General

  • Target

    file.exe

  • Size

    4.2MB

  • Sample

    241126-c8qq2awrem

  • MD5

    0681851640b935b4a9425e967cac0370

  • SHA1

    7331dc9b49c56fbd7d2e750d5b181515257619a0

  • SHA256

    49961a2d21872034f17208c7367930061eed9d68a33f1859553808e3afdc3fb5

  • SHA512

    0ab754dc8dcf2b07bb89d1cb033a9ea0c931396c11f454bc8e77b211cb90b4623df6558e02a01969947126f006639afaba90f98c17a97f1f39638b7c605ffdfc

  • SSDEEP

    49152:f0t+5/gh4+GwMHaEzNS0blkfs96ZcYyYQigfRYSSXmieL9vDwehHmhE+2DPfrxge:f/Yt6z/9oTL0RpSXmhLuTELf9gpykq

Malware Config

Targets

    • Target

      file.exe

    • Size

      4.2MB

    • MD5

      0681851640b935b4a9425e967cac0370

    • SHA1

      7331dc9b49c56fbd7d2e750d5b181515257619a0

    • SHA256

      49961a2d21872034f17208c7367930061eed9d68a33f1859553808e3afdc3fb5

    • SHA512

      0ab754dc8dcf2b07bb89d1cb033a9ea0c931396c11f454bc8e77b211cb90b4623df6558e02a01969947126f006639afaba90f98c17a97f1f39638b7c605ffdfc

    • SSDEEP

      49152:f0t+5/gh4+GwMHaEzNS0blkfs96ZcYyYQigfRYSSXmieL9vDwehHmhE+2DPfrxge:f/Yt6z/9oTL0RpSXmhLuTELf9gpykq

    • 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