General

  • Target

    bf0c204108b2e0095591eed02b027fe7f9892060f6d4d260be250bb110879f98.exe

  • Size

    4.2MB

  • Sample

    241126-dt4vsa1qb1

  • MD5

    5b934bbc39deb3ef6318e983cf938096

  • SHA1

    75980026dbe1c5451299557d2e4af366bedadb3c

  • SHA256

    bf0c204108b2e0095591eed02b027fe7f9892060f6d4d260be250bb110879f98

  • SHA512

    d1fcb264ba933e4aa6efec17c70eb91f7d6f59e284c424639bc652440cbb4176038ea81c38ac1d9216802068d68b6ec1b537b6825d7a591bfec76b4a155f5bab

  • SSDEEP

    98304:eVCwgnvvUwwf6EBlVe8SgAllIuPvaMqw6OiVVh9/4kWC:4O3RwfPBlVEZlpHa86OiV1h

Malware Config

Targets

    • Target

      bf0c204108b2e0095591eed02b027fe7f9892060f6d4d260be250bb110879f98.exe

    • Size

      4.2MB

    • MD5

      5b934bbc39deb3ef6318e983cf938096

    • SHA1

      75980026dbe1c5451299557d2e4af366bedadb3c

    • SHA256

      bf0c204108b2e0095591eed02b027fe7f9892060f6d4d260be250bb110879f98

    • SHA512

      d1fcb264ba933e4aa6efec17c70eb91f7d6f59e284c424639bc652440cbb4176038ea81c38ac1d9216802068d68b6ec1b537b6825d7a591bfec76b4a155f5bab

    • SSDEEP

      98304:eVCwgnvvUwwf6EBlVe8SgAllIuPvaMqw6OiVVh9/4kWC:4O3RwfPBlVEZlpHa86OiV1h

    • 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