General

  • Target

    f1c442f87d3bd4c77de9840183c2a6987b96461b01c8c990f959bb945ad638ce

  • Size

    1020KB

  • Sample

    230523-cnyk5sec7y

  • MD5

    741fbf21903f1521ccce5e91abbe34be

  • SHA1

    bb28542eed0ab70bf3a01f97cd00ab3c00714fb4

  • SHA256

    f1c442f87d3bd4c77de9840183c2a6987b96461b01c8c990f959bb945ad638ce

  • SHA512

    2d20a9374a1396e2bfb8dffd68ae9d99bdbac50b5695242bdaa1f93b3e2a8e81963aa8c6acb8e337b212aac0fbff2153a53f5fbbc42e1afe30637993c48c17f8

  • SSDEEP

    24576:Gyvpa13VZKVF/OjVoFZQMvDtnJdGESlWRws+ZXGLYjWxbhSuj9Y44K:Vvk3VmOjVSZ9QliMXG6WxVt244

Malware Config

Extracted

Family

redline

Botnet

luxa

C2

77.91.68.157:19065

Attributes
  • auth_value

    2dda654f9abf47e50c7446be3ecc1806

Targets

    • Target

      f1c442f87d3bd4c77de9840183c2a6987b96461b01c8c990f959bb945ad638ce

    • Size

      1020KB

    • MD5

      741fbf21903f1521ccce5e91abbe34be

    • SHA1

      bb28542eed0ab70bf3a01f97cd00ab3c00714fb4

    • SHA256

      f1c442f87d3bd4c77de9840183c2a6987b96461b01c8c990f959bb945ad638ce

    • SHA512

      2d20a9374a1396e2bfb8dffd68ae9d99bdbac50b5695242bdaa1f93b3e2a8e81963aa8c6acb8e337b212aac0fbff2153a53f5fbbc42e1afe30637993c48c17f8

    • SSDEEP

      24576:Gyvpa13VZKVF/OjVoFZQMvDtnJdGESlWRws+ZXGLYjWxbhSuj9Y44K:Vvk3VmOjVSZ9QliMXG6WxVt244

    • 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

    • 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