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Analysis

  • max time kernel
    149s
  • max time network
    154s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    14/10/2024, 03:38

General

  • Target

    2024-10-14_7cb32cdb60847ab7a2ee2301353d9d5f_cryptolocker.exe

  • Size

    40KB

  • MD5

    7cb32cdb60847ab7a2ee2301353d9d5f

  • SHA1

    36d5b05d34a4aaab4cc794bdf0bb7947c7bb1dda

  • SHA256

    e817bc1a4e97b2a504fc0a528f734764c35d0b0e0459f5b14a5c98d78fd27e27

  • SHA512

    ffa755b38917600c7a6236117cc9a9696dc728a77981d0399ae83fe0a51a9b284a4a879754ff02bf81fd9cf1ea0eb6e13c262dc6bd2eb2ea2e3e2f9cbbc5acce

  • SSDEEP

    384:btBYQg/WIEhUCSNyepEjYnDOAlzVol6U/zzo+tkq4XDIwNiJXxXunRSy3Lb:btB9g/WItCSsAGjX7e9N0hunRvv

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 UnmapMainImage 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2024-10-14_7cb32cdb60847ab7a2ee2301353d9d5f_cryptolocker.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-10-14_7cb32cdb60847ab7a2ee2301353d9d5f_cryptolocker.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:2388
    • C:\Users\Admin\AppData\Local\Temp\gewos.exe
      "C:\Users\Admin\AppData\Local\Temp\gewos.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious use of UnmapMainImage
      PID:2816

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    40KB

    MD5

    e1f0db92ce04ab23f8eed74ef55e051d

    SHA1

    6268423354497a2bf82aa058bab16424efa155b8

    SHA256

    064f34363748fcd9910104f0a70d7185201935021acab8011c94dbaee76203c4

    SHA512

    7d63f46fc5d6cee0cae9a3cfc63f7a505e83620adb875a418d9932f81a5d826f45ce10c13d6667d47147562849928588a2ef3bd2f73ec0d4e5b9d4e39d3bc85a

  • memory/2388-0-0x0000000000320000-0x0000000000326000-memory.dmp

    Filesize

    24KB

  • memory/2388-1-0x0000000000400000-0x0000000000406000-memory.dmp

    Filesize

    24KB

  • memory/2388-8-0x0000000000320000-0x0000000000326000-memory.dmp

    Filesize

    24KB

  • memory/2816-16-0x0000000000340000-0x0000000000346000-memory.dmp

    Filesize

    24KB