General

  • Target

    e1b4a60548d108809f53c5b827cf4e4e3782c4bd56feb4880d28a008a7cb3131

  • Size

    1021KB

  • Sample

    230523-cqr65sde26

  • MD5

    fc2fa984746378094fd8e4a732c9d932

  • SHA1

    a6423b636c49f3c8b613fadf808d54a1d8a34a78

  • SHA256

    e1b4a60548d108809f53c5b827cf4e4e3782c4bd56feb4880d28a008a7cb3131

  • SHA512

    6298a88291d41d3ad2c139f740772e2a4ee6cac4c3b64d88a3d0832543a4d8e2c6700809671f30bd0274418d26c5e1ab07360afc335a8dc8ef39c425e49d1caf

  • SSDEEP

    24576:mypXPykpvsO+v6xr/DtcURSx/Ykz+2w9f1T:1JFRfJm/Yk7w9f

Malware Config

Extracted

Family

redline

Botnet

luxa

C2

77.91.68.157:19065

Attributes
  • auth_value

    2dda654f9abf47e50c7446be3ecc1806

Targets

    • Target

      e1b4a60548d108809f53c5b827cf4e4e3782c4bd56feb4880d28a008a7cb3131

    • Size

      1021KB

    • MD5

      fc2fa984746378094fd8e4a732c9d932

    • SHA1

      a6423b636c49f3c8b613fadf808d54a1d8a34a78

    • SHA256

      e1b4a60548d108809f53c5b827cf4e4e3782c4bd56feb4880d28a008a7cb3131

    • SHA512

      6298a88291d41d3ad2c139f740772e2a4ee6cac4c3b64d88a3d0832543a4d8e2c6700809671f30bd0274418d26c5e1ab07360afc335a8dc8ef39c425e49d1caf

    • SSDEEP

      24576:mypXPykpvsO+v6xr/DtcURSx/Ykz+2w9f1T:1JFRfJm/Yk7w9f

    • 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

    • 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