Analysis

  • max time kernel
    147s
  • max time network
    150s
  • platform
    windows7_x64
  • resource
    win7-20240508-en
  • resource tags

    arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
  • submitted
    15/06/2024, 14:28

General

  • Target

    2024-06-15_400132f8ccef304b6407fa14fa965f8d_cryptolocker.exe

  • Size

    45KB

  • MD5

    400132f8ccef304b6407fa14fa965f8d

  • SHA1

    ab97294a985d66b159671dfc94fc95f75f9204fe

  • SHA256

    62345061d194d3388837fd559a06d93bbe6e3c4097b2d615c8980869d4c3b583

  • SHA512

    faf6d80c268491b04825bcf68b109232d108d5dcfe88796e10e8459d289db97d0b0e0aaf1802cd84166e6944c66aef3c6b7d2a193feb535852e29b5f8bb6f078

  • SSDEEP

    768:P6LsoVEeegiZPvEhHSP+gp/QtOOtEvwDpjBBMLZdzuqpXsiE8Wq/DpkHl:P6Q0ElP6G+gJQMOtEvwDpjB8WMlsl

Score
9/10

Malware Config

Signatures

  • Detection of CryptoLocker Variants 5 IoCs
  • Detection of Cryptolocker Samples 5 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2024-06-15_400132f8ccef304b6407fa14fa965f8d_cryptolocker.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-06-15_400132f8ccef304b6407fa14fa965f8d_cryptolocker.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:1252
    • C:\Users\Admin\AppData\Local\Temp\asih.exe
      "C:\Users\Admin\AppData\Local\Temp\asih.exe"
      2⤵
      • Executes dropped EXE
      PID:2140

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

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

    Filesize

    46KB

    MD5

    0259379f3e77d00c4baaca05a27cc885

    SHA1

    2b073456797ff4543426764cc656f0afa405b796

    SHA256

    102e75477069526fb356c6ea4421ec9957c912e3811fc4978467e7bd3550385d

    SHA512

    91c7e36820ee12061c4e7241d75da681b1b620ef8f38b5db8849a8f3ab5b64926ad259353ee3e44354d9882ec01263721350f10dbd1a72acd72e6679d9a9d302

  • memory/1252-0-0x0000000000340000-0x0000000000346000-memory.dmp

    Filesize

    24KB

  • memory/1252-1-0x0000000000500000-0x000000000050B000-memory.dmp

    Filesize

    44KB

  • memory/1252-2-0x0000000000380000-0x0000000000386000-memory.dmp

    Filesize

    24KB

  • memory/1252-9-0x0000000000340000-0x0000000000346000-memory.dmp

    Filesize

    24KB

  • memory/1252-16-0x0000000000500000-0x000000000050B000-memory.dmp

    Filesize

    44KB

  • memory/1252-13-0x00000000005F0000-0x00000000005FB000-memory.dmp

    Filesize

    44KB

  • memory/2140-18-0x0000000000300000-0x0000000000306000-memory.dmp

    Filesize

    24KB

  • memory/2140-25-0x00000000002C0000-0x00000000002C6000-memory.dmp

    Filesize

    24KB

  • memory/2140-26-0x0000000000500000-0x000000000050B000-memory.dmp

    Filesize

    44KB