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Analysis

  • max time kernel
    148s
  • max time network
    148s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    30/04/2024, 21:40

General

  • Target

    2024-04-30_9338866a5abf1bac0f418c7cfbfd138d_cryptolocker.exe

  • Size

    47KB

  • MD5

    9338866a5abf1bac0f418c7cfbfd138d

  • SHA1

    34257fdfbf65cfe0248a94546a26e5f27cce4503

  • SHA256

    6b0e83396edf768563123add65f902a594c6effac9696886159e400f2d0097d0

  • SHA512

    cd8cb45db71d9048eee397906641e8bca818e139f6bcbb9cae1310d04497694c05cdbc9f3e6d0469d67ed5da5b017aee670f8f12851fe0e2249dc9aa1616e4c4

  • SSDEEP

    768:P6LsoVEeegiZPvEhHSP+gp/QtOOtEvwDpjBBMLZdzuqpXsiE8Wq/Dpkc+:P6Q0ElP6G+gJQMOtEvwDpjB8WMlf+

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\2024-04-30_9338866a5abf1bac0f418c7cfbfd138d_cryptolocker.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-04-30_9338866a5abf1bac0f418c7cfbfd138d_cryptolocker.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:1996
    • C:\Users\Admin\AppData\Local\Temp\asih.exe
      "C:\Users\Admin\AppData\Local\Temp\asih.exe"
      2⤵
      • Executes dropped EXE
      PID:1836

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

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

    Filesize

    47KB

    MD5

    26fa81f77052cc05a23f2730d2525d98

    SHA1

    85b94c25e56fbbed5b3c6fe03d3e06c379c922a5

    SHA256

    0274e72cbd6df4eb5d55564f5a192409f40f452558cea89a691b1a2c485c1ac2

    SHA512

    b0d7e052c274a2b8190671b4902a2f733310bcebc922bece2ee8626e84dfac08047575a08618e9ef09ab3a1346fe38ec2e240690013565a636cd5dfd3693d7b5

  • memory/1836-16-0x0000000000500000-0x000000000050B000-memory.dmp

    Filesize

    44KB

  • memory/1836-18-0x0000000000280000-0x0000000000286000-memory.dmp

    Filesize

    24KB

  • memory/1836-25-0x0000000000240000-0x0000000000246000-memory.dmp

    Filesize

    24KB

  • memory/1836-26-0x0000000000500000-0x000000000050B000-memory.dmp

    Filesize

    44KB

  • memory/1996-0-0x0000000000430000-0x0000000000436000-memory.dmp

    Filesize

    24KB

  • memory/1996-1-0x0000000000500000-0x000000000050B000-memory.dmp

    Filesize

    44KB

  • memory/1996-9-0x0000000000430000-0x0000000000436000-memory.dmp

    Filesize

    24KB

  • memory/1996-2-0x0000000000470000-0x0000000000476000-memory.dmp

    Filesize

    24KB

  • memory/1996-14-0x0000000000500000-0x000000000050B000-memory.dmp

    Filesize

    44KB