General

  • Target

    01a058544747cb9c40cd3244f872aaf6.bin

  • Size

    977KB

  • Sample

    230522-bcmttsga6x

  • MD5

    4bc71fcaf06bc8ffa23961a0d08256ac

  • SHA1

    91258b79cef35fe153de71a6c43008e9fa82c2dd

  • SHA256

    d82e1dd68e84dcf224d8aa0634dda76d4d5e04366118a4e0c76cc21f407991df

  • SHA512

    8c09b97a1be2484e5853c756dd3c5734adfddf90013b7309c9c01e032cf2cfb48e51048ec8fcab4bb0c312b0417b4c96d2e701b8de66058a9bb3a01be1fd73ce

  • SSDEEP

    24576:fFGF1kqPeAbfR7cjohNXo9YdidsrF48GgdBU6cqeSuZk2TH9ELUUXf:fk1brRAUnF0QUzSEXaLrXf

Malware Config

Extracted

Family

redline

Botnet

maxa

C2

77.91.124.251:19065

Attributes
  • auth_value

    3c06ec6b3eea9db7536a57bcc13f5bef

Targets

    • Target

      1e4058c6b0bd52150234dc9b3526be246f34340a43d57dde72b169320eb27c02.exe

    • Size

      1021KB

    • MD5

      01a058544747cb9c40cd3244f872aaf6

    • SHA1

      67774ac6c271abe04c35f5bc917db5e1eee55c4e

    • SHA256

      1e4058c6b0bd52150234dc9b3526be246f34340a43d57dde72b169320eb27c02

    • SHA512

      db4cd070fc7fa27b728186843d1724eee70186b45e268e6b6aa31049e845562bbc0e9aaad332c02637705bcfa31572cc13ae41eb9c83a8c1a784f5b4435cbb13

    • SSDEEP

      24576:My39B3Vr53HA6sqZ2St0xBH44DmJQZ+UYvd/VSt9:7DlF3HA6sqsK0xBHHxZ+dvVV

    • 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