General

  • Target

    SecuriteInfo.com.Variant.Zusy.579171.12261.17240.exe

  • Size

    6.3MB

  • Sample

    250211-m9wc1svqgj

  • MD5

    2149b9148cb557c34c21d866b501ac98

  • SHA1

    83df12db33d73c193a1df1056bbde38cc4f6d210

  • SHA256

    3bb78a6903d99f28dbdb09dbb4327aa60a1e697dd79a74a4b350e0984e5fcf8d

  • SHA512

    81f40561636b84cbb6be3329a63d542777123ba12912e1ad73a5fb1c4ef5d8a12ea6418d356c49da61a53b8682071c3bda49ee9c9aa324181cf5562a70264b4e

  • SSDEEP

    98304:Kxa1T8awJOxxbdOC3j1trIy9TI967Xtlkxp33GHG7bW0smSL:Ks1A5UxxBbj1trH9TI9n36WbW0

Malware Config

Extracted

Family

cryptbot

C2

http://home.fivepp5sb.top/joLepLgSzIBRhlkJbQYx17

Targets

    • Target

      SecuriteInfo.com.Variant.Zusy.579171.12261.17240.exe

    • Size

      6.3MB

    • MD5

      2149b9148cb557c34c21d866b501ac98

    • SHA1

      83df12db33d73c193a1df1056bbde38cc4f6d210

    • SHA256

      3bb78a6903d99f28dbdb09dbb4327aa60a1e697dd79a74a4b350e0984e5fcf8d

    • SHA512

      81f40561636b84cbb6be3329a63d542777123ba12912e1ad73a5fb1c4ef5d8a12ea6418d356c49da61a53b8682071c3bda49ee9c9aa324181cf5562a70264b4e

    • SSDEEP

      98304:Kxa1T8awJOxxbdOC3j1trIy9TI967Xtlkxp33GHG7bW0smSL:Ks1A5UxxBbj1trH9TI9n36WbW0

    • CryptBot

      CryptBot is a C++ stealer distributed widely in bundle with other software.

    • Cryptbot family

    • Enumerates VirtualBox registry keys

    • Identifies VirtualBox via ACPI registry values (likely anti-VM)

    • Checks BIOS information in registry

      BIOS information is often read in order to detect sandboxing environments.

    • Identifies Wine through registry keys

      Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

    • 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