General

  • Target

    a3a2b8d782d7603114155af78350fd22_JaffaCakes118

  • Size

    35KB

  • Sample

    240817-w2yb3ssgkq

  • MD5

    a3a2b8d782d7603114155af78350fd22

  • SHA1

    19a17dafb9fb5d8a20fe534d19be2c9a3af58f4e

  • SHA256

    62957aa4421c044927269e9bf3300515cf01225fd4c3c3811f8ebfac7a9f8585

  • SHA512

    5c2d116a578294a7e1325f5d4dfa05f31c16926999efeaf4e4fc9dba8256971a8e00a13ada85b16935877027bb527ee7c8c526d594c19c29f34bf6ac7c6127ee

  • SSDEEP

    384:X7CQQwQHDf6lpTWg3vM4Qdre21jT58vKpG2Y0orcfKLUv0KZnNEVdUeUoJpJydIB:X72FNB48Fkc2zq0xvMGdtz8G

Malware Config

Targets

    • Target

      a3a2b8d782d7603114155af78350fd22_JaffaCakes118

    • Size

      35KB

    • MD5

      a3a2b8d782d7603114155af78350fd22

    • SHA1

      19a17dafb9fb5d8a20fe534d19be2c9a3af58f4e

    • SHA256

      62957aa4421c044927269e9bf3300515cf01225fd4c3c3811f8ebfac7a9f8585

    • SHA512

      5c2d116a578294a7e1325f5d4dfa05f31c16926999efeaf4e4fc9dba8256971a8e00a13ada85b16935877027bb527ee7c8c526d594c19c29f34bf6ac7c6127ee

    • SSDEEP

      384:X7CQQwQHDf6lpTWg3vM4Qdre21jT58vKpG2Y0orcfKLUv0KZnNEVdUeUoJpJydIB:X72FNB48Fkc2zq0xvMGdtz8G

    • xmrig

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

    • Adds new SSH keys

      Linux special file to hold SSH keys. The threat actor may add new keys for further remote access.

    • 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

    • 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.

    • Enumerates running processes

      Discovers information about currently running processes on the system

    • Writes file to system bin folder

MITRE ATT&CK Enterprise v15

Tasks