Windows 7 deprecation

Windows 7 will be removed from tria.ge on 2025-03-31

Analysis

  • max time kernel
    150s
  • max time network
    148s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240221-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240221-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24/02/2024, 17:44

General

  • Target

    2024-02-24_66bc9356cb4cdc819502a21f1ad3d990_cryptolocker.exe

  • Size

    48KB

  • MD5

    66bc9356cb4cdc819502a21f1ad3d990

  • SHA1

    3914ea7e2b8bd4338bf7e24989939fe690a8a8a1

  • SHA256

    c54e6901aa1e0cbcebc39b234fc44ae1891d5063fb1e4d9a092e18d4bf39f846

  • SHA512

    15c1a9ab661ed6efde1b05e24b420ce360eaf3614df7ff1747473fbf05f228035500d79a3dfb327fe5978e1fd47010c82606dab0bbf2236420cf1c7ebe8b5d04

  • SSDEEP

    768:bgX4zYcgTEu6QOaryfjqDlC6JFbK37YbDu5z/hS7J:bgGYcA/53GAA6y37nbS7J

Score
9/10

Malware Config

Signatures

  • Detection of CryptoLocker Variants 1 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2024-02-24_66bc9356cb4cdc819502a21f1ad3d990_cryptolocker.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-02-24_66bc9356cb4cdc819502a21f1ad3d990_cryptolocker.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:3748
    • C:\Users\Admin\AppData\Local\Temp\hasfj.exe
      "C:\Users\Admin\AppData\Local\Temp\hasfj.exe"
      2⤵
      • Executes dropped EXE
      PID:2116

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\hasfj.exe

    Filesize

    48KB

    MD5

    afdd2a3743e35dbc389bb9eb5c736084

    SHA1

    5c82ada92c168eded54da3204ab4b133bbe76951

    SHA256

    8dbee5a5c0acdafd90d7909c27670317d642c66bf91da735c9a5abfb35ecc786

    SHA512

    dd947bd69f7773c586577a260a5ccacb305c3b15b9fa5278159fb9d42f5da2352a9be9e3ceeda3c64ae36b138eb4b6de383f0fea81ebd97bd7e16d3abf39483e

  • memory/2116-17-0x00000000020C0000-0x00000000020C6000-memory.dmp

    Filesize

    24KB

  • memory/2116-19-0x0000000002090000-0x0000000002096000-memory.dmp

    Filesize

    24KB

  • memory/3748-0-0x0000000002EA0000-0x0000000002EA6000-memory.dmp

    Filesize

    24KB

  • memory/3748-1-0x0000000002EA0000-0x0000000002EA6000-memory.dmp

    Filesize

    24KB

  • memory/3748-2-0x0000000003150000-0x0000000003156000-memory.dmp

    Filesize

    24KB