Windows 7 deprecation

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

Analysis

  • max time kernel
    129s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03/06/2024, 03:24

General

  • Target

    2024-06-03_06928b51b172249e6ce5e5d66a37007c_cryptolocker.exe

  • Size

    71KB

  • MD5

    06928b51b172249e6ce5e5d66a37007c

  • SHA1

    8f082fd70e9192e861d9813bca790ab370f8b2a1

  • SHA256

    1c5d3ac72fe77921093eb99994d2dfbadc7f7da7284e95ed3b2b5cc8e2a0e4f3

  • SHA512

    95d6fd5f61aca4b60f1fa8c4e0b5fc0188e278d1a948312b1fdbf0bbd085c9fa56b4b3fd974d2897831d41bfa20fff531bf94b11b1aaf121ee576e7163f3aab5

  • SSDEEP

    1536:nj+4zs2cPVhlMOtEvwDpj4H8u8rZVTs9ig:C4Q2c94OtEvwDpj4H8zw

Score
9/10
upx

Malware Config

Signatures

  • Detection of CryptoLocker Variants 4 IoCs
  • Detection of Cryptolocker Samples 2 IoCs
  • UPX dump on OEP (original entry point) 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
  • UPX packed file 4 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).

  • Modifies system certificate store 2 TTPs 8 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2024-06-03_06928b51b172249e6ce5e5d66a37007c_cryptolocker.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-06-03_06928b51b172249e6ce5e5d66a37007c_cryptolocker.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:1140
    • C:\Users\Admin\AppData\Local\Temp\misid.exe
      "C:\Users\Admin\AppData\Local\Temp\misid.exe"
      2⤵
      • Checks computer location settings
      • Executes dropped EXE
      • Modifies system certificate store
      PID:4684

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

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

    Filesize

    71KB

    MD5

    271523f51276c0dd71ebbd13b6f39df3

    SHA1

    534c2c5cf456303ffb524e2f6e11f1ebba204f9f

    SHA256

    c0f7c2642418b6a5092b57407abeecf171b514af6ed5122a1ae8ad345eb9087d

    SHA512

    1cd6ef0c860d364d3dbf821cbd4d3e62cbe587f99e92ef5ffd5224cc3d5c625e205cc53f9376c1f262566e533b06c6f0c4e51846455ef70badd7def63fdb9c2e

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

    Filesize

    315B

    MD5

    a34ac19f4afae63adc5d2f7bc970c07f

    SHA1

    a82190fc530c265aa40a045c21770d967f4767b8

    SHA256

    d5a89e26beae0bc03ad18a0b0d1d3d75f87c32047879d25da11970cb5c4662a3

    SHA512

    42e53d96e5961e95b7a984d9c9778a1d3bd8ee0c87b8b3b515fa31f67c2d073c8565afc2f4b962c43668c4efa1e478da9bb0ecffa79479c7e880731bc4c55765

  • memory/1140-0-0x0000000000500000-0x0000000000510000-memory.dmp

    Filesize

    64KB

  • memory/1140-1-0x00000000006A0000-0x00000000006A6000-memory.dmp

    Filesize

    24KB

  • memory/1140-8-0x00000000006A0000-0x00000000006A6000-memory.dmp

    Filesize

    24KB

  • memory/1140-2-0x00000000007E0000-0x00000000007E6000-memory.dmp

    Filesize

    24KB

  • memory/1140-18-0x0000000000500000-0x0000000000510000-memory.dmp

    Filesize

    64KB

  • memory/4684-20-0x0000000000750000-0x0000000000756000-memory.dmp

    Filesize

    24KB

  • memory/4684-26-0x0000000000620000-0x0000000000626000-memory.dmp

    Filesize

    24KB

  • memory/4684-50-0x0000000000500000-0x0000000000510000-memory.dmp

    Filesize

    64KB