000007FEF36B0000-0x000007FEF36C8000-memory.dmp

Filesize
96KB

Download
memory/1540-52-0x000007FEF37B0000-0x000007FEF382C000-memory.dmp

Filesize
496KB

Download
memory/1540-59-0x000007FEF3660000-0x000007FEF3671000-memory.dmp

Filesize
68KB

Download
memory/1540-58-0x000007FEF3680000-0x000007FEF36A3000-memory.dmp

Filesize
140KB

Download
memory/1540-60-0x000007FEF3640000-0x000007FEF3652000-memory.dmp

Filesize
72KB

Download

Analysis

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