General

  • Target

    omega.x86.elf

  • Size

    107KB

  • Sample

    230416-jnn52aba8v

  • MD5

    b8ed4778551906d732ac2f07b5f5f1b4

  • SHA1

    65a79b0a23448aeb4626bf8d5e0a4765290b0cbd

  • SHA256

    72551acde61508d4d41b00140317f21f0dd7880f2b120290379bbe430356d015

  • SHA512

    761db6e70cfce641e587e6b989fbc834ebd3860c78fee5a995570bcc333f0b4ccd5b378ff5e46f94b6782a159d227500f3e2a32f3d32fcc40542ac99eecd2aec

  • SSDEEP

    3072:tco/mw3jCHuYnoAwI1T4Nrb1AJphaIAW8NDtjoKty8wdO1:zPTCn7T4xMphaIeNDtjoKty8wdO1

Malware Config

Extracted

Family

gafgyt

C2

91.212.121.97:23

Targets

    • Target

      omega.x86.elf

    • Size

      107KB

    • MD5

      b8ed4778551906d732ac2f07b5f5f1b4

    • SHA1

      65a79b0a23448aeb4626bf8d5e0a4765290b0cbd

    • SHA256

      72551acde61508d4d41b00140317f21f0dd7880f2b120290379bbe430356d015

    • SHA512

      761db6e70cfce641e587e6b989fbc834ebd3860c78fee5a995570bcc333f0b4ccd5b378ff5e46f94b6782a159d227500f3e2a32f3d32fcc40542ac99eecd2aec

    • SSDEEP

      3072:tco/mw3jCHuYnoAwI1T4Nrb1AJphaIAW8NDtjoKty8wdO1:zPTCn7T4xMphaIeNDtjoKty8wdO1

    Score
    9/10
    • Deletes system logs

    • Writes file to system bin folder

    • Writes DNS configuration

      Writes data to DNS resolver config file.

    • Creates/modifies Cron job

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

    • Reads system routing table

      Gets active network interfaces from /proc virtual filesystem.

    • Write file to user bin folder

    • Reads CPU attributes

    • Reads system network configuration

      Uses contents of /proc filesystem to enumerate network settings.

    • Reads runtime system information

      Reads data from /proc virtual filesystem.

    • Writes file to tmp directory

      Malware often drops required files in the /tmp directory.

MITRE ATT&CK Enterprise v6

Tasks