General

  • Target
    fallen.mips
  • Size 151KB
  • Sample260909-3w2kwascmg
  • SHA256 0f1589e377812d1647b40dc2568a73cb1f6d93625efd15ec8cc6da163ded6138
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Targets

    • Target
      fallen.mips
    • Size 151KB
    • SHA256 0f1589e377812d1647b40dc2568a73cb1f6d93625efd15ec8cc6da163ded6138
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Outbound SSH connection to private host

      SSH is used for remote access. Internal traffic may indicate local host discovery or lateral movement.

    • Creates/modifies Cron job

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

    • Enumerates running processes

      Discovers information about currently running processes on the system

    • Modifies rc script

      Adding/modifying system rc scripts is a common persistence mechanism.

    • Modifies systemd

      Adds/ modifies systemd service files. Likely to achieve persistence.

    • Reads system routing table

      Gets active network interfaces from /proc virtual filesystem.

    • Write file to user bin folder

    • Reads process memory

      Read the memory of a process through the /proc virtual filesystem. This can be used to steal credentials.

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

MITRE ATT&CK Enterprise v16

Tasks