General

  • Target

    01fbecb34b5ac1c9c3336c64817f1637.bin

  • Size

    4.2MB

  • Sample

    241229-bcp9ysxld1

  • MD5

    b17f026a65d876f2ac42a5c20482674d

  • SHA1

    4c45b5d042205184bcbdb1bc167f889113842d42

  • SHA256

    4b2d6b2aa394a4cf39edf3ff70e8edbb0c50dbcdc40bf043aacb31ff5cc66b52

  • SHA512

    87ad39074933bddc7095e0eee64d072ad89eb9248754fc2b9492b67275193da6a056d54a942c4aa3aadd909e88b8b092fe0d075208c2a1a9c0232bff481a74ac

  • SSDEEP

    98304:RvgYdOj9JHR2h0RdEPVF7gsC//nanAXAZpwuGl8mS28a5op:WYIYFb7xUaAw01SxNp

Malware Config

Extracted

Family

cryptbot

Targets

    • Target

      828c90e4bd13605fdf955b30e36336ff08d5f10858f21fdf38529debdd216013.exe

    • Size

      4.3MB

    • MD5

      01fbecb34b5ac1c9c3336c64817f1637

    • SHA1

      51f08b5cfb4d7c7c0bb96b8c0c171e3cf05e27ab

    • SHA256

      828c90e4bd13605fdf955b30e36336ff08d5f10858f21fdf38529debdd216013

    • SHA512

      117787a4cad5f04af82f0492dd6118bc4f2af2e1cb209d92aa8edf437ce11d6f27bda74d816fe7640f47b6bbeb3cefb98ff9707106edec227274d4ba3d33f2fb

    • SSDEEP

      98304:u/jc2pRsx2Zwa0WBsFu7RPv6PPWucMdwQ05:uLcSOcZwaxiMRP8PWrMa75

    • 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