General

  • Target

    8cb06b0904107a21706822f2f2d90832.exe

  • Size

    4.3MB

  • Sample

    241228-kd7easxjay

  • MD5

    8cb06b0904107a21706822f2f2d90832

  • SHA1

    37dee7617a62f9a5e5853cc977a125be54ac58b7

  • SHA256

    05dd7b104f2c11892363053cfa4d3feed76b39614b34764ac571893b9495e2c4

  • SHA512

    23cfb74398c11ebb58060b2da0414008aaba5479e20790c4e7dae1325c24f34996b4ee8aff1ec4b23211be2fcfcb4f3395da117cd414ecea79adfe90ddd9ed7a

  • SSDEEP

    98304:x2MM2EP0mQedsJTfKVAakoJykzhZczXGozRrrM3GR7fvkoLsw/ji:x2t3Vuu3FWzWozR4GR0s3

Malware Config

Extracted

Family

cryptbot

Targets

    • Target

      8cb06b0904107a21706822f2f2d90832.exe

    • Size

      4.3MB

    • MD5

      8cb06b0904107a21706822f2f2d90832

    • SHA1

      37dee7617a62f9a5e5853cc977a125be54ac58b7

    • SHA256

      05dd7b104f2c11892363053cfa4d3feed76b39614b34764ac571893b9495e2c4

    • SHA512

      23cfb74398c11ebb58060b2da0414008aaba5479e20790c4e7dae1325c24f34996b4ee8aff1ec4b23211be2fcfcb4f3395da117cd414ecea79adfe90ddd9ed7a

    • SSDEEP

      98304:x2MM2EP0mQedsJTfKVAakoJykzhZczXGozRrrM3GR7fvkoLsw/ji:x2t3Vuu3FWzWozR4GR0s3

    • CryptBot

      CryptBot is a C++ stealer distributed widely in bundle with other software.

    • Cryptbot family

    • Enumerates VirtualBox registry keys

    • 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.

    • Identifies Wine through registry keys

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

    • Checks installed software on the system

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

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Enterprise v15

Tasks