Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    14/10/2024, 20:12

General

  • Target

    2024-10-14_aea1028fa46c7e46aa8c9e629d400369_cryptolocker.exe

  • Size

    37KB

  • MD5

    aea1028fa46c7e46aa8c9e629d400369

  • SHA1

    13c5a4d5d09e46389199bacbe020e629204759a5

  • SHA256

    36cacf88e1c1ba59f7f3e8dea8bb0771eac8be00478b97928d145869524ce192

  • SHA512

    67bbf93bf5ffa6fc4e10731b48d93d519cec7baa88e690348dc04756c52487e10169a882edebeb63d2edeac4dc670130bed33b077985b35475618d5f3183cd76

  • SSDEEP

    384:bgX4uGLLQRcsdeQ7/nQu63Ag7YmecFanrlwfjDUkKDfWf6XT+2ipddwh/:bgX4zYcgTEu6QOaryfjqDlCLk

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2024-10-14_aea1028fa46c7e46aa8c9e629d400369_cryptolocker.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-10-14_aea1028fa46c7e46aa8c9e629d400369_cryptolocker.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2260
    • C:\Users\Admin\AppData\Local\Temp\hasfj.exe
      "C:\Users\Admin\AppData\Local\Temp\hasfj.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:2712

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • \Users\Admin\AppData\Local\Temp\hasfj.exe

          Filesize

          37KB

          MD5

          9f6ede10fcdaf8b36b34a95be44911a7

          SHA1

          e126dff9381aafac25b7c7d4c7f18c33dea25655

          SHA256

          5a593785cb453c26ce9a8fbac622caf389065ba2c3a0b3f401ee9ee44c1286ae

          SHA512

          911dd5af2c52c6dd2cb72c2b5ab131a5ed1b6ba1bdcba8e68ab725ec5695fe0732ae385a628ab67995d12398e01038a8348550b8548a8911d006ff0a38ca1679

        • memory/2260-0-0x0000000000490000-0x0000000000496000-memory.dmp

          Filesize

          24KB

        • memory/2260-1-0x00000000004A0000-0x00000000004A6000-memory.dmp

          Filesize

          24KB

        • memory/2260-8-0x0000000000490000-0x0000000000496000-memory.dmp

          Filesize

          24KB

        • memory/2712-15-0x0000000000580000-0x0000000000586000-memory.dmp

          Filesize

          24KB

        • memory/2712-22-0x0000000000570000-0x0000000000576000-memory.dmp

          Filesize

          24KB