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General

  • Target

    reporter163.exe

  • Size

    1021KB

  • Sample

    230522-hfcllahd4w

  • MD5

    8d76b08a5b6cc736a363681616eb8836

  • SHA1

    91914721b74e4556d41e117ac98d409844c983b6

  • SHA256

    9615d71b3324032d22fa07d1ab4c1b0dcc35efb75f48798f98b413eea724a5a3

  • SHA512

    ec12916141e944a3d9ba3a56d7782c1d2f323db9a4bdaf93d55bb38e42c3a39499ee1bbec0c6925d9abd662f76a20678cc5ce5e8580f9b0bf1e36b058a401e8d

  • SSDEEP

    24576:gy7ghSR8zUqvUWCWHHDZq4xwge1i9V4P:nZsUqv9DcUD+

Malware Config

Extracted

Family

redline

Botnet

luza

C2

185.161.248.37:4138

Attributes
  • auth_value

    1261701914d508e02e8b4f25d38bc7f9

Targets

    • Target

      reporter163.exe

    • Size

      1021KB

    • MD5

      8d76b08a5b6cc736a363681616eb8836

    • SHA1

      91914721b74e4556d41e117ac98d409844c983b6

    • SHA256

      9615d71b3324032d22fa07d1ab4c1b0dcc35efb75f48798f98b413eea724a5a3

    • SHA512

      ec12916141e944a3d9ba3a56d7782c1d2f323db9a4bdaf93d55bb38e42c3a39499ee1bbec0c6925d9abd662f76a20678cc5ce5e8580f9b0bf1e36b058a401e8d

    • SSDEEP

      24576:gy7ghSR8zUqvUWCWHHDZq4xwge1i9V4P:nZsUqv9DcUD+

    • Modifies Windows Defender Real-time Protection settings

    • RedLine

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

    • RedLine payload

    • 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 local data of messenger clients

      Infostealers often target stored data of messaging applications, which can include saved credentials and account information.

    • Reads user/profile data of local email clients

      Email clients store some user data on disk where infostealers will often target it.

    • Reads user/profile data of web browsers

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

    • UPX packed file

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

    • 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.

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v6

Tasks