General

  • Target

    091d3f8ba5a2b3869f66ba28c3730adf3600c882b1d41f6bb07d969a6c59c051_Sigmanly

  • Size

    4.3MB

  • Sample

    241224-jqjnbstjep

  • MD5

    7c49272d34500cf637bcf65cbf605fc0

  • SHA1

    be8fa3f2c3f837c28f598095b1b14d5b8731514a

  • SHA256

    091d3f8ba5a2b3869f66ba28c3730adf3600c882b1d41f6bb07d969a6c59c051

  • SHA512

    b85bcb93de283bc3e73fa1a667d910e70d59aef9d452a27abd44a2a82c6d89bfcc3aaf81573f8811095b2cd3adf42acaabacf97db5454d17a84a87060f451943

  • SSDEEP

    98304:Yxu0glhu4t/BfUOCPdvnW3ae5f/VydQ7IalSMp:Yo0Oh/fUfhe5f/cdgIr

Malware Config

Extracted

Family

cryptbot

Targets

    • Target

      091d3f8ba5a2b3869f66ba28c3730adf3600c882b1d41f6bb07d969a6c59c051_Sigmanly

    • Size

      4.3MB

    • MD5

      7c49272d34500cf637bcf65cbf605fc0

    • SHA1

      be8fa3f2c3f837c28f598095b1b14d5b8731514a

    • SHA256

      091d3f8ba5a2b3869f66ba28c3730adf3600c882b1d41f6bb07d969a6c59c051

    • SHA512

      b85bcb93de283bc3e73fa1a667d910e70d59aef9d452a27abd44a2a82c6d89bfcc3aaf81573f8811095b2cd3adf42acaabacf97db5454d17a84a87060f451943

    • SSDEEP

      98304:Yxu0glhu4t/BfUOCPdvnW3ae5f/VydQ7IalSMp:Yo0Oh/fUfhe5f/cdgIr

    • 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