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General

  • Target

    aa9b110527e62a224d858d9cee7a4545fde2394d32d5adeaefeb1d9408d973e0.sh

  • Size

    35KB

  • Sample

    250224-d26pca1jv9

  • MD5

    307d17a781174b74fac24555a6707965

  • SHA1

    b466d3521b4546f2395376ffc349f6d31824fc5b

  • SHA256

    aa9b110527e62a224d858d9cee7a4545fde2394d32d5adeaefeb1d9408d973e0

  • SHA512

    fd9e74b1e78704a3c737ee19635e2827a6c9cfefbf11307f47dad06bdcea0c3d318edf666ec4e0138e658ec77d34e72b8714089229b366d814b0a478ebc149db

  • SSDEEP

    768:b87mzQ5VFNcDAFLcIwgnoYq0xFBvgmuNytUuz:bOVF+D6cIwgos3z

Malware Config

Targets

    • Target

      aa9b110527e62a224d858d9cee7a4545fde2394d32d5adeaefeb1d9408d973e0.sh

    • Size

      35KB

    • MD5

      307d17a781174b74fac24555a6707965

    • SHA1

      b466d3521b4546f2395376ffc349f6d31824fc5b

    • SHA256

      aa9b110527e62a224d858d9cee7a4545fde2394d32d5adeaefeb1d9408d973e0

    • SHA512

      fd9e74b1e78704a3c737ee19635e2827a6c9cfefbf11307f47dad06bdcea0c3d318edf666ec4e0138e658ec77d34e72b8714089229b366d814b0a478ebc149db

    • SSDEEP

      768:b87mzQ5VFNcDAFLcIwgnoYq0xFBvgmuNytUuz:bOVF+D6cIwgos3z

    • Kinsing

      Kinsing is a loader written in Golang.

    • Kinsing family

    • Kinsing payload

    • Xmrig_linux family

    • xmrig

      XMRig is a high performance, open source, cross platform CPU/GPU miner.

    • File and Directory Permissions Modification

      Adversaries may modify file or directory permissions to evade defenses.

    • Deletes system logs

      Deletes log file which contains global system messages. Adversaries may delete system logs to minimize their footprint.

    • Flushes firewall rules

      Flushes/ disables firewall rules inside the Linux kernel.

    • Loads a kernel module

      Loads a Linux kernel module, potentially to achieve persistence

    • Abuse Elevation Control Mechanism: Sudo and Sudo Caching

      Abuse sudo or cached sudo credentials to execute code.

    • Attempts to change immutable files

      Modifies inode attributes on the filesystem to allow changing of immutable files.

    • Creates/modifies Cron job

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

    • Disables AppArmor

      Disables AppArmor security module.

    • Disables SELinux

      Disables SELinux security module.

    • Enumerates running processes

      Discovers information about currently running processes on the system

MITRE ATT&CK Enterprise v15

Tasks