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General

  • Target

    c1fa21f4b19f6ec480b46ad5d00cc71f393ff1854903b041841928efe4461b99

  • Size

    1.1MB

  • Sample

    230513-bnemlafa48

  • MD5

    ec3ee8050124ae9c2ba51fe86c561b87

  • SHA1

    4baec90996fbe71b5f40352e492f586e62cbe9b1

  • SHA256

    c1fa21f4b19f6ec480b46ad5d00cc71f393ff1854903b041841928efe4461b99

  • SHA512

    727dd87755452ed57f767e8d9e2d9710c9ddfa07a6176c2e4647e617c8b8bf016439a5a92b875681d072914f9c1a5241e54f243b54ac00f3d475aaac14b4c633

  • SSDEEP

    24576:+y1tWemcmYnh6lKFknX8dTRHqzIHb2o3umMUmxG6fzx/iAbCz:NzWeCYnuKFknXyqzIqo3umMUmxG6fRLu

Malware Config

Extracted

Family

redline

Botnet

masta

C2

185.161.248.75:4132

Attributes
  • auth_value

    57f23b6b74d0f680c5a0c8ac9f52bd75

Extracted

Family

redline

Botnet

joana

C2

185.161.248.75:4132

Attributes
  • auth_value

    85090ed112d639bb782481da2912487a

Targets

    • Target

      c1fa21f4b19f6ec480b46ad5d00cc71f393ff1854903b041841928efe4461b99

    • Size

      1.1MB

    • MD5

      ec3ee8050124ae9c2ba51fe86c561b87

    • SHA1

      4baec90996fbe71b5f40352e492f586e62cbe9b1

    • SHA256

      c1fa21f4b19f6ec480b46ad5d00cc71f393ff1854903b041841928efe4461b99

    • SHA512

      727dd87755452ed57f767e8d9e2d9710c9ddfa07a6176c2e4647e617c8b8bf016439a5a92b875681d072914f9c1a5241e54f243b54ac00f3d475aaac14b4c633

    • SSDEEP

      24576:+y1tWemcmYnh6lKFknX8dTRHqzIHb2o3umMUmxG6fzx/iAbCz:NzWeCYnuKFknXyqzIqo3umMUmxG6fRLu

    • 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

    • 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