General

  • Target

    86a455de0eab700613dc5b9138d291f273caed14c0e26fb7f5f30468a8ab5cfd

  • Size

    731KB

  • Sample

    230531-eax4kada8v

  • MD5

    a67c75cbf7a7fa86efd17fbcdb3ab4c7

  • SHA1

    100be100dee43f2a77daf4af02a127976a4bb383

  • SHA256

    86a455de0eab700613dc5b9138d291f273caed14c0e26fb7f5f30468a8ab5cfd

  • SHA512

    6c685056f55c0064892fdbb5943a13c6b6eb035669300c99c52ad7f3ebf95dfe47a2a2d68e86f2e644c5a0d38a83fa55fc7d15c57fd81e54e06fc2a57c69a148

  • SSDEEP

    12288:EMrhy90oT/efAEkxUkur49fb2N/VunOKdTmQ2n7K5:ly5Wf7kukur2e9unldiQ274

Malware Config

Extracted

Family

redline

Botnet

dusa

C2

83.97.73.127:19045

Attributes
  • auth_value

    ee896466545fedf9de5406175fb82de5

Extracted

Family

redline

Botnet

tinda

C2

83.97.73.127:19045

Attributes
  • auth_value

    88da3924455f4ba3a1b76cd03af918bb

Targets

    • Target

      86a455de0eab700613dc5b9138d291f273caed14c0e26fb7f5f30468a8ab5cfd

    • Size

      731KB

    • MD5

      a67c75cbf7a7fa86efd17fbcdb3ab4c7

    • SHA1

      100be100dee43f2a77daf4af02a127976a4bb383

    • SHA256

      86a455de0eab700613dc5b9138d291f273caed14c0e26fb7f5f30468a8ab5cfd

    • SHA512

      6c685056f55c0064892fdbb5943a13c6b6eb035669300c99c52ad7f3ebf95dfe47a2a2d68e86f2e644c5a0d38a83fa55fc7d15c57fd81e54e06fc2a57c69a148

    • SSDEEP

      12288:EMrhy90oT/efAEkxUkur49fb2N/VunOKdTmQ2n7K5:ly5Wf7kukur2e9unldiQ274

    • Modifies Windows Defender Real-time Protection settings

    • RedLine

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

    • 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.

    • 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 v6

Tasks