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Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    14/03/2024, 06:00

General

  • Target

    2024-03-14_c2e6d206f3464a104aeb8cddfef0e56d_cryptolocker.exe

  • Size

    58KB

  • MD5

    c2e6d206f3464a104aeb8cddfef0e56d

  • SHA1

    d90a3e546433da61b5af605e7a6331d4a09e5dd3

  • SHA256

    a310d90da4af6a293b5c1293789ae2cc92a8039152ec86b8a0fdc307d714d7bb

  • SHA512

    1457e199e7b1cf5a74ebac115c9c76f28334b23b77b663df1f3094cc02cae5da1767133d40465883565e49d1c70c2347e63d10283fc17969af9592f7273deed8

  • SSDEEP

    768:xQz7yVEhs9+4uR1bytOOtEvwDpjWfbZgBh8i6g7Goi20PbVY:xj+VGMOtEvwDpjubEgV20DO

Score
9/10

Malware Config

Signatures

  • Detection of CryptoLocker Variants 5 IoCs
  • Detection of Cryptolocker Samples 5 IoCs
  • Detects executables built or packed with MPress PE compressor 5 IoCs
  • 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).

  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2024-03-14_c2e6d206f3464a104aeb8cddfef0e56d_cryptolocker.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-03-14_c2e6d206f3464a104aeb8cddfef0e56d_cryptolocker.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:2252
    • C:\Users\Admin\AppData\Local\Temp\misid.exe
      "C:\Users\Admin\AppData\Local\Temp\misid.exe"
      2⤵
      • Executes dropped EXE
      PID:2548

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    58KB

    MD5

    aa0bb73e5785e68b5db075e1b142c336

    SHA1

    3c461159dfe4b6b54719d02f1f8cecfa34448cb7

    SHA256

    964be8b0cba831baadeaa17493b8ef86e6a6ac5aaa44f1ed23fa1fd1c6d6d26c

    SHA512

    06defecac97695f9b4333225acba8788e591bdee6e57dca729b783edd247b3fc496cdb9c20a62a1cd97564158c8da3a57b8395a77623d7e41eefff8cd85d8a66

  • memory/2252-1-0x0000000000500000-0x0000000000510000-memory.dmp

    Filesize

    64KB

  • memory/2252-0-0x00000000002D0000-0x00000000002D6000-memory.dmp

    Filesize

    24KB

  • memory/2252-2-0x0000000000310000-0x0000000000316000-memory.dmp

    Filesize

    24KB

  • memory/2252-3-0x00000000002D0000-0x00000000002D6000-memory.dmp

    Filesize

    24KB

  • memory/2252-14-0x0000000000500000-0x0000000000510000-memory.dmp

    Filesize

    64KB

  • memory/2548-16-0x0000000000500000-0x0000000000510000-memory.dmp

    Filesize

    64KB

  • memory/2548-19-0x00000000004D0000-0x00000000004D6000-memory.dmp

    Filesize

    24KB

  • memory/2548-18-0x0000000000250000-0x0000000000256000-memory.dmp

    Filesize

    24KB

  • memory/2548-26-0x0000000000500000-0x0000000000510000-memory.dmp

    Filesize

    64KB