General

  • Target

    47e8bb0e2c3959d6aaa1bcab0a9c42bbc6fdeca4d0997f57fc7fe70f34021d4e.exe

  • Size

    4.2MB

  • Sample

    241126-cwajaawlaj

  • MD5

    8caa4ee3f7639c23aa47df1f7f6074bd

  • SHA1

    babf9a3a1e08e9cf57fbcf8c421cc3352a3f6196

  • SHA256

    47e8bb0e2c3959d6aaa1bcab0a9c42bbc6fdeca4d0997f57fc7fe70f34021d4e

  • SHA512

    edd1f146f86647c0157a5cba3d638defc36c78ededf91a01f34a45862ab7e4a49029a1b3df85df5cd290cc6f477a46f880c996a27209582609ae4721f6d0d128

  • SSDEEP

    98304:2BlbsxEW6mlS6o5kzHrseRmHhclKcA+fovr1W7H/j:2LbsxEW26WkzHYeRmHh6/fa4L/j

Malware Config

Targets

    • Target

      47e8bb0e2c3959d6aaa1bcab0a9c42bbc6fdeca4d0997f57fc7fe70f34021d4e.exe

    • Size

      4.2MB

    • MD5

      8caa4ee3f7639c23aa47df1f7f6074bd

    • SHA1

      babf9a3a1e08e9cf57fbcf8c421cc3352a3f6196

    • SHA256

      47e8bb0e2c3959d6aaa1bcab0a9c42bbc6fdeca4d0997f57fc7fe70f34021d4e

    • SHA512

      edd1f146f86647c0157a5cba3d638defc36c78ededf91a01f34a45862ab7e4a49029a1b3df85df5cd290cc6f477a46f880c996a27209582609ae4721f6d0d128

    • SSDEEP

      98304:2BlbsxEW6mlS6o5kzHrseRmHhclKcA+fovr1W7H/j:2LbsxEW26WkzHYeRmHh6/fa4L/j

    • 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