General

  • Target

    1a0f8f55380228888f2b0e4e8351d80d.elf

  • Size

    35KB

  • Sample

    230504-se1l5sdb92

  • MD5

    1a0f8f55380228888f2b0e4e8351d80d

  • SHA1

    7973ae939a43ee7cb2daf960fe069c740177782a

  • SHA256

    99b522c4348e1e0817202511c77100cf41968167278a21995ce87443cd51684a

  • SHA512

    6bd348688e34120d5633998d9f2cf652748a4e22affc49c07b671c97bdf1669f3f00a53d2de4b0d1fd933d47a7a3da80ff22bfc3f59d59b884b6c67bb200204a

  • SSDEEP

    768:GJ0zhfy/monj/s0YmgRCIRzhN8o7Nb1lZJqqI+0PTBwnbcuyD7Ufyqi:GahYDn7s0YHDPJb1xRI+wwnouy8qqi

Malware Config

Extracted

Family

mirai

Botnet

UNSTABLE

C2

ensurex.riches.homes

Targets

    • Target

      1a0f8f55380228888f2b0e4e8351d80d.elf

    • Size

      35KB

    • MD5

      1a0f8f55380228888f2b0e4e8351d80d

    • SHA1

      7973ae939a43ee7cb2daf960fe069c740177782a

    • SHA256

      99b522c4348e1e0817202511c77100cf41968167278a21995ce87443cd51684a

    • SHA512

      6bd348688e34120d5633998d9f2cf652748a4e22affc49c07b671c97bdf1669f3f00a53d2de4b0d1fd933d47a7a3da80ff22bfc3f59d59b884b6c67bb200204a

    • SSDEEP

      768:GJ0zhfy/monj/s0YmgRCIRzhN8o7Nb1lZJqqI+0PTBwnbcuyD7Ufyqi:GahYDn7s0YHDPJb1xRI+wwnouy8qqi

    • Mirai

      Mirai is a prevalent Linux malware infecting exposed network devices.

    • Contacts a large (184714) 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.

    • Modifies the Watchdog daemon

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

    • Writes file to system bin folder

    • Changes its process name

    • Reads runtime system information

      Reads data from /proc virtual filesystem.

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Hijack Execution Flow

1
T1574

Privilege Escalation

Hijack Execution Flow

1
T1574

Defense Evasion

Impair Defenses

1
T1562

Hijack Execution Flow

1
T1574

Discovery

Network Service Scanning

2
T1046

Tasks