General

  • Target

    4c893a5bf31705f409ba7e37bb7db49cc9f8ec039e2f21ddee5a563565952dab

  • Size

    770KB

  • Sample

    230527-gf2p2sbb9z

  • MD5

    19f3fb77d9f90cb200da1c9f116f9561

  • SHA1

    81cca86c0fe3131b0162709a39e5f3c2daa51cbc

  • SHA256

    4c893a5bf31705f409ba7e37bb7db49cc9f8ec039e2f21ddee5a563565952dab

  • SHA512

    0c46ec99ef6bb74b0476969d707508b4824990b35f836be402101f5546b1b18788748544a8f246eb55e7b14a0d22ac0d21fcbb7ab5a11a4e2233aa18055bcddf

  • SSDEEP

    12288:cMrHy90RCla0JfHvzRh5jO+IlsUD1j8TVOA+aV18tnK8f9R3+NJLk3NTNSKh:Dyfk0JvvI+IldpwrUK8uvk3PSk

Malware Config

Extracted

Family

redline

Botnet

dusa

C2

83.97.73.127:19062

Attributes
  • auth_value

    ee896466545fedf9de5406175fb82de5

Extracted

Family

redline

Botnet

munder

C2

83.97.73.127:19062

Attributes
  • auth_value

    159bf350f6393f0d879c80a22059fba2

Targets

    • Target

      4c893a5bf31705f409ba7e37bb7db49cc9f8ec039e2f21ddee5a563565952dab

    • Size

      770KB

    • MD5

      19f3fb77d9f90cb200da1c9f116f9561

    • SHA1

      81cca86c0fe3131b0162709a39e5f3c2daa51cbc

    • SHA256

      4c893a5bf31705f409ba7e37bb7db49cc9f8ec039e2f21ddee5a563565952dab

    • SHA512

      0c46ec99ef6bb74b0476969d707508b4824990b35f836be402101f5546b1b18788748544a8f246eb55e7b14a0d22ac0d21fcbb7ab5a11a4e2233aa18055bcddf

    • SSDEEP

      12288:cMrHy90RCla0JfHvzRh5jO+IlsUD1j8TVOA+aV18tnK8f9R3+NJLk3NTNSKh:Dyfk0JvvI+IldpwrUK8uvk3PSk

    • 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.

    • 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