General

  • Target

    f8d879cd12c608b2e6c7dd91bea7031827636f40502a961a5f3aef9624c49b07.bin

  • Size

    1.5MB

  • Sample

    230501-x3ndyafe73

  • MD5

    d556d923b05c9fe50a9a86a26b4d36db

  • SHA1

    5456936fae7c9fb888339d5cc13da28896ccc9e2

  • SHA256

    f8d879cd12c608b2e6c7dd91bea7031827636f40502a961a5f3aef9624c49b07

  • SHA512

    2b83e44615069439a61c2c2dcbdc73158cd24e13ef62ba9042fd692332754fbeb2913035aceb2ea6012c7a517ee63a24d2527632f1cb9a9b76e48b26a1e8e8f4

  • SSDEEP

    24576:QyB6iOo566+OYTUgWbQfqP54dJ63uxSn/9GU/P7KmoR/9mVD4QLrUy9:XB6dUYT7q+j6+aVDbgOs+

Malware Config

Extracted

Family

redline

Botnet

most

C2

185.161.248.73:4164

Attributes
  • auth_value

    7da4dfa153f2919e617aa016f7c36008

Extracted

Family

redline

Botnet

gena

C2

185.161.248.73:4164

Attributes
  • auth_value

    d05bf43eef533e262271449829751d07

Targets

    • Target

      f8d879cd12c608b2e6c7dd91bea7031827636f40502a961a5f3aef9624c49b07.bin

    • Size

      1.5MB

    • MD5

      d556d923b05c9fe50a9a86a26b4d36db

    • SHA1

      5456936fae7c9fb888339d5cc13da28896ccc9e2

    • SHA256

      f8d879cd12c608b2e6c7dd91bea7031827636f40502a961a5f3aef9624c49b07

    • SHA512

      2b83e44615069439a61c2c2dcbdc73158cd24e13ef62ba9042fd692332754fbeb2913035aceb2ea6012c7a517ee63a24d2527632f1cb9a9b76e48b26a1e8e8f4

    • SSDEEP

      24576:QyB6iOo566+OYTUgWbQfqP54dJ63uxSn/9GU/P7KmoR/9mVD4QLrUy9:XB6dUYT7q+j6+aVDbgOs+

    • Detects Redline Stealer samples

      This rule detects the presence of Redline Stealer samples based on their unique strings.

    • 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.

    • Windows security modification

    • 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.

MITRE ATT&CK Enterprise v6

Tasks