General

  • Target

    cc443471b5912693e08952d0b88904521eba55ea1837417dcc95b90f7a8452b4.exe

  • Size

    4.2MB

  • Sample

    241122-kcemwsxmey

  • MD5

    50e5379ccf9dfdb58b36b41949443735

  • SHA1

    bc9a159f755d0ccc98174408c468f77691e593e7

  • SHA256

    cc443471b5912693e08952d0b88904521eba55ea1837417dcc95b90f7a8452b4

  • SHA512

    d0031fe0eab6b39f8726b8dbb963de27f3d7ba3e0d9e6f71034140e6042491fd707addd12d281c507cf5378399e3a269578a5b35583f3776b81ac6c849d1d471

  • SSDEEP

    98304:MS/IP1tXjcvurtGm5Awv025ancWoTMcmMWnVe:MS/81tTcvugm/s25LWtcrUY

Malware Config

Targets

    • Target

      cc443471b5912693e08952d0b88904521eba55ea1837417dcc95b90f7a8452b4.exe

    • Size

      4.2MB

    • MD5

      50e5379ccf9dfdb58b36b41949443735

    • SHA1

      bc9a159f755d0ccc98174408c468f77691e593e7

    • SHA256

      cc443471b5912693e08952d0b88904521eba55ea1837417dcc95b90f7a8452b4

    • SHA512

      d0031fe0eab6b39f8726b8dbb963de27f3d7ba3e0d9e6f71034140e6042491fd707addd12d281c507cf5378399e3a269578a5b35583f3776b81ac6c849d1d471

    • SSDEEP

      98304:MS/IP1tXjcvurtGm5Awv025ancWoTMcmMWnVe:MS/81tTcvugm/s25LWtcrUY

    • 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