Analysis

  • max time kernel
    30s
  • max time network
    32s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    26/03/2023, 08:57

General

  • Target

    obscure.win.exe

  • Size

    1.6MB

  • MD5

    5b9c1551bfe5291e18fc33016b399c40

  • SHA1

    5b6df064b62c52db482f23e0cb0f642261199a3e

  • SHA256

    7867e5f14c55bdfa3f8ffd2ee1e876a9dfa2d971f3e368a9025060e31a7a7def

  • SHA512

    5a6a6ec13e3fa36624a021014b8dea5cc79fbd5fa0699df0b2d0b8b06d586f9e5acde93c8d5c68a9fc0da0cbf2cff2f303c9f1fccd6b71cfb295c934239159ce

  • SSDEEP

    24576:vG1/39vn0sHTqn51wjrdM/EsGiwxqmNafWWuXUanLG8VTmGwc06jxR:+1/6sWn51wKrLEXoWXXFnlMGAU

Score
1/10

Malware Config

Signatures

  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\obscure.win.exe
    "C:\Users\Admin\AppData\Local\Temp\obscure.win.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:636
    • C:\Windows\system32\cmd.exe
      C:\Windows\system32\cmd.exe /c certutil -hashfile "C:\Users\Admin\AppData\Local\Temp\obscure.win.exe" MD5 | find /i /v "md5" | find /i /v "certutil"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2656
      • C:\Windows\system32\certutil.exe
        certutil -hashfile "C:\Users\Admin\AppData\Local\Temp\obscure.win.exe" MD5
        3⤵
          PID:876
        • C:\Windows\system32\find.exe
          find /i /v "md5"
          3⤵
            PID:1972
          • C:\Windows\system32\find.exe
            find /i /v "certutil"
            3⤵
              PID:388

        Network

        MITRE ATT&CK Matrix

        Replay Monitor

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        Downloads