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General

  • Target

    NEAS.b547839633a330492f0d8afe056b9083701c145f39679602e4cb3a5f3e53ab37_JC.exe

  • Size

    271KB

  • Sample

    231008-tyfxhsec2v

  • MD5

    a434b3fd28418de82d65a2592bfb5c97

  • SHA1

    d663fc3f01d8ab233b2aed6f9450b4838311a13d

  • SHA256

    b547839633a330492f0d8afe056b9083701c145f39679602e4cb3a5f3e53ab37

  • SHA512

    69f11a33a6dd96e92d5b57af3df9248b68e2442852a5470a2ceac260dee0a3378ddc4ea11d0e1151812d9f55bf9128afa9ad5d5786f8de4b05aa4e7d3e2d7075

  • SSDEEP

    6144:sDafTqHz6GV3Dmsiwyf0LvfhYuJAOcrIX9H5JAQrQS:sDa7QzZV36YLquJkGrrQS

Malware Config

Extracted

Family

smokeloader

Version

2022

C2

http://77.91.68.29/fks/

rc4.i32
rc4.i32

Extracted

Family

amadey

Version

3.89

C2

http://77.91.124.1/theme/index.php

Attributes
  • install_dir

    fefffe8cea

  • install_file

    explothe.exe

  • strings_key

    36a96139c1118a354edf72b1080d4b2f

rc4.plain

Extracted

Family

amadey

Version

3.83

C2

http://5.42.65.80/8bmeVwqx/index.php

Attributes
  • install_dir

    207aa4515d

  • install_file

    oneetx.exe

  • strings_key

    3e634dd0840c68ae2ced83c2be7bf0d4

rc4.plain

Extracted

Family

redline

Botnet

magia

C2

77.91.124.55:19071

Extracted

Family

redline

Botnet

lutyr

C2

77.91.124.55:19071

Targets

    • Target

      NEAS.b547839633a330492f0d8afe056b9083701c145f39679602e4cb3a5f3e53ab37_JC.exe

    • Size

      271KB

    • MD5

      a434b3fd28418de82d65a2592bfb5c97

    • SHA1

      d663fc3f01d8ab233b2aed6f9450b4838311a13d

    • SHA256

      b547839633a330492f0d8afe056b9083701c145f39679602e4cb3a5f3e53ab37

    • SHA512

      69f11a33a6dd96e92d5b57af3df9248b68e2442852a5470a2ceac260dee0a3378ddc4ea11d0e1151812d9f55bf9128afa9ad5d5786f8de4b05aa4e7d3e2d7075

    • SSDEEP

      6144:sDafTqHz6GV3Dmsiwyf0LvfhYuJAOcrIX9H5JAQrQS:sDa7QzZV36YLquJkGrrQS

    • 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.

    • Detected google phishing page

    • Detects Healer an antivirus disabler dropper

    • Healer

      Healer an antivirus disabler dropper.

    • Modifies Windows Defender Real-time Protection settings

    • 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.

    • Downloads MZ/PE file

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads user/profile data of web browsers

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

    • Windows security modification

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • Adds Run key to start application

    • Checks installed software on the system

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

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks