General

  • Target

    88ef77d5817e91b6d592b082524d281b3460ae6172b7d04426e236219d60380b

  • Size

    1.0MB

  • Sample

    230520-y35tnaee54

  • MD5

    6ce49291e7421daec87bfbc1ba515c6e

  • SHA1

    b921aca95bd1c2b62c3ddd7830ad0da8ee6fe8e0

  • SHA256

    88ef77d5817e91b6d592b082524d281b3460ae6172b7d04426e236219d60380b

  • SHA512

    1cfb4f232e9b8822a54bc94fe1cf895cb2629b92667206c1b4d71badba348d19265bf4dc2f9408aedda1517d2460daec0ca0c75c6eb7257b4aa2f4ca1034ea6f

  • SSDEEP

    24576:tylTdwH9myQp7OqU3mqiwju6ki2KyFrTs4t1Q:IlZm9Up7OqU2qL2NFrTj

Malware Config

Extracted

Family

redline

Botnet

maxa

C2

77.91.124.251:19065

Attributes
  • auth_value

    3c06ec6b3eea9db7536a57bcc13f5bef

Targets

    • Target

      88ef77d5817e91b6d592b082524d281b3460ae6172b7d04426e236219d60380b

    • Size

      1.0MB

    • MD5

      6ce49291e7421daec87bfbc1ba515c6e

    • SHA1

      b921aca95bd1c2b62c3ddd7830ad0da8ee6fe8e0

    • SHA256

      88ef77d5817e91b6d592b082524d281b3460ae6172b7d04426e236219d60380b

    • SHA512

      1cfb4f232e9b8822a54bc94fe1cf895cb2629b92667206c1b4d71badba348d19265bf4dc2f9408aedda1517d2460daec0ca0c75c6eb7257b4aa2f4ca1034ea6f

    • SSDEEP

      24576:tylTdwH9myQp7OqU3mqiwju6ki2KyFrTs4t1Q:IlZm9Up7OqU2qL2NFrTj

    • 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