Analysis

  • max time kernel
    152s
  • max time network
    127s
  • platform
    windows7_x64
  • resource
    win7-20230831-en
  • submitted
    20-09-2023 06:58

General

  • Target

    NKFq.json

Score
3/10

Malware Config

Signatures

  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Modifies registry class 9 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of SetWindowsHookEx 3 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Windows\system32\cmd.exe
    cmd /c C:\Users\Admin\AppData\Local\Temp\NKFq.json
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1768
    • C:\Windows\system32\rundll32.exe
      "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\NKFq.json
      2⤵
      • Modifies registry class
      • Suspicious use of WriteProcessMemory
      PID:2660
      • C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe
        "C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe" "C:\Users\Admin\AppData\Local\Temp\NKFq.json"
        3⤵
        • Suspicious behavior: GetForegroundWindowSpam
        • Suspicious use of SetWindowsHookEx
        PID:2724

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Roaming\Adobe\Acrobat\9.0\SharedDataEvents

    Filesize

    3KB

    MD5

    0b467a4c4c3fc3b333fc4c3baae0edc6

    SHA1

    e5fb687d875ba9529aeb018d23bf5ac24858193b

    SHA256

    3e36550c33d765ef5ea2e200d5f91b3f6f1fa71be061a75c886273d6e5d321d4

    SHA512

    b51b03e8f9208be4ca0e30f33c00b95cad49ffecf4a23af651ca6eedf1e36e94913ddcbfc790769632857e9ad986503bb60d34e22c65c2e9e5c11f865ed221a2