Windows 7 deprecation

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

Analysis

  • max time kernel
    149s
  • max time network
    155s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240221-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240221-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23/02/2024, 06:19

General

  • Target

    2024-02-23_c227cf3eabb75fcc5387f34ab375a635_cryptolocker.exe

  • Size

    107KB

  • MD5

    c227cf3eabb75fcc5387f34ab375a635

  • SHA1

    360e635d73c833c08856596c71de6ef21cc108b8

  • SHA256

    36ab2cd0d489b4d79efa7292df71ff36203d8e61e1cc4a5efe8b92089601d1ee

  • SHA512

    b0427614146d3c2ec5b3dca11611930f6db0a8719491e565c2868afc32ea93af0fa546db039273725bd6bb7a215e0b7681eea4c2aeb2e754c8733655f6ce6a78

  • SSDEEP

    1536:P8mnK6QFElP6n+gymddpMOtEvwDpjIHsalRn5iF1j6GkszfK:1nK6a+qdOOtEvwDpjm

Score
9/10
upx

Malware Config

Signatures

  • Detection of CryptoLocker Variants 5 IoCs
  • Detection of Cryptolocker Samples 5 IoCs
  • UPX dump on OEP (original entry point) 5 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Executes dropped EXE 1 IoCs
  • UPX packed file 5 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • 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\2024-02-23_c227cf3eabb75fcc5387f34ab375a635_cryptolocker.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-02-23_c227cf3eabb75fcc5387f34ab375a635_cryptolocker.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:1364
    • C:\Users\Admin\AppData\Local\Temp\asih.exe
      "C:\Users\Admin\AppData\Local\Temp\asih.exe"
      2⤵
      • Executes dropped EXE
      PID:5004

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

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

    Filesize

    107KB

    MD5

    a8aa1d0029a1755297cf257dc0d2b019

    SHA1

    c7b9f6da3c8aebffe0258e61689fd833afa53dc8

    SHA256

    6ebd316bdac98b48e6078acb1855d7a92f6e65888bff09113bee0dc7a813e00b

    SHA512

    743303ed75963b0419d3eecdc669d6d4c1ed379d4f6e95ad787809ec5c76960771df51aee73d5fbba8169bc28aceef33cce3975d66bdeab09c82dcf2bff12a89

  • memory/1364-0-0x0000000000500000-0x000000000050F311-memory.dmp

    Filesize

    60KB

  • memory/1364-1-0x0000000000730000-0x0000000000736000-memory.dmp

    Filesize

    24KB

  • memory/1364-2-0x0000000000730000-0x0000000000736000-memory.dmp

    Filesize

    24KB

  • memory/1364-3-0x0000000000750000-0x0000000000756000-memory.dmp

    Filesize

    24KB

  • memory/1364-19-0x0000000000500000-0x000000000050F311-memory.dmp

    Filesize

    60KB

  • memory/5004-17-0x0000000000500000-0x000000000050F311-memory.dmp

    Filesize

    60KB

  • memory/5004-20-0x00000000004F0000-0x00000000004F6000-memory.dmp

    Filesize

    24KB

  • memory/5004-22-0x00000000004D0000-0x00000000004D6000-memory.dmp

    Filesize

    24KB

  • memory/5004-27-0x0000000000500000-0x000000000050F311-memory.dmp

    Filesize

    60KB