General

  • Target

    4278a8fbe7d61b08f0c1fc3baf714c549c04c014808c6fa63054f086e3d94a7b

  • Size

    1020KB

  • Sample

    230523-smt5bsgg2x

  • MD5

    5aa0a1282685cfc454548ebcac7e6ad3

  • SHA1

    0961921632cef969c4b6e61a92c03504a8ed6187

  • SHA256

    4278a8fbe7d61b08f0c1fc3baf714c549c04c014808c6fa63054f086e3d94a7b

  • SHA512

    69d919d3eb04fb4fcb3cf0b3b427b2e179bfd93470fb536aaf2c90477d43a883f41ba45c649718ff3e54c3ffe77cbeb620d20c280c7b70d49653e338fd9ff759

  • SSDEEP

    24576:VyPSDYAQACyoxJvEU2Sk2Liw/NpUy8QHy8unDh+kyhUa:wPeYYoYQL/MyZHfuDw

Malware Config

Extracted

Family

redline

Botnet

lupa

C2

83.97.73.122:19062

Attributes
  • auth_value

    6a764aa41830c77712442516d143bc9c

Targets

    • Target

      4278a8fbe7d61b08f0c1fc3baf714c549c04c014808c6fa63054f086e3d94a7b

    • Size

      1020KB

    • MD5

      5aa0a1282685cfc454548ebcac7e6ad3

    • SHA1

      0961921632cef969c4b6e61a92c03504a8ed6187

    • SHA256

      4278a8fbe7d61b08f0c1fc3baf714c549c04c014808c6fa63054f086e3d94a7b

    • SHA512

      69d919d3eb04fb4fcb3cf0b3b427b2e179bfd93470fb536aaf2c90477d43a883f41ba45c649718ff3e54c3ffe77cbeb620d20c280c7b70d49653e338fd9ff759

    • SSDEEP

      24576:VyPSDYAQACyoxJvEU2Sk2Liw/NpUy8QHy8unDh+kyhUa:wPeYYoYQL/MyZHfuDw

    • 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