Windows 7 deprecation

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

Analysis

  • max time kernel
    93s
  • max time network
    116s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    28/02/2024, 20:56

General

  • Target

    2024-02-28_eaaf13324f6fa44584bf34aa45382679_cryptolocker.exe

  • Size

    48KB

  • MD5

    eaaf13324f6fa44584bf34aa45382679

  • SHA1

    633aa27373fb2bb949641af7c4f15b3354d93882

  • SHA256

    739e7b7f6b2d87c60b4bc132c0d562191dd2d2c808a37bf65cfcaf4f17458dcc

  • SHA512

    12c9fa2b4dd0014faf087ee4070980d34ceec9154bb51a769f3ab678081e8962c8c0df24aebeef4936bd3cfd441cd0590da14548f57bf78065e00b6e2f0c0b78

  • SSDEEP

    768:xQz7yVEhs9+4uR1bytOOtEvwDpjWE6BLbjG9RzhwaNm:xj+VGMOtEvwDpjy+TQ

Score
9/10

Malware Config

Signatures

  • Detection of CryptoLocker Variants 4 IoCs
  • Detection of Cryptolocker Samples 4 IoCs
  • Detects executables built or packed with MPress PE compressor 4 IoCs
  • Checks computer location settings 2 TTPs 2 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\2024-02-28_eaaf13324f6fa44584bf34aa45382679_cryptolocker.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-02-28_eaaf13324f6fa44584bf34aa45382679_cryptolocker.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:2388
    • C:\Users\Admin\AppData\Local\Temp\misid.exe
      "C:\Users\Admin\AppData\Local\Temp\misid.exe"
      2⤵
      • Checks computer location settings
      • Executes dropped EXE
      PID:3432

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

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

    Filesize

    48KB

    MD5

    d5a61fc3afd273e7d130cfada7f9598a

    SHA1

    928190a4e662964dad4bfd51fc39b185a3958efa

    SHA256

    aa050166d6cd3c6d3fba69bd847cc389e9e227ebfb2c5693485963840bb9fbc8

    SHA512

    0904b11affa04e27f098204211aa6bdad6f23e79f282cb0cc60f683e10bfcd162a57f4e93438e1a8d91d20cd17caaa6fd55d4a366e4ec9316a85df1d51342d1c

  • memory/2388-0-0x0000000000500000-0x0000000000510000-memory.dmp

    Filesize

    64KB

  • memory/2388-1-0x00000000004C0000-0x00000000004C6000-memory.dmp

    Filesize

    24KB

  • memory/2388-2-0x00000000004C0000-0x00000000004C6000-memory.dmp

    Filesize

    24KB

  • memory/2388-3-0x00000000004F0000-0x00000000004F6000-memory.dmp

    Filesize

    24KB

  • memory/2388-17-0x0000000000500000-0x0000000000510000-memory.dmp

    Filesize

    64KB

  • memory/3432-19-0x0000000002070000-0x0000000002076000-memory.dmp

    Filesize

    24KB

  • memory/3432-21-0x0000000000550000-0x0000000000556000-memory.dmp

    Filesize

    24KB

  • memory/3432-54-0x0000000000500000-0x0000000000510000-memory.dmp

    Filesize

    64KB