Analysis

  • max time kernel
    4s
  • max time network
    8s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230703-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system
  • submitted
    06/08/2023, 15:57

General

  • Target

    8e0b1c264dd056bafaf0c683d8101262_cryptolocker_JC.exe

  • Size

    90KB

  • MD5

    8e0b1c264dd056bafaf0c683d8101262

  • SHA1

    3e89fde4097984702bc634942415bef0f89ae974

  • SHA256

    c41da5ae6c23d6423e1584183b6ef2b7f6f2269845da1fdf7abe7df56c98f9c2

  • SHA512

    5de05ed6fab71ab2575021d5daa1066c3852a6b3cd4cd275bf6bfb5b003176610565087b2271b6a35ca44fab0172a59dc69704d01365dcc0e5cb36b795a63e17

  • SSDEEP

    1536:V6QFElP6n+gMQMOtEvwDpjQGYQbNcqamvWHShl/3Wsd:V6a+pOtEvwDpjt3

Score
3/10

Malware Config

Signatures

  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\8e0b1c264dd056bafaf0c683d8101262_cryptolocker_JC.exe
    "C:\Users\Admin\AppData\Local\Temp\8e0b1c264dd056bafaf0c683d8101262_cryptolocker_JC.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2148
    • C:\Users\Admin\AppData\Local\Temp\asih.exe
      "C:\Users\Admin\AppData\Local\Temp\asih.exe"
      2⤵
        PID:4380

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

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          Downloads

          • C:\Users\Admin\AppData\Local\Temp\asih.exe

            Filesize

            90KB

            MD5

            b4e496bee52b62153edfa00c6393f9d1

            SHA1

            b5f567f9aed816c3d8d1381e6ae60cde53ea3dcb

            SHA256

            9f758794132ca8578eb4c8a520f0f2226616505900796d6278d3c625091fa5d8

            SHA512

            6f31e8009b5c5b7571627632d7522520689f3750aab6843e98c622ca15527f2b52acca20eda7fd34616f8fe126538512b92f64c0c04acdfa0106f2486cc234cd

          • C:\Users\Admin\AppData\Local\Temp\asih.exe

            Filesize

            90KB

            MD5

            b4e496bee52b62153edfa00c6393f9d1

            SHA1

            b5f567f9aed816c3d8d1381e6ae60cde53ea3dcb

            SHA256

            9f758794132ca8578eb4c8a520f0f2226616505900796d6278d3c625091fa5d8

            SHA512

            6f31e8009b5c5b7571627632d7522520689f3750aab6843e98c622ca15527f2b52acca20eda7fd34616f8fe126538512b92f64c0c04acdfa0106f2486cc234cd

          • C:\Users\Admin\AppData\Local\Temp\asih.exe

            Filesize

            90KB

            MD5

            b4e496bee52b62153edfa00c6393f9d1

            SHA1

            b5f567f9aed816c3d8d1381e6ae60cde53ea3dcb

            SHA256

            9f758794132ca8578eb4c8a520f0f2226616505900796d6278d3c625091fa5d8

            SHA512

            6f31e8009b5c5b7571627632d7522520689f3750aab6843e98c622ca15527f2b52acca20eda7fd34616f8fe126538512b92f64c0c04acdfa0106f2486cc234cd

          • memory/2148-133-0x00000000006A0000-0x00000000006A6000-memory.dmp

            Filesize

            24KB

          • memory/2148-134-0x00000000006A0000-0x00000000006A6000-memory.dmp

            Filesize

            24KB

          • memory/2148-135-0x00000000006C0000-0x00000000006C6000-memory.dmp

            Filesize

            24KB