General

  • Target

    vm.sh

  • Size

    15KB

  • Sample

    250223-xqrwlavkcw

  • MD5

    773fe2ef07fd7a23e4726d9570465b7e

  • SHA1

    179de0aed79976701debd15d1a4e3b401ce38a60

  • SHA256

    0edf7789b066e608703132735e56c1e56c026773e7a063cec70c7793a8a57ed8

  • SHA512

    cfc7ac4c396ee0f467e98eaa3b101f68b863847a65872770835fae9a530a9663bda229b5d7f48a9f0b5547dd78ecdd433a96f956e25279db3e8f34650250c91b

  • SSDEEP

    384:r5JxgzLuqlH2wx2vUaQa5/eN86704s80ooJQYgykWT4yCtvUsDjdWOoJwR:trgXux7YJDj8OoJwR

Malware Config

Targets

    • Target

      vm.sh

    • Size

      15KB

    • MD5

      773fe2ef07fd7a23e4726d9570465b7e

    • SHA1

      179de0aed79976701debd15d1a4e3b401ce38a60

    • SHA256

      0edf7789b066e608703132735e56c1e56c026773e7a063cec70c7793a8a57ed8

    • SHA512

      cfc7ac4c396ee0f467e98eaa3b101f68b863847a65872770835fae9a530a9663bda229b5d7f48a9f0b5547dd78ecdd433a96f956e25279db3e8f34650250c91b

    • SSDEEP

      384:r5JxgzLuqlH2wx2vUaQa5/eN86704s80ooJQYgykWT4yCtvUsDjdWOoJwR:trgXux7YJDj8OoJwR

    • Kinsing

      Kinsing is a loader written in Golang.

    • Kinsing Rootkit

      Rootkit reuses the publicly available BEURK rootkit.

    • Kinsing Rootkit payload

    • Kinsing family

    • Kinsing payload

    • Kinsing_rootkit family

    • Xmrig family

    • xmrig

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

    • Modifies the dynamic linker configuration file

      Malware can modify the configuration file of the dynamic linker to preload malicous libraries with every executed process.

    • XMRig Miner payload

    • File and Directory Permissions Modification

      Adversaries may modify file or directory permissions to evade defenses.

    • Executes dropped EXE

    • 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.

    • Checks hardware identifiers (DMI)

      Checks DMI information which indicate if the system is a virtual machine.

    • Creates/modifies Cron job

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

    • Enumerates running processes

      Discovers information about currently running processes on the system

    • Modifies systemd

      Adds/ modifies systemd service files. Likely to achieve persistence.

    • Reads hardware information

      Accesses system info like serial numbers, manufacturer names etc.

    • Reads list of loaded kernel modules

      Reads the list of currently loaded kernel modules, possibly to detect virtual environments.

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

MITRE ATT&CK Enterprise v15

Tasks