General

  • Target
    ohshit.sh
  • Size 2KB
  • Sample260808-q2rlmsfr9y
  • SHA256 119bc5df02017f17aa6e743c121d66a95240ac2b6f84fbc1a6b849d76212019e
  • MD5 SHA1 SHA512 TLSH

Malware Config

Extracted

Family
  • mirai

Botnet
  • KURC

C2
  • 94.154.43.97

Extracted

Family
  • mirai

Botnet
  • KURC

C2
  • 94.154.43.97

Targets

    • Target
      ohshit.sh
    • Size 2KB
    • SHA256 119bc5df02017f17aa6e743c121d66a95240ac2b6f84fbc1a6b849d76212019e
    • MD5 SHA1 SHA512 TLSH
    • Family: Mirai

      Mirai is a prevalent Linux malware infecting exposed network devices.

    • Contacts a large (53382) amount of remote hosts

      This may indicate a network scan to discover remotely running services.

    • Creates a large amount of network flows

      This may indicate a network scan to discover remotely running services.

    • File and Directory Permissions Modification

      Adversaries may modify file or directory permissions to evade defenses.

    • Executes dropped EXE

    • Modifies Watchdog functionality

      Malware like Mirai modifies the Watchdog to prevent it restarting an infected system.

    • Enumerates active TCP sockets

      Gets active TCP sockets from /proc virtual filesystem.

    • Enumerates running processes

      Discovers information about currently running processes on the system

    • Writes file to system bin folder

MITRE ATT&CK Enterprise v16

Tasks