General

  • Target

    file.exe

  • Size

    4.2MB

  • Sample

    241125-wd7wlsvngl

  • MD5

    f60849e384fb4ff0403d1dc4278bdd0f

  • SHA1

    c2b499208ae56ac7087a60e5bffb25b9989fb208

  • SHA256

    6f948e615073bdd5a3da30f5f31cb709dbe5105316736298c00d9731d1513435

  • SHA512

    37d3003823d85e30d976f366d12a31503a49bdc5d50b1bab9e406c571e42c5c651a2a5be10f96f0aaf20e0ff49e4f118f02fa3928910ecf84a966f8e3581ee51

  • SSDEEP

    98304:hho/Z3DiOCrDlrbKLtVBpQt/Kk3bGoTQ5R/eUNy4yaC:hhouOCtXUTB6t/h3NM5R/7K

Malware Config

Targets

    • Target

      file.exe

    • Size

      4.2MB

    • MD5

      f60849e384fb4ff0403d1dc4278bdd0f

    • SHA1

      c2b499208ae56ac7087a60e5bffb25b9989fb208

    • SHA256

      6f948e615073bdd5a3da30f5f31cb709dbe5105316736298c00d9731d1513435

    • SHA512

      37d3003823d85e30d976f366d12a31503a49bdc5d50b1bab9e406c571e42c5c651a2a5be10f96f0aaf20e0ff49e4f118f02fa3928910ecf84a966f8e3581ee51

    • SSDEEP

      98304:hho/Z3DiOCrDlrbKLtVBpQt/Kk3bGoTQ5R/eUNy4yaC:hhouOCtXUTB6t/h3NM5R/7K

    • 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