General

  • Target

    510853a18e433573897258a3d6cb3248a41d689ced8f3b497045d4f542d01f89

  • Size

    1020KB

  • Sample

    230523-c2fmgsde56

  • MD5

    a49d00b3a318d4cbd17b200ecaefccb3

  • SHA1

    a672afedd4bc2e884e3d347a79176e8c5d39e62d

  • SHA256

    510853a18e433573897258a3d6cb3248a41d689ced8f3b497045d4f542d01f89

  • SHA512

    cf643f5cc0992e33074dd0c29cba11545d6fa988f97dc95709c8593e28426858bd147bb71a5ed2d3726f835a4f7a2a4b4db4c6ecbfb5c51f06bc32694ffe189a

  • SSDEEP

    24576:YyDbM2RtBr4zvAMbS1DJDfoAZNJ0qSA9bNKSA:fDbMC3JMb0xZv0+bNK

Malware Config

Extracted

Family

redline

Botnet

luxa

C2

77.91.68.157:19065

Attributes
  • auth_value

    2dda654f9abf47e50c7446be3ecc1806

Targets

    • Target

      510853a18e433573897258a3d6cb3248a41d689ced8f3b497045d4f542d01f89

    • Size

      1020KB

    • MD5

      a49d00b3a318d4cbd17b200ecaefccb3

    • SHA1

      a672afedd4bc2e884e3d347a79176e8c5d39e62d

    • SHA256

      510853a18e433573897258a3d6cb3248a41d689ced8f3b497045d4f542d01f89

    • SHA512

      cf643f5cc0992e33074dd0c29cba11545d6fa988f97dc95709c8593e28426858bd147bb71a5ed2d3726f835a4f7a2a4b4db4c6ecbfb5c51f06bc32694ffe189a

    • SSDEEP

      24576:YyDbM2RtBr4zvAMbS1DJDfoAZNJ0qSA9bNKSA:fDbMC3JMb0xZv0+bNK

    • LoaderBot

      LoaderBot is a loader written in .NET downloading and executing miners.

    • Modifies Windows Defender Real-time Protection settings

    • RedLine

      RedLine Stealer is a malware family written in C#, first appearing in early 2020.

    • RedLine payload

    • xmrig

      XMRig is a high performance, open source, cross platform CPU/GPU miner.

    • LoaderBot executable

    • XMRig Miner payload

    • Downloads MZ/PE file

    • 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