Analysis

  • max time kernel
    182s
  • max time network
    193s
  • platform
    windows7_x64
  • resource
    win7-20220414-en
  • submitted
    03-07-2022 16:38

General

  • Target

    3b60b3883ed0d9cc65de0d3f4aa774a065b5a8d3f45506eebee26ddf20b8e065.exe

  • Size

    1.1MB

  • MD5

    e64ffb9762baa56fca2dcf788e671c19

  • SHA1

    8381cebdb657bb18b351a48e0e51c00b454bb0e1

  • SHA256

    3b60b3883ed0d9cc65de0d3f4aa774a065b5a8d3f45506eebee26ddf20b8e065

  • SHA512

    bb9be63aa5c428fd896349effd8c8d0f7c81781237eb02e6f05a63ae271393812ba1f7e0acada59aba9a953a7b072c45034cc254e3fa8a70581301553b2bd84e

Malware Config

Signatures

  • Troldesh, Shade, Encoder.858

    Troldesh is a ransomware spread by malspam.

  • UPX packed file 3 IoCs

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

  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Adds Run key to start application 2 TTPs 2 IoCs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of UnmapMainImage 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\3b60b3883ed0d9cc65de0d3f4aa774a065b5a8d3f45506eebee26ddf20b8e065.exe
    "C:\Users\Admin\AppData\Local\Temp\3b60b3883ed0d9cc65de0d3f4aa774a065b5a8d3f45506eebee26ddf20b8e065.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of UnmapMainImage
    PID:1420

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1420-54-0x0000000075DF1000-0x0000000075DF3000-memory.dmp

    Filesize

    8KB

  • memory/1420-55-0x0000000000610000-0x00000000006E5000-memory.dmp

    Filesize

    852KB

  • memory/1420-56-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/1420-57-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB

  • memory/1420-58-0x0000000000400000-0x0000000000608000-memory.dmp

    Filesize

    2.0MB