General

  • Target

    file.exe

  • Size

    4.2MB

  • Sample

    241122-cc9t2axqfq

  • MD5

    402af0c244e89244c6e899931f5a23b9

  • SHA1

    4413e4e963830f4631a64830b8dc8bf3e427d53a

  • SHA256

    e4f2dd198edb21635f20639dc65bcae2b2cf6a66b9f8a37b7253dd7b353c3ef9

  • SHA512

    fdcce9f496704336b45ec255095f7dd76fa0af26cf8ab784a283d55d5b05bd94ef3d3e61bee5b9f7e20251dfaaef9834373e6ff39e21fc689551a4ae5a27f1da

  • SSDEEP

    98304:s6seTZzeKqIYD+E2yKPXNe5uqLpGsYEp:s6Z9lqJD+E23P1IpGs3

Malware Config

Targets

    • Target

      file.exe

    • Size

      4.2MB

    • MD5

      402af0c244e89244c6e899931f5a23b9

    • SHA1

      4413e4e963830f4631a64830b8dc8bf3e427d53a

    • SHA256

      e4f2dd198edb21635f20639dc65bcae2b2cf6a66b9f8a37b7253dd7b353c3ef9

    • SHA512

      fdcce9f496704336b45ec255095f7dd76fa0af26cf8ab784a283d55d5b05bd94ef3d3e61bee5b9f7e20251dfaaef9834373e6ff39e21fc689551a4ae5a27f1da

    • SSDEEP

      98304:s6seTZzeKqIYD+E2yKPXNe5uqLpGsYEp:s6Z9lqJD+E23P1IpGs3

    • CryptBot

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

    • Cryptbot family

    • Detects CryptBot payload

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

    • Identifies VirtualBox via ACPI registry values (likely anti-VM)

    • Uses browser remote debugging

      Can be used control the browser and steal sensitive information such as credentials and session cookies.

    • Checks BIOS information in registry

      BIOS information is often read in order to detect sandboxing environments.

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Executes dropped EXE

    • Identifies Wine through registry keys

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

    • Loads dropped DLL

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • 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