General

  • Target

    f57f99f56834d73211bac97f4ec2dc5c.elf

  • Size

    1.1MB

  • Sample

    240504-l571ksdd99

  • MD5

    f57f99f56834d73211bac97f4ec2dc5c

  • SHA1

    314fff2c301fb120ce100e812e3ef4b31580551d

  • SHA256

    a7d548bcb9a58a58b5dfb9f059b302131fc0107a094f1fbb53c7d525b9327b60

  • SHA512

    c2785a0b3231ccd5c217f6ec38aa8ca3ece2cc3a3364a3271582ba49cf9ac8a5dfd163765c6284ba72c9bd4e711cc059ba328e6a7ad0b1adeb7e85447b9350a8

  • SSDEEP

    24576:4vRE7caCfKGPqVEDNLFxKsfa1I+gIGYuuCol7r:4vREKfPqVE5jKsfa1RHGVo7r

Malware Config

Targets

    • Target

      f57f99f56834d73211bac97f4ec2dc5c.elf

    • Size

      1.1MB

    • MD5

      f57f99f56834d73211bac97f4ec2dc5c

    • SHA1

      314fff2c301fb120ce100e812e3ef4b31580551d

    • SHA256

      a7d548bcb9a58a58b5dfb9f059b302131fc0107a094f1fbb53c7d525b9327b60

    • SHA512

      c2785a0b3231ccd5c217f6ec38aa8ca3ece2cc3a3364a3271582ba49cf9ac8a5dfd163765c6284ba72c9bd4e711cc059ba328e6a7ad0b1adeb7e85447b9350a8

    • SSDEEP

      24576:4vRE7caCfKGPqVEDNLFxKsfa1I+gIGYuuCol7r:4vREKfPqVE5jKsfa1RHGVo7r

    • MrBlack Trojan

      IoT botnet which infects routers to be used for DDoS attacks.

    • MrBlack trojan

    • Executes dropped EXE

    • Modifies init.d

      Adds/modifies system service, likely for persistence.

    • Reads system routing table

      Gets active network interfaces from /proc virtual filesystem.

    • Write file to user bin folder

    • Writes file to system bin folder

MITRE ATT&CK Enterprise v15

Tasks