Windows 7 deprecation

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

Analysis

  • max time kernel
    148s
  • max time network
    150s
  • 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, 04:26

General

  • Target

    2024-06-03_52373466b7674e49e7b8cfafc00bae34_cryptolocker.exe

  • Size

    37KB

  • MD5

    52373466b7674e49e7b8cfafc00bae34

  • SHA1

    42946ad853b08372538eaed7bca7c7d6435440a4

  • SHA256

    711c05bc6ec2b9cef23593d72207307b5edb63ab71351d0063ece0635a2aceba

  • SHA512

    2c78c5a34a77493451fda92880c845bbf0fffc03df1289c1d078057d961165fffc598c08307f1bb63a71e6e722bba4ce0d6481665d5cadbfac17df5bf6490a6b

  • SSDEEP

    768:qUmnjFom/kLyMro2GtOOtEvwDpjeMLam5axK3VKLz:qUmnpomddpMOtEvwDpjjaYaQQz

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\2024-06-03_52373466b7674e49e7b8cfafc00bae34_cryptolocker.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-06-03_52373466b7674e49e7b8cfafc00bae34_cryptolocker.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:1192
    • C:\Users\Admin\AppData\Local\Temp\asih.exe
      "C:\Users\Admin\AppData\Local\Temp\asih.exe"
      2⤵
      • Executes dropped EXE
      PID:4916

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

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

    Filesize

    37KB

    MD5

    38ddb2b13f992dcf89181735e0c4f3a5

    SHA1

    902840570b4f2c0b5d36cd77e9be44323329984c

    SHA256

    c0d9e0dc8ab794c3413129c9fc90058918a103c36e3a4d09d539c0c9f91cfc6b

    SHA512

    a870d58c22b7843b7050c00586ba567523ebab52a588925425fe3cf76dc48d6fd648c1c5388304e38a3e2e3fec199efa1519598e4a75e16fd6621313523e0a1e

  • memory/1192-0-0x0000000000500000-0x000000000050F000-memory.dmp

    Filesize

    60KB

  • memory/1192-1-0x00000000007B0000-0x00000000007B6000-memory.dmp

    Filesize

    24KB

  • memory/1192-2-0x00000000020F0000-0x00000000020F6000-memory.dmp

    Filesize

    24KB

  • memory/1192-9-0x00000000007B0000-0x00000000007B6000-memory.dmp

    Filesize

    24KB

  • memory/1192-16-0x0000000000500000-0x000000000050F000-memory.dmp

    Filesize

    60KB

  • memory/4916-18-0x0000000000500000-0x000000000050F000-memory.dmp

    Filesize

    60KB

  • memory/4916-20-0x0000000000870000-0x0000000000876000-memory.dmp

    Filesize

    24KB

  • memory/4916-26-0x0000000000660000-0x0000000000666000-memory.dmp

    Filesize

    24KB

  • memory/4916-27-0x0000000000500000-0x000000000050F000-memory.dmp

    Filesize

    60KB