Windows 7 deprecation

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

Analysis

  • max time kernel
    120s
  • max time network
    124s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    23/02/2024, 22:32

General

  • Target

    2024-02-23_da10cdfeb5dea10b05b3a042f508ef40_cryptolocker.exe

  • Size

    44KB

  • MD5

    da10cdfeb5dea10b05b3a042f508ef40

  • SHA1

    ea9aa8382deee85a66cdee83f94b5ba57fa5bead

  • SHA256

    182ab506e2b9184f9079a9048cb422e6e95382c9b0812445ce219eb9f8f855fe

  • SHA512

    360ed0e131ae6c77999c0515758236ca855f93bc6b32a1b750589202e2d788d1e150e3b9499001cdb3bc186a32b75f51304f3bb035fa910ba7cb5aebf8f0474b

  • SSDEEP

    768:btB9g/WItCSsAGjX7r3BPOMHocM4vUUOmJ+96egYB:btB9g/xtCSKfxLIcMzUw968B

Score
9/10

Malware Config

Signatures

  • Detection of CryptoLocker Variants 1 IoCs
  • 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).

  • Suspicious use of UnmapMainImage 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2024-02-23_da10cdfeb5dea10b05b3a042f508ef40_cryptolocker.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-02-23_da10cdfeb5dea10b05b3a042f508ef40_cryptolocker.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:1040
    • C:\Users\Admin\AppData\Local\Temp\gewos.exe
      "C:\Users\Admin\AppData\Local\Temp\gewos.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of UnmapMainImage
      PID:2944

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

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

    Filesize

    44KB

    MD5

    6127a3fb13a4daa77998689264715d9b

    SHA1

    a7f9f6fdda3f4c023e4bc37e7656fb0f03e011b5

    SHA256

    9c62f6b0df687fbc9ca781223e4ddb59ab8bfd329ed66c85c52d2068584c3258

    SHA512

    ce7c606c48c7be86a93cfcd6d20b21c382fe5c9d21f0363313fb1b15a171942969c85321c070439c7f2c3ebc60df916f4ca7d1b628c0b628e029351c8d3a1f86

  • memory/1040-0-0x0000000000280000-0x0000000000286000-memory.dmp

    Filesize

    24KB

  • memory/1040-2-0x0000000000280000-0x0000000000286000-memory.dmp

    Filesize

    24KB

  • memory/1040-1-0x0000000000400000-0x0000000000406000-memory.dmp

    Filesize

    24KB

  • memory/2944-23-0x00000000003F0000-0x00000000003F6000-memory.dmp

    Filesize

    24KB