General

  • Target

    28dafbd5b274c30c0578e76ec956c109.exe

  • Size

    4.3MB

  • Sample

    241224-jfvb3ssrfr

  • MD5

    28dafbd5b274c30c0578e76ec956c109

  • SHA1

    e43a71adb7f9ad93e65a00c175eb91d0b30507fe

  • SHA256

    326295c61c33a5e9bdd5d3d3e220f698ac13240093236c8f75d3eea7cf9d9206

  • SHA512

    1cb45668db2447c3afaa09812ef50e88a5e56e54f713969bf36b7edba215b9b69ca53c4c649624dcb758fa4b86473919aeba65e2d25dba7793b6ec96d9f01296

  • SSDEEP

    98304:W6azdY1py9HXIBUK1jNBppfS5VMwT1nDSfxHI84ln:W6qdYPNjNBppUMwTQZsl

Malware Config

Extracted

Family

cryptbot

Targets

    • Target

      28dafbd5b274c30c0578e76ec956c109.exe

    • Size

      4.3MB

    • MD5

      28dafbd5b274c30c0578e76ec956c109

    • SHA1

      e43a71adb7f9ad93e65a00c175eb91d0b30507fe

    • SHA256

      326295c61c33a5e9bdd5d3d3e220f698ac13240093236c8f75d3eea7cf9d9206

    • SHA512

      1cb45668db2447c3afaa09812ef50e88a5e56e54f713969bf36b7edba215b9b69ca53c4c649624dcb758fa4b86473919aeba65e2d25dba7793b6ec96d9f01296

    • SSDEEP

      98304:W6azdY1py9HXIBUK1jNBppfS5VMwT1nDSfxHI84ln:W6qdYPNjNBppUMwTQZsl

    • 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