Analysis

  • max time kernel
    144s
  • max time network
    148s
  • platform
    windows7_x64
  • resource
    win7-20240508-en
  • resource tags

    arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
  • submitted
    12-06-2024 01:27

General

  • Target

    2024-06-12_7daaa02800ae574b74403b510d34beac_cryptolocker.exe

  • Size

    62KB

  • MD5

    7daaa02800ae574b74403b510d34beac

  • SHA1

    87d4f671bfd85cd9ad696edf0d42a8a33bba73a3

  • SHA256

    fe15dcba459d00ce5a731c93c80b42b2d7cd41287998b421bddd8236a14de46a

  • SHA512

    e53bd21ffe1ff40f8bd0b80bdf1ba4d127505936a985092f2e48e539f12523075f0c4634e6916fa32871e816047d43b41c2f206e60c5448b08dc340ec178e807

  • SSDEEP

    1536:btB9g/xtCSKfxLIc//Xr+/AO/kIZ3ft2nVuTKB6nggOlHdUHZnx2:btng54SMLr+/AO/kIhfoKMHda8

Score
9/10

Malware Config

Signatures

  • Detection of CryptoLocker Variants 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • Suspicious use of UnmapMainImage 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2024-06-12_7daaa02800ae574b74403b510d34beac_cryptolocker.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-06-12_7daaa02800ae574b74403b510d34beac_cryptolocker.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:2104
    • C:\Users\Admin\AppData\Local\Temp\gewos.exe
      "C:\Users\Admin\AppData\Local\Temp\gewos.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of UnmapMainImage
      PID:2424

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

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

    Filesize

    62KB

    MD5

    708f0ad53894c1f8baa66675d482752b

    SHA1

    a5a224f187106a1aa0646b11eff90945e3545e68

    SHA256

    f2d086414d63f55105612f105e546f4252968d4abdf352590fa6fef6151b9a7b

    SHA512

    9de16461aa5adf986c6aeb832aacc722e94957c2a32efd5b1c5776cb6d1919542aed8e4ceaed2a51ebe2d1cb2ee30aad810a9185ca3b5f624e340e111caa4525

  • memory/2104-0-0x0000000000210000-0x0000000000216000-memory.dmp

    Filesize

    24KB

  • memory/2104-1-0x0000000000400000-0x0000000000406000-memory.dmp

    Filesize

    24KB

  • memory/2104-8-0x0000000000210000-0x0000000000216000-memory.dmp

    Filesize

    24KB

  • memory/2424-23-0x0000000000380000-0x0000000000386000-memory.dmp

    Filesize

    24KB