General

  • Target

    c85e8fbe79404550962a289efec68827.exe

  • Size

    4.3MB

  • Sample

    241219-h5425svjfw

  • MD5

    c85e8fbe79404550962a289efec68827

  • SHA1

    979e2c636887d7a73b1537cb66da879fc809bb0f

  • SHA256

    75548f4c67674ae7fca0c89630bdb0c4adb57a476fbfd7b6e793aa9dbbdfdd9c

  • SHA512

    c097329db9865da9bdb641c38b7e56e4e4d02fc146187d976397a25e0e51e172fd01e77a48c4a5bed1b23c8d3a239d548f69db2a084db8bbfcd006ba68350475

  • SSDEEP

    98304:DsLQssV45wdVMBWQmIXnmZ27vSBKm/P1QBlQSr9K1GBIP:epgMBbmYmqv+KuPylZr9pBu

Malware Config

Extracted

Family

cryptbot

C2

http://home.fivetk5vt.top/hLfzXsaqNtoEGyaUtOMJ1734

Targets

    • Target

      c85e8fbe79404550962a289efec68827.exe

    • Size

      4.3MB

    • MD5

      c85e8fbe79404550962a289efec68827

    • SHA1

      979e2c636887d7a73b1537cb66da879fc809bb0f

    • SHA256

      75548f4c67674ae7fca0c89630bdb0c4adb57a476fbfd7b6e793aa9dbbdfdd9c

    • SHA512

      c097329db9865da9bdb641c38b7e56e4e4d02fc146187d976397a25e0e51e172fd01e77a48c4a5bed1b23c8d3a239d548f69db2a084db8bbfcd006ba68350475

    • SSDEEP

      98304:DsLQssV45wdVMBWQmIXnmZ27vSBKm/P1QBlQSr9K1GBIP:epgMBbmYmqv+KuPylZr9pBu

    • 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