General

  • Target

    b92a6fb28a4a073273ba1429ed324d0188606a38a3b6ea6b2fa1eda46083daf4

  • Size

    1.0MB

  • Sample

    230519-yjyagafg87

  • MD5

    ab915de0de89832813506d4dc2b7de7b

  • SHA1

    61365871fdf35251651f92b9620be277e966d928

  • SHA256

    b92a6fb28a4a073273ba1429ed324d0188606a38a3b6ea6b2fa1eda46083daf4

  • SHA512

    98cdce6314558912b34dca8884b9fdc51d0f88f03732bc1bfeec617f80488e58482526f1f67e14b2f92593a716066f13d20d1e351d4f0f07db0d270f58cbfbc0

  • SSDEEP

    24576:1yxkEWQPjn365PFRFA31Glr1n3/lIDi2E3vqnxNTheH:Qxkmr3IFA32tvKt4vqxNTY

Malware Config

Extracted

Family

redline

Botnet

duper

C2

77.91.68.253:19065

Attributes
  • auth_value

    57e17ebbdb18f4882b95fe05402ef1c8

Targets

    • Target

      b92a6fb28a4a073273ba1429ed324d0188606a38a3b6ea6b2fa1eda46083daf4

    • Size

      1.0MB

    • MD5

      ab915de0de89832813506d4dc2b7de7b

    • SHA1

      61365871fdf35251651f92b9620be277e966d928

    • SHA256

      b92a6fb28a4a073273ba1429ed324d0188606a38a3b6ea6b2fa1eda46083daf4

    • SHA512

      98cdce6314558912b34dca8884b9fdc51d0f88f03732bc1bfeec617f80488e58482526f1f67e14b2f92593a716066f13d20d1e351d4f0f07db0d270f58cbfbc0

    • SSDEEP

      24576:1yxkEWQPjn365PFRFA31Glr1n3/lIDi2E3vqnxNTheH:Qxkmr3IFA32tvKt4vqxNTY

    • Modifies Windows Defender Real-time Protection settings

    • RedLine

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

    • RedLine payload

    • 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

    • 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