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General

  • Target

    f4e1d1d42a40d113e4e5b4e9eac71b866138743514437120d74a1141428caccf

  • Size

    730KB

  • Sample

    230530-2rsxhacc81

  • MD5

    87698f464c135ac05023cd8c3ec5ec95

  • SHA1

    e10ba4786aa3e80f56e105587b6e09a09911c440

  • SHA256

    f4e1d1d42a40d113e4e5b4e9eac71b866138743514437120d74a1141428caccf

  • SHA512

    ab1c835a7798e3685f8e14829b26684b7c3c532d5f2c48b4268fdae96ef22c4d043365a14252e9aed1325773e75606a0ed18545bf82e091f3783395408c38c70

  • SSDEEP

    12288:fMrFy902fALvlIPOWRsOZLVBRjZ1PExGWBPNcZkIAOd24nJuQ3uKn71Enqpg6XPf:2yFALuGOdR/EUWBlcZkIAk2gKKn71EnG

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

      f4e1d1d42a40d113e4e5b4e9eac71b866138743514437120d74a1141428caccf

    • Size

      730KB

    • MD5

      87698f464c135ac05023cd8c3ec5ec95

    • SHA1

      e10ba4786aa3e80f56e105587b6e09a09911c440

    • SHA256

      f4e1d1d42a40d113e4e5b4e9eac71b866138743514437120d74a1141428caccf

    • SHA512

      ab1c835a7798e3685f8e14829b26684b7c3c532d5f2c48b4268fdae96ef22c4d043365a14252e9aed1325773e75606a0ed18545bf82e091f3783395408c38c70

    • SSDEEP

      12288:fMrFy902fALvlIPOWRsOZLVBRjZ1PExGWBPNcZkIAOd24nJuQ3uKn71Enqpg6XPf:2yFALuGOdR/EUWBlcZkIAk2gKKn71EnG

    • 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