General

  • Target

    971e13a8e8f1ce9cd7d021617d7ac352.exe

  • Size

    4.2MB

  • Sample

    241220-srmaaaykaw

  • MD5

    971e13a8e8f1ce9cd7d021617d7ac352

  • SHA1

    da78cccfbc5694c631824e429b2530c59cd3a5c7

  • SHA256

    3a48f2665596595800e9adb10f4e8a6cdb59872b9f037bc5f86872e67f6c4bee

  • SHA512

    c8a09ec0e66864b075e373b4fa7d42bf2060d0df44b8207819686b73e8900690d2e4d46264f4cbeaf5986d5d7ec077ec8d0cfdb8a4aa277e00f77b1ff37c1e9e

  • SSDEEP

    98304:uV6dtCCtDWlaWC4GcFiGwjk1/AF1ngeSbBiMGaFsR/:uV6dtCCRWlmEEGL/AjnUBGtR/

Malware Config

Extracted

Family

cryptbot

C2

http://home.fivetk5vt.top/hLfzXsaqNtoEGyaUtOMJ1734

Targets

    • Target

      971e13a8e8f1ce9cd7d021617d7ac352.exe

    • Size

      4.2MB

    • MD5

      971e13a8e8f1ce9cd7d021617d7ac352

    • SHA1

      da78cccfbc5694c631824e429b2530c59cd3a5c7

    • SHA256

      3a48f2665596595800e9adb10f4e8a6cdb59872b9f037bc5f86872e67f6c4bee

    • SHA512

      c8a09ec0e66864b075e373b4fa7d42bf2060d0df44b8207819686b73e8900690d2e4d46264f4cbeaf5986d5d7ec077ec8d0cfdb8a4aa277e00f77b1ff37c1e9e

    • SSDEEP

      98304:uV6dtCCtDWlaWC4GcFiGwjk1/AF1ngeSbBiMGaFsR/:uV6dtCCRWlmEEGL/AjnUBGtR/

    • 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