General

  • Target

    6ba35e6029eedf779f2ec66d3e2e9ebbb48b2de6c0aea99ab290307ac021e7ae

  • Size

    6.4MB

  • Sample

    220625-gk41zagdfk

  • MD5

    f43a3b3b9e8ad5cd8ca93bc9003de05d

  • SHA1

    c524f2ced9ff66e49af278d036e9a019b6b31429

  • SHA256

    6ba35e6029eedf779f2ec66d3e2e9ebbb48b2de6c0aea99ab290307ac021e7ae

  • SHA512

    8d8771c8e9a10fb71741616aea5df4eded77b29cf1b72cfa46a44b5ec8555be072226c5578ab6813ce6035c93858f56964d3144b0543e5034fdfd5f7a0110ddc

Malware Config

Targets

    • Target

      6ba35e6029eedf779f2ec66d3e2e9ebbb48b2de6c0aea99ab290307ac021e7ae

    • Size

      6.4MB

    • MD5

      f43a3b3b9e8ad5cd8ca93bc9003de05d

    • SHA1

      c524f2ced9ff66e49af278d036e9a019b6b31429

    • SHA256

      6ba35e6029eedf779f2ec66d3e2e9ebbb48b2de6c0aea99ab290307ac021e7ae

    • SHA512

      8d8771c8e9a10fb71741616aea5df4eded77b29cf1b72cfa46a44b5ec8555be072226c5578ab6813ce6035c93858f56964d3144b0543e5034fdfd5f7a0110ddc

    • CryptBot

      A C++ stealer distributed widely in bundle with other software.

    • Identifies VirtualBox via ACPI registry values (likely anti-VM)

    • Executes dropped EXE

    • Checks BIOS information in registry

      BIOS information is often read in order to detect sandboxing environments.

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Identifies Wine through registry keys

      Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

    • Loads dropped DLL

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Enterprise v6

Tasks