Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows7_x64
  • resource
    win7-20240708-en
  • resource tags

    arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
  • submitted
    25/08/2024, 07:04

General

  • Target

    2024-08-25_e97911f5b9a6d1fe176509d075f084cb_cryptolocker.exe

  • Size

    75KB

  • MD5

    e97911f5b9a6d1fe176509d075f084cb

  • SHA1

    286444556a0dc25dce8267ce1afe0c491340d3e8

  • SHA256

    1a6d0e66c6d5f00d3733e5e2b85bff0dfb6aabccd02edf6438d301764d0d9623

  • SHA512

    fe751deeb5e8eccab89361e5cdae0e0efeda9e00fcaeae150098daab78a5bb7261a8307b767a561d722fb9fe48f7c1765d5809ba48121ed5e1b6f8f415a8470e

  • SSDEEP

    768:9UQz7yVEhs9+4T/1bytOOtEvwDpjLXOQ69zbjlAAX5e9zC:9Uj+AIMOtEvwDpjLizbR9XwzC

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\2024-08-25_e97911f5b9a6d1fe176509d075f084cb_cryptolocker.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-08-25_e97911f5b9a6d1fe176509d075f084cb_cryptolocker.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2908
    • C:\Users\Admin\AppData\Local\Temp\misid.exe
      "C:\Users\Admin\AppData\Local\Temp\misid.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:1772

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

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

          Filesize

          75KB

          MD5

          8c608225dd42f08b2eb05efeb006c06b

          SHA1

          ccd79723f7189012c0e53eb36574c640519b13f5

          SHA256

          45f8aff16eaff735f7c72d26dc53ee8c6279a33bdda6a1eef6820a7cd2743de8

          SHA512

          8de446edbc00e399fc00128754bfec15b0365a74fd60d79d1190ed0e89ea2dd14402b14569e09a303954621407fd5ccb24b3c4135350c10f009e7e7de7bb9de8

        • memory/1772-16-0x0000000000360000-0x0000000000366000-memory.dmp

          Filesize

          24KB

        • memory/1772-15-0x0000000000320000-0x0000000000326000-memory.dmp

          Filesize

          24KB

        • memory/2908-0-0x0000000000340000-0x0000000000346000-memory.dmp

          Filesize

          24KB

        • memory/2908-1-0x0000000000380000-0x0000000000386000-memory.dmp

          Filesize

          24KB

        • memory/2908-8-0x0000000000340000-0x0000000000346000-memory.dmp

          Filesize

          24KB