General

  • Target

    91d22c615a675708fad7ddb68a64cf3f.exe

  • Size

    4.3MB

  • Sample

    241227-jhl4gssrfz

  • MD5

    91d22c615a675708fad7ddb68a64cf3f

  • SHA1

    3f83a7beba10482293899728cd505775f250c25f

  • SHA256

    71bee394da6e85dbc2b1d660dd215346a3a957cf2aba4ab3d505a84f7fb12798

  • SHA512

    fc286048549ae455f7379eb622a3b923d0218c9393a6f12b1964e027ffa154514a626aeb67a5cb3d85bc41edca9f0e689b352bcc268e6aa6a80f375944f16656

  • SSDEEP

    98304:amOieu7Ainw0RHGRsjjE7oi/9NDm9JV/8nF8XV+TteZ:amOieIAiFmRsjjMomNDBnbhe

Malware Config

Extracted

Family

cryptbot

Targets

    • Target

      91d22c615a675708fad7ddb68a64cf3f.exe

    • Size

      4.3MB

    • MD5

      91d22c615a675708fad7ddb68a64cf3f

    • SHA1

      3f83a7beba10482293899728cd505775f250c25f

    • SHA256

      71bee394da6e85dbc2b1d660dd215346a3a957cf2aba4ab3d505a84f7fb12798

    • SHA512

      fc286048549ae455f7379eb622a3b923d0218c9393a6f12b1964e027ffa154514a626aeb67a5cb3d85bc41edca9f0e689b352bcc268e6aa6a80f375944f16656

    • SSDEEP

      98304:amOieu7Ainw0RHGRsjjE7oi/9NDm9JV/8nF8XV+TteZ:amOieIAiFmRsjjMomNDBnbhe

    • 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