General

  • Target

    g4za.arm7.elf

  • Size

    163KB

  • Sample

    250324-njyk5asmx5

  • MD5

    5b5b105a659c595a40ee2967b5ca706a

  • SHA1

    46be3e7bd1a7d9863c52f21cdb7bc7810e0819ea

  • SHA256

    b02aa7761baea80255a2b1ff688bd55d6af539d5acf39dd02d2607e9e13a3bd6

  • SHA512

    db68b2f18a5d068d5a3cac150b862f74ff8e0391260c398e831eb4b2f4b35856dcaaa8ad4e2c01a7695e735116de7c63e30c3264a5ffbc6e54530f75aec72926

  • SSDEEP

    3072:YsfvqoYF/VrhMZofKPaC+LKWK6nTUCo4MbPbFJJM/9YM:Ysf/YF/kSyPaC+LKWdnEPbPbFrM/9YM

Malware Config

Extracted

Family

mirai

Botnet

WICKED

Targets

    • Target

      g4za.arm7.elf

    • Size

      163KB

    • MD5

      5b5b105a659c595a40ee2967b5ca706a

    • SHA1

      46be3e7bd1a7d9863c52f21cdb7bc7810e0819ea

    • SHA256

      b02aa7761baea80255a2b1ff688bd55d6af539d5acf39dd02d2607e9e13a3bd6

    • SHA512

      db68b2f18a5d068d5a3cac150b862f74ff8e0391260c398e831eb4b2f4b35856dcaaa8ad4e2c01a7695e735116de7c63e30c3264a5ffbc6e54530f75aec72926

    • SSDEEP

      3072:YsfvqoYF/VrhMZofKPaC+LKWK6nTUCo4MbPbFJJM/9YM:Ysf/YF/kSyPaC+LKWdnEPbPbFrM/9YM

    • Contacts a large (125491) 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 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.

    • Reads process memory

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

MITRE ATT&CK Enterprise v15

Tasks