General

  • Target

    6233c8fbc407fedf798ca55022285070.exe

  • Size

    795KB

  • Sample

    230306-pl66qabf5x

  • MD5

    6233c8fbc407fedf798ca55022285070

  • SHA1

    78783ff6e2a153cac811e9d32677c453d5db14d5

  • SHA256

    55ad89acf1094dd8eb39690b705e95087d3c90153f78afee3f93af3a64980f9b

  • SHA512

    f9ab93fe3f6cbf7abf9ff9562cc39916a58afa37180fec39f4c98738eaa423235fb1b56e172768a2496c9a34b8808ca8a89e5b7fb2bbf367f277a814ac41dc7b

  • SSDEEP

    24576:ARfeB78fclU3pb8uJN2vw4+4jJAsmSbGBH:ARaQfclcpb5Ik4jJzmR

Malware Config

Extracted

Family

cryptbot

C2

http://lahsfr12.top/gate.php

Attributes
  • payload_url

    http://ahovoh01.top/johnin.dat

Targets

    • Target

      6233c8fbc407fedf798ca55022285070.exe

    • Size

      795KB

    • MD5

      6233c8fbc407fedf798ca55022285070

    • SHA1

      78783ff6e2a153cac811e9d32677c453d5db14d5

    • SHA256

      55ad89acf1094dd8eb39690b705e95087d3c90153f78afee3f93af3a64980f9b

    • SHA512

      f9ab93fe3f6cbf7abf9ff9562cc39916a58afa37180fec39f4c98738eaa423235fb1b56e172768a2496c9a34b8808ca8a89e5b7fb2bbf367f277a814ac41dc7b

    • SSDEEP

      24576:ARfeB78fclU3pb8uJN2vw4+4jJAsmSbGBH:ARaQfclcpb5Ik4jJzmR

    • CryptBot

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

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

    • 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.

    • Deletes itself

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads user/profile data of web browsers

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

    • Themida packer

      Detects Themida, an advanced Windows software protection system.

    • 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.

    • Checks whether UAC is enabled

    • Maps connected drives based on registry

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

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v6

Tasks