General

  • Target

    2ecc5d67741f5b9f68e72e552cc8e3a78cf35276ab7dd7a10ae29798cd20df51

  • Size

    1.1MB

  • Sample

    230514-nmlezaea81

  • MD5

    99a39c8108e09b5553b405055eba3153

  • SHA1

    9f3c2738421a30b050cfbd3943f0dfef73106f13

  • SHA256

    2ecc5d67741f5b9f68e72e552cc8e3a78cf35276ab7dd7a10ae29798cd20df51

  • SHA512

    21fd4c1816df9effa7ed42d188e5c0122222e8cb2e806541678af39efe5af8122a649c31bfdb8c14c88f65629863cf164d2e7930eb5e742b55a947388d13ddf2

  • SSDEEP

    24576:3yFxnIp0Ht0fGgsQeq64MivH8rA+3vpnkb3wIP32Q0:CFxnM0N0fzeq8i/HKpnkbwzQ

Malware Config

Extracted

Family

redline

Botnet

messi

C2

185.161.248.75:4132

Attributes
  • auth_value

    b602b28664bb738e322d37baab91db28

Extracted

Family

redline

Botnet

warum

C2

185.161.248.75:4132

Attributes
  • auth_value

    0bdb2dda91dadc65f555dee088a6a2a4

Targets

    • Target

      2ecc5d67741f5b9f68e72e552cc8e3a78cf35276ab7dd7a10ae29798cd20df51

    • Size

      1.1MB

    • MD5

      99a39c8108e09b5553b405055eba3153

    • SHA1

      9f3c2738421a30b050cfbd3943f0dfef73106f13

    • SHA256

      2ecc5d67741f5b9f68e72e552cc8e3a78cf35276ab7dd7a10ae29798cd20df51

    • SHA512

      21fd4c1816df9effa7ed42d188e5c0122222e8cb2e806541678af39efe5af8122a649c31bfdb8c14c88f65629863cf164d2e7930eb5e742b55a947388d13ddf2

    • SSDEEP

      24576:3yFxnIp0Ht0fGgsQeq64MivH8rA+3vpnkb3wIP32Q0:CFxnM0N0fzeq8i/HKpnkbwzQ

    • 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