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General

  • Target

    f8b92033c0079bef8e916bea82ef4961cbb65f867d8448e20e9e2cc8abf594c1

  • Size

    1.0MB

  • Sample

    230521-gxdpjsge49

  • MD5

    23a345ba9481f42ae5768f8863bbe928

  • SHA1

    56f1c7f37d221372651d6ae0d207c37de383cf02

  • SHA256

    f8b92033c0079bef8e916bea82ef4961cbb65f867d8448e20e9e2cc8abf594c1

  • SHA512

    e308349f5d695a803caf6854ae4431513905f1ecfab4890e7fed08246b8c21e91d6cdc07d209746fc652208ef5e6a689ba82a073591752f0e06193e7d3fbad89

  • SSDEEP

    24576:PyrfHf+Izd0Rrw9zz03qgfXrMMUsfL6u4Xmum0uQal3JS:aD+Izd0Rrq03qgo5sCWTl3J

Malware Config

Extracted

Family

redline

Botnet

mixa

C2

185.161.248.37:4138

Attributes
  • auth_value

    9d14534b25ac495ab25b59800acf3bb2

Targets

    • Target

      f8b92033c0079bef8e916bea82ef4961cbb65f867d8448e20e9e2cc8abf594c1

    • Size

      1.0MB

    • MD5

      23a345ba9481f42ae5768f8863bbe928

    • SHA1

      56f1c7f37d221372651d6ae0d207c37de383cf02

    • SHA256

      f8b92033c0079bef8e916bea82ef4961cbb65f867d8448e20e9e2cc8abf594c1

    • SHA512

      e308349f5d695a803caf6854ae4431513905f1ecfab4890e7fed08246b8c21e91d6cdc07d209746fc652208ef5e6a689ba82a073591752f0e06193e7d3fbad89

    • SSDEEP

      24576:PyrfHf+Izd0Rrw9zz03qgfXrMMUsfL6u4Xmum0uQal3JS:aD+Izd0Rrq03qgo5sCWTl3J

    • 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