General

  • Target

    2427c4136f076209aa1a02f73de750af02448d0a9d5b45895e3a56ef30083aba

  • Size

    778KB

  • Sample

    230604-bkxzrsbb5v

  • MD5

    5aea21db9e67c39c6205a04a692008a2

  • SHA1

    9223b305519986e1d631dd285df4d08f6616e19f

  • SHA256

    2427c4136f076209aa1a02f73de750af02448d0a9d5b45895e3a56ef30083aba

  • SHA512

    43939993fa3eb4e7cab7585f7c2a819fb6825ad629d96319eeaff6ab4f4ae10adde585917e69f736faa7ce56754c4df1d60cefc32f39cfa6de720c422218850e

  • SSDEEP

    12288:CMr0y90RXYe8JmAZs8Kps11Dxb1d4GHVXtLFWRWn1q0W8LEEDCAPABPn:6yKXYRJpW8/D5lRtLFL1q0lfXP8n

Malware Config

Extracted

Family

redline

Botnet

dusa

C2

83.97.73.126:19046

Attributes
  • auth_value

    ee896466545fedf9de5406175fb82de5

Extracted

Family

redline

Botnet

brain

C2

83.97.73.126:19046

Attributes
  • auth_value

    5fb8269baadec0c49899b9a7a0c8851f

Targets

    • Target

      2427c4136f076209aa1a02f73de750af02448d0a9d5b45895e3a56ef30083aba

    • Size

      778KB

    • MD5

      5aea21db9e67c39c6205a04a692008a2

    • SHA1

      9223b305519986e1d631dd285df4d08f6616e19f

    • SHA256

      2427c4136f076209aa1a02f73de750af02448d0a9d5b45895e3a56ef30083aba

    • SHA512

      43939993fa3eb4e7cab7585f7c2a819fb6825ad629d96319eeaff6ab4f4ae10adde585917e69f736faa7ce56754c4df1d60cefc32f39cfa6de720c422218850e

    • SSDEEP

      12288:CMr0y90RXYe8JmAZs8Kps11Dxb1d4GHVXtLFWRWn1q0W8LEEDCAPABPn:6yKXYRJpW8/D5lRtLFL1q0lfXP8n

    • 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