General

  • Target

    7c32c112ddebd258c1b1e10f8ef1ace4e90d5840191b90478d9efa23d8881644

  • Size

    1020KB

  • Sample

    230519-wq3gnafb47

  • MD5

    a1e59c770f0d8bfab524b43c3f7e5476

  • SHA1

    e82b213235f0c5bbea82a033a09444c10e8909e4

  • SHA256

    7c32c112ddebd258c1b1e10f8ef1ace4e90d5840191b90478d9efa23d8881644

  • SHA512

    88682432a2e95839fcba0c7a2072022a7aa0edd54cec18bf303207b8d33406a7952cb299897dee8f5fcd814dd784ff30662262fa2131de0f526177d37606b766

  • SSDEEP

    24576:Vy5ITbEOycetniL89kjc2/+qCjsnDT6Twb:w5eretn/9ecONfP

Malware Config

Extracted

Family

redline

Botnet

duper

C2

77.91.68.253:19065

Attributes
  • auth_value

    57e17ebbdb18f4882b95fe05402ef1c8

Targets

    • Target

      7c32c112ddebd258c1b1e10f8ef1ace4e90d5840191b90478d9efa23d8881644

    • Size

      1020KB

    • MD5

      a1e59c770f0d8bfab524b43c3f7e5476

    • SHA1

      e82b213235f0c5bbea82a033a09444c10e8909e4

    • SHA256

      7c32c112ddebd258c1b1e10f8ef1ace4e90d5840191b90478d9efa23d8881644

    • SHA512

      88682432a2e95839fcba0c7a2072022a7aa0edd54cec18bf303207b8d33406a7952cb299897dee8f5fcd814dd784ff30662262fa2131de0f526177d37606b766

    • SSDEEP

      24576:Vy5ITbEOycetniL89kjc2/+qCjsnDT6Twb:w5eretn/9ecONfP

    • 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