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Analysis

  • max time kernel
    10s
  • max time network
    16s
  • platform
    windows7_x64
  • resource
    win7-20230220-en
  • resource tags

    arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
  • submitted
    21/02/2023, 14:27

General

  • Target

    bd4a5d4a-a7f8-4efc-bb0d-a5ce7306c35d.tmp

  • Size

    2B

  • MD5

    99914b932bd37a50b983c5e7c90ae93b

  • SHA1

    bf21a9e8fbc5a3846fb05b4fa0859e0917b2202f

  • SHA256

    44136fa355b3678a1146ad16f7e8649e94fb4fc21fe77e8310c060f61caaff8a

  • SHA512

    27c74670adb75075fad058d5ceaf7b20c4e7786c83bae8a32f626f9782af34c9a33c2046ef60fd2a7878d378e29fec851806bbd9a67878f3a9f1cda4830763fd

Score
3/10

Malware Config

Signatures

  • Enumerates physical storage devices 1 TTPs

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

  • Modifies registry class 12 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Windows\system32\cmd.exe
    cmd /c C:\Users\Admin\AppData\Local\Temp\bd4a5d4a-a7f8-4efc-bb0d-a5ce7306c35d.tmp
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1048
    • C:\Windows\system32\rundll32.exe
      "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\bd4a5d4a-a7f8-4efc-bb0d-a5ce7306c35d.tmp
      2⤵
      • Modifies registry class
      • Suspicious use of WriteProcessMemory
      PID:1424
      • C:\Windows\system32\NOTEPAD.EXE
        "C:\Windows\system32\NOTEPAD.EXE" C:\Users\Admin\AppData\Local\Temp\bd4a5d4a-a7f8-4efc-bb0d-a5ce7306c35d.tmp
        3⤵
          PID:804

    Network

    MITRE ATT&CK Enterprise v6

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    Downloads