3ecc7cb0d0c4d0509df3506fe19199daf409011d24c2163eb035919cfd3f1b85

Analysis

max time kernel
144s
max time network
123s
platform
windows7_x64
resource
win7-20240705-en
resource tags

arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
submitted
14-08-2024 01:15

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General

Target

unl.rar
Size

4.4MB
MD5

6ba19488c35123fc1e3973361bb1dd42
SHA1

7916a608fd178d83b94718b78a4d841157f5f831
SHA256

3ecc7cb0d0c4d0509df3506fe19199daf409011d24c2163eb035919cfd3f1b85
SHA512

14928e3b249f66a8b49c4afb11715b1e0921f0e7aba6449865a00ecb9e0a8cddf7bc6b6b56a0d984ec4018096e75a0b2d4a0f016de0201fdde6cb48829ecd143
SSDEEP

98304:E6amRFwnveHxouhYhVk9cF7i+xW12fVyxUt21KZ0CmOv8dfEtYItW5zhmEI:E6JBHxodhVMcF7ikWOm+Z0C30ds5eVmt

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-1-5-21-3502430532-24693940-2469786940-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3502430532-24693940-2469786940-1000_Classes\Local Settings	rundll32.exe

Suspicious behavior: AddClipboardFormatListener 1 IoCs

pid	Process
1004	vlc.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
1004	vlc.exe

Suspicious use of FindShellTrayWindow 64 IoCs

pid	Process
2848	rundll32.exe
2848	rundll32.exe
2848	rundll32.exe
2848	rundll32.exe
2848	rundll32.exe
2848	rundll32.exe
2848	rundll32.exe
2848	rundll32.exe
2848	rundll32.exe
2848	rundll32.exe
2848	rundll32.exe
2848	rundll32.exe
2848	rundll32.exe
2848	rundll32.exe
2848	rundll32.exe
2848	rundll32.exe
2848	rundll32.exe
2848	rundll32.exe
2848	rundll32.exe
2848	rundll32.exe
2848	rundll32.exe
2848	rundll32.exe
2848	rundll32.exe
2848	rundll32.exe
2848	rundll32.exe
2848	rundll32.exe
2848	rundll32.exe
2848	rundll32.exe
2848	rundll32.exe
2848	rundll32.exe
2848	rundll32.exe
2848	rundll32.exe
2848	rundll32.exe
2848	rundll32.exe
2848	rundll32.exe
2848	rundll32.exe
2848	rundll32.exe
2848	rundll32.exe
2848	rundll32.exe
2848	rundll32.exe
2848	rundll32.exe
2848	rundll32.exe
2848	rundll32.exe
2848	rundll32.exe
2848	rundll32.exe
2848	rundll32.exe
2848	rundll32.exe
2848	rundll32.exe
2848	rundll32.exe
2848	rundll32.exe
2848	rundll32.exe
2848	rundll32.exe
2848	rundll32.exe
2848	rundll32.exe
2848	rundll32.exe
2848	rundll32.exe
2848	rundll32.exe
2848	rundll32.exe
2848	rundll32.exe
2848	rundll32.exe
2848	rundll32.exe
2848	rundll32.exe
2848	rundll32.exe
2848	rundll32.exe

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
1004	vlc.exe
1004	vlc.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1004	vlc.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 3064 wrote to memory of 2848	3064	cmd.exe	31
PID 3064 wrote to memory of 2848	3064	cmd.exe	31
PID 3064 wrote to memory of 2848	3064	cmd.exe	31
PID 2848 wrote to memory of 324	2848	rundll32.exe	32
PID 2848 wrote to memory of 324	2848	rundll32.exe	32
PID 2848 wrote to memory of 324	2848	rundll32.exe	32
PID 324 wrote to memory of 1004	324	rundll32.exe	34
PID 324 wrote to memory of 1004	324	rundll32.exe	34
PID 324 wrote to memory of 1004	324	rundll32.exe	34

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\unl.rar
1⤵
- Suspicious use of WriteProcessMemory
PID:3064
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\unl.rar
  2⤵
  - Modifies registry class
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of WriteProcessMemory
  PID:2848
- - C:\Windows\system32\rundll32.exe
    "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\unl.rar
    3⤵
    - Modifies registry class
    - Suspicious use of WriteProcessMemory
    PID:324
  - - C:\Program Files\VideoLAN\VLC\vlc.exe
      "C:\Program Files\VideoLAN\VLC\vlc.exe" --started-from-file "C:\Users\Admin\AppData\Local\Temp\unl.rar"
      4⤵
      Suspicious behavior: AddClipboardFormatListener
      Suspicious behavior: GetForegroundWindowSpam
      Suspicious use of SendNotifyMessage
      Suspicious use of SetWindowsHookEx
      PID:1004

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/1004-24-0x000000013F620000-0x000000013F718000-memory.dmp

Filesize
992KB

Download
memory/1004-25-0x000007FEFACB0000-0x000007FEFACE4000-memory.dmp

Filesize
208KB

Download
memory/1004-27-0x000007FEFAD30000-0x000007FEFAD48000-memory.dmp

Filesize
96KB

Download
memory/1004-32-0x000007FEFA950000-0x000007FEFA96D000-memory.dmp

Filesize
116KB

Download
memory/1004-33-0x000007FEF7720000-0x000007FEF7731000-memory.dmp

Filesize
68KB

Download
memory/1004-31-0x000007FEFA970000-0x000007FEFA981000-memory.dmp

Filesize
68KB

Download
memory/1004-30-0x000007FEFA990000-0x000007FEFA9A7000-memory.dmp

Filesize
92KB

Download
memory/1004-29-0x000007FEFA9B0000-0x000007FEFA9C1000-memory.dmp

Filesize
68KB

Download
memory/1004-26-0x000007FEF6190000-0x000007FEF6446000-memory.dmp

Filesize
2.7MB

Download
memory/1004-28-0x000007FEFA9D0000-0x000007FEFA9E7000-memory.dmp

Filesize
92KB

Download
memory/1004-34-0x000007FEF5F80000-0x000007FEF618B000-memory.dmp

Filesize
2.0MB

Download
memory/1004-36-0x000007FEF76D0000-0x000007FEF7711000-memory.dmp

Filesize
260KB

Download
memory/1004-37-0x000007FEF6A60000-0x000007FEF6A81000-memory.dmp

Filesize
132KB

Download
memory/1004-38-0x000007FEF6EC0000-0x000007FEF6ED8000-memory.dmp

Filesize
96KB

Download
memory/1004-43-0x000007FEF69C0000-0x000007FEF69D1000-memory.dmp

Filesize
68KB

Download
memory/1004-45-0x000007FEF6970000-0x000007FEF69A0000-memory.dmp

Filesize
192KB

Download
memory/1004-35-0x000007FEF4730000-0x000007FEF57E0000-memory.dmp

Filesize
16.7MB

Download
memory/1004-56-0x000007FEF21B0000-0x000007FEF21C7000-memory.dmp

Filesize
92KB

Download
memory/1004-55-0x000007FEF5DD0000-0x000007FEF5DE2000-memory.dmp

Filesize
72KB

Download
memory/1004-54-0x000007FEF5DF0000-0x000007FEF5E01000-memory.dmp

Filesize
68KB

Download
memory/1004-53-0x000007FEF5E10000-0x000007FEF5E33000-memory.dmp

Filesize
140KB

Download
memory/1004-51-0x000007FEF5E40000-0x000007FEF5E64000-memory.dmp

Filesize
144KB

Download
memory/1004-50-0x000007FEF5E70000-0x000007FEF5E98000-memory.dmp

Filesize
160KB

Download
memory/1004-49-0x000007FEF5EA0000-0x000007FEF5EF7000-memory.dmp

Filesize
348KB

Download
memory/1004-48-0x000007FEF68E0000-0x000007FEF68F1000-memory.dmp

Filesize
68KB

Download
memory/1004-47-0x000007FEF5F00000-0x000007FEF5F7C000-memory.dmp

Filesize
496KB

Download
memory/1004-52-0x000007FEF6490000-0x000007FEF64A8000-memory.dmp

Filesize
96KB

Download
memory/1004-46-0x000007FEF6900000-0x000007FEF6967000-memory.dmp

Filesize
412KB

Download
memory/1004-44-0x000007FEF69A0000-0x000007FEF69B8000-memory.dmp

Filesize
96KB

Download
memory/1004-42-0x000007FEF69E0000-0x000007FEF69FB000-memory.dmp

Filesize
108KB

Download
memory/1004-41-0x000007FEF6A00000-0x000007FEF6A11000-memory.dmp

Filesize
68KB

Download
memory/1004-40-0x000007FEF6A20000-0x000007FEF6A31000-memory.dmp

Filesize
68KB

Download
memory/1004-39-0x000007FEF6A40000-0x000007FEF6A51000-memory.dmp

Filesize
68KB

Download