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General

  • Target

    074c9964f9485771bce6a7f945297ef2.exe

  • Size

    1021KB

  • Sample

    230518-z7wbfsch2w

  • MD5

    074c9964f9485771bce6a7f945297ef2

  • SHA1

    bff9faa86c1f22d1b58487762a20e2f6f224ff0d

  • SHA256

    2ed81c8a70821f622a4032f6fefc00a25c4cce03df139afe47f3d0d4209dc972

  • SHA512

    05366d213ae54c547412a45e014cb943f18770664fe2f9986c73acc6a9807910b4c2acb47419d545bf50f4c2d46915d87eb572e425090c5f84398558347595b6

  • SSDEEP

    24576:DyJr1oGVE1N5G5suTW15qY7QQ0VLfzut4c:W51o6E1NPu4X0VLLu

Malware Config

Extracted

Family

redline

Botnet

laxak

C2

77.91.68.253:41783

Attributes
  • auth_value

    9f2cf0f93f412b5c2e152400023c0fc3

Targets

    • Target

      074c9964f9485771bce6a7f945297ef2.exe

    • Size

      1021KB

    • MD5

      074c9964f9485771bce6a7f945297ef2

    • SHA1

      bff9faa86c1f22d1b58487762a20e2f6f224ff0d

    • SHA256

      2ed81c8a70821f622a4032f6fefc00a25c4cce03df139afe47f3d0d4209dc972

    • SHA512

      05366d213ae54c547412a45e014cb943f18770664fe2f9986c73acc6a9807910b4c2acb47419d545bf50f4c2d46915d87eb572e425090c5f84398558347595b6

    • SSDEEP

      24576:DyJr1oGVE1N5G5suTW15qY7QQ0VLfzut4c:W51o6E1NPu4X0VLLu

    • 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