dd9ad31bc03842e1c870a24d7ab9080659a53044a984676fbb8a7e8f81516478

Analysis

max time kernel
120s
max time network
127s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
09/10/2024, 15:54

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General

Target

ACT_OF-19.rar
Size

10.1MB
MD5

470b6df4653256e75119c058c9b320e2
SHA1

9cf5ab9bf9c5d1891b90a1e3fab77b86a39af55f
SHA256

dd9ad31bc03842e1c870a24d7ab9080659a53044a984676fbb8a7e8f81516478
SHA512

96f45fd42c58fc7db887f17412a9d6f74ec32b186ba94e3c5ad195c0aa05faa2fce58dd28a98786d3def382b05558d80f3bd8462d5ced03accef6b316c75a966
SSDEEP

3::

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 10 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000_Classes\Local Settings	rundll32.exe

Suspicious use of WriteProcessMemory 30 IoCs

description	pid	Process	procid_target
PID 2684 wrote to memory of 2604	2684	cmd.exe	31
PID 2684 wrote to memory of 2604	2684	cmd.exe	31
PID 2684 wrote to memory of 2604	2684	cmd.exe	31
PID 2604 wrote to memory of 2688	2604	rundll32.exe	32
PID 2604 wrote to memory of 2688	2604	rundll32.exe	32
PID 2604 wrote to memory of 2688	2604	rundll32.exe	32
PID 2688 wrote to memory of 3040	2688	rundll32.exe	33
PID 2688 wrote to memory of 3040	2688	rundll32.exe	33
PID 2688 wrote to memory of 3040	2688	rundll32.exe	33
PID 3040 wrote to memory of 1264	3040	rundll32.exe	34
PID 3040 wrote to memory of 1264	3040	rundll32.exe	34
PID 3040 wrote to memory of 1264	3040	rundll32.exe	34
PID 1264 wrote to memory of 2420	1264	rundll32.exe	36
PID 1264 wrote to memory of 2420	1264	rundll32.exe	36
PID 1264 wrote to memory of 2420	1264	rundll32.exe	36
PID 2420 wrote to memory of 1280	2420	rundll32.exe	37
PID 2420 wrote to memory of 1280	2420	rundll32.exe	37
PID 2420 wrote to memory of 1280	2420	rundll32.exe	37
PID 1280 wrote to memory of 2336	1280	rundll32.exe	38
PID 1280 wrote to memory of 2336	1280	rundll32.exe	38
PID 1280 wrote to memory of 2336	1280	rundll32.exe	38
PID 2336 wrote to memory of 2644	2336	rundll32.exe	39
PID 2336 wrote to memory of 2644	2336	rundll32.exe	39
PID 2336 wrote to memory of 2644	2336	rundll32.exe	39
PID 2644 wrote to memory of 3032	2644	rundll32.exe	40
PID 2644 wrote to memory of 3032	2644	rundll32.exe	40
PID 2644 wrote to memory of 3032	2644	rundll32.exe	40
PID 3032 wrote to memory of 584	3032	rundll32.exe	41
PID 3032 wrote to memory of 584	3032	rundll32.exe	41
PID 3032 wrote to memory of 584	3032	rundll32.exe	41

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\ACT_OF-19.rar
1⤵
- Suspicious use of WriteProcessMemory
PID:2684
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\ACT_OF-19.rar
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2604
- - C:\Windows\system32\rundll32.exe
    "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\ACT_OF-19.rar
    3⤵
    - Modifies registry class
    - Suspicious use of WriteProcessMemory
    PID:2688
  - - C:\Windows\system32\rundll32.exe
      "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\ACT_OF-19.rar
      4⤵
      Modifies registry class
      Suspicious use of WriteProcessMemory
      PID:3040
    - - C:\Windows\system32\rundll32.exe
        
        "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\ACT_OF-19.rar
        5⤵
        Modifies registry class
        Suspicious use of WriteProcessMemory
        
        PID:1264
      - C:\Windows\system32\rundll32.exe
        
        "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\ACT_OF-19.rar
        6⤵
        Modifies registry class
        Suspicious use of WriteProcessMemory
        
        PID:2420
        
        C:\Windows\system32\rundll32.exe
        
        "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\ACT_OF-19.rar
        7⤵
        Modifies registry class
        Suspicious use of WriteProcessMemory
        
        PID:1280
        
        C:\Windows\system32\rundll32.exe
        
        "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\ACT_OF-19.rar
        8⤵
        Modifies registry class
        Suspicious use of WriteProcessMemory
        
        PID:2336
        
        C:\Windows\system32\rundll32.exe
        
        "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\ACT_OF-19.rar
        9⤵
        Modifies registry class
        Suspicious use of WriteProcessMemory
        
        PID:2644
        
        C:\Windows\system32\rundll32.exe
        
        "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\ACT_OF-19.rar
        10⤵
        Modifies registry class
        Suspicious use of WriteProcessMemory
        
        PID:3032
        
        C:\Windows\system32\rundll32.exe
        
        "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\ACT_OF-19.rar
        11⤵
        Modifies registry class
        
        PID:584

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

Windows 7 deprecation

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