General

  • Target

    4a66d7799c5454f6a5a7d9f0b7e4d198

  • Size

    62KB

  • Sample

    240108-eqz8vsaghq

  • MD5

    4a66d7799c5454f6a5a7d9f0b7e4d198

  • SHA1

    5ca124d0ef4f9a57437608d6f6a62997730f929a

  • SHA256

    52bf41af1675913ec0b7b5c0e69f5afcf57343322691f8f8bb0da025337d5746

  • SHA512

    8a4ab0ceca70a99ad8160ab07f416674cbb738b6ff0ddf922bde66f935673b69a933b77bb14288925b15f32285973e509b674252885792a77e5685cd0987f408

  • SSDEEP

    1536:lF2cc2/OdOQvL06oCKBoWdAkKFOmm5air0TIg:lF2ccx5odoW2v47ccyIg

Malware Config

Targets

    • Target

      4a66d7799c5454f6a5a7d9f0b7e4d198

    • Size

      62KB

    • MD5

      4a66d7799c5454f6a5a7d9f0b7e4d198

    • SHA1

      5ca124d0ef4f9a57437608d6f6a62997730f929a

    • SHA256

      52bf41af1675913ec0b7b5c0e69f5afcf57343322691f8f8bb0da025337d5746

    • SHA512

      8a4ab0ceca70a99ad8160ab07f416674cbb738b6ff0ddf922bde66f935673b69a933b77bb14288925b15f32285973e509b674252885792a77e5685cd0987f408

    • SSDEEP

      1536:lF2cc2/OdOQvL06oCKBoWdAkKFOmm5air0TIg:lF2ccx5odoW2v47ccyIg

    • xmrig

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

    • Changes its process name

    • Deletes system logs

      Deletes log file which contains global system messages. Adversaries may delete system logs to minimize their footprint.

    • Executes dropped EXE

    • Flushes firewall rules

      Flushes/ disables firewall rules inside the Linux kernel.

    • Loads a kernel module

      Loads a Linux kernel module, potentially to achieve persistence

    • Writes DNS configuration

      Writes data to DNS resolver config file.

    • Attempts to change immutable files

      Modifies inode attributes on the filesystem to allow changing of immutable files.

    • Creates/modifies Cron job

      Cron allows running tasks on a schedule, and is commonly used for malware persistence.

    • Disables AppArmor

      Disables AppArmor security module.

    • Disables SELinux

      Disables SELinux security module.

    • Enumerates running processes

      Discovers information about currently running processes on the system

    • Reads CPU attributes

    • Write file to user bin folder

MITRE ATT&CK Enterprise v15

Tasks