General

  • Target

    file.exe

  • Size

    4.2MB

  • Sample

    241127-cxevdsskds

  • MD5

    0b701490dbde8b74ba30256ef258e334

  • SHA1

    c6fd5a1f913fb28339d70469624076eebccb1ad2

  • SHA256

    6cbaace9fa4d0cffc57dfc14014351cf69204f93c4cd273d85058a0fa056e449

  • SHA512

    9f1404ec7293fbf700ae3e4ee61dd370d11706061667230b918f7994cc366987655404df5f1ceaec91ce299abb90b17f5590b731de82badb5c849876f7e1626f

  • SSDEEP

    98304:AMAuGu8/gjNUylJAdsconyDp6ZGuWBK6ihi+aXv/:bSYjt5cLDpWlkK1hi+Kv

Malware Config

Targets

    • Target

      file.exe

    • Size

      4.2MB

    • MD5

      0b701490dbde8b74ba30256ef258e334

    • SHA1

      c6fd5a1f913fb28339d70469624076eebccb1ad2

    • SHA256

      6cbaace9fa4d0cffc57dfc14014351cf69204f93c4cd273d85058a0fa056e449

    • SHA512

      9f1404ec7293fbf700ae3e4ee61dd370d11706061667230b918f7994cc366987655404df5f1ceaec91ce299abb90b17f5590b731de82badb5c849876f7e1626f

    • SSDEEP

      98304:AMAuGu8/gjNUylJAdsconyDp6ZGuWBK6ihi+aXv/:bSYjt5cLDpWlkK1hi+Kv

    • 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.

    • Enumerates VirtualBox registry keys

    • 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