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Analysis

  • max time kernel
    61s
  • max time network
    96s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25/04/2023, 00:33

General

  • Target

    test.bat

  • Size

    4KB

  • MD5

    cf10498bbc557f7bac00a7f20513effc

  • SHA1

    68f208d57235e0cbebb8bd1415abccab00d392ca

  • SHA256

    1c678700f55baca404efd850f9874737deb30f6a8c23d6f42418ec242286683d

  • SHA512

    72a5eeffa36dcddd53a856aff766d19561deeb07ea50795b75ebbfdd3408dc1f08e8dfbc8f6ea9d20cb18467333252062edc90c5fe8e9e8a30ca4c2c4f6bc664

  • SSDEEP

    48:qy/+4CumUZqkdlqdtK6wxxVvKUP9SSJO4lvTy/+4CumUZqkdlqdtK6wxxVvKUP9P:qy2nDclqdYxzJy2nDclqdYxzt

Score
7/10

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Enumerates physical storage devices 1 TTPs

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

  • Modifies registry class 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\cmd.exe
    C:\Windows\system32\cmd.exe /c "C:\Users\Admin\AppData\Local\Temp\test.bat"
    1⤵
    • Checks computer location settings
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:1908
    • C:\Windows\SysWOW64\mshta.exe
      "C:\Windows\SysWOW64\mshta.exe" "C:\Users\Admin\AppData\Local\Temp\bsod.hta" {1E460BD7-F1C3-4B2E-88BF-4E770A288AF5}{1E460BD7-F1C3-4B2E-88BF-4E770A288AF5}
      2⤵
        PID:772

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\Local\Temp\bsod.hta

      Filesize

      1KB

      MD5

      cf9b7ab65c938b3dee1f3df89d615dcf

      SHA1

      ae9e038a015524b307588c9c4dfe02bcd94d6b86

      SHA256

      5254d4cbab2839f51390094d06e53749f6e1179e9851cecb6608798e1af34c65

      SHA512

      b6270408c87cbf2e69a6c23a61c305d81d3a6c8c5a6e6faf4aa31c03f6f631d28b62c1d26c5e7afe97adde5057dcddc877c3504b21cdb715da45992136cf7394