General

  • Target

    ef5182e386c1b5e967b1a0453f1438fdd0b0a301a44144ea579da7b6e6b40e05.zip

  • Size

    1.7MB

  • Sample

    240402-mbqd4sfb49

  • MD5

    c9a592336f42e66ebe20ae54ed03e60d

  • SHA1

    fbdd8a76ff0dabd508e53a0632bfbdf965e0c52d

  • SHA256

    e894e512fe27660f40186ef22b1733258ef7ba38e246f3ec63faca9bee473526

  • SHA512

    e1a3b9c3964cf2748e6b4224d8d2905cdecfd292020700c48b72c8dfa8f270de631c871ee8aae53ca88a40dc4733dab80fff0ddf5059fa7926efcbe26927e127

  • SSDEEP

    49152:mWJ5aEnM5eqcfhk9YMJm/05jtWc1xPyEFvtUmxJ:BBnlfhxkvhD/vdP

Malware Config

Extracted

Family

smokeloader

Version

2022

C2

http://77.91.68.29/fks/

rc4.i32
rc4.i32

Extracted

Family

redline

Botnet

homed

C2

109.107.182.133:19084

Extracted

Family

amadey

Version

3.89

C2

http://77.91.124.1

Attributes
  • install_dir

    fefffe8cea

  • install_file

    explothe.exe

  • strings_key

    36a96139c1118a354edf72b1080d4b2f

  • url_paths

    /theme/index.php

rc4.plain

Targets

    • Target

      ef5182e386c1b5e967b1a0453f1438fdd0b0a301a44144ea579da7b6e6b40e05.exe

    • Size

      1.8MB

    • MD5

      a3c11e627b5f362ae70343be367590de

    • SHA1

      7a858fd003632d1369cd5ad0b9540d9263e644a9

    • SHA256

      ef5182e386c1b5e967b1a0453f1438fdd0b0a301a44144ea579da7b6e6b40e05

    • SHA512

      52cc56af05f10687351eead59bebd184cb42cd926f9496c79decb68fb022ac5db97ee7cfc28980982b1f3659dd57484fab0731d2667cb486adef343c3fa77142

    • SSDEEP

      49152:1qyyS5eqlIz8PH38ed53gNMN9goXJA70XIqLj:nyAnlrPV3COPXfXI

    • Amadey

      Amadey bot is a simple trojan bot primarily used for collecting reconnaissance information.

    • DcRat

      DarkCrystal(DC) is a new .NET RAT active since June 2019 capable of loading additional plugins.

    • Detect Mystic stealer payload

    • Modifies Windows Defender Real-time Protection settings

    • Mystic

      Mystic is an infostealer written in C++.

    • RedLine

      RedLine Stealer is a malware family written in C#, first appearing in early 2020.

    • RedLine payload

    • SmokeLoader

      Modular backdoor trojan in use since 2014.

    • Checks computer location settings

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

    • Executes dropped EXE

    • UPX packed file

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

    • Windows security modification

    • Adds Run key to start application

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks