General

  • Target

    a42b5a11fb98e17dca2ea358eac541de.exe

  • Size

    4.3MB

  • Sample

    241223-gla5aaxjbn

  • MD5

    a42b5a11fb98e17dca2ea358eac541de

  • SHA1

    db5ddcc295e6c1f418514877c76a73da72f6f048

  • SHA256

    500e3c9c865a5f7652b4404874638619b550941f9548a3fde796bb143e9dea65

  • SHA512

    66a167be34ac5bf65221af4d5db2b324e28c0626ed371353b4177eeb8622367cfb3fac0df7bb1c9c7a4820d6bff85c4ac3a793a27564e867dbb2bf3509ee8c9f

  • SSDEEP

    98304:zpBNrmu/zIr0Bvz6wuLAg7TeYbymqQMu0b9vyjftgQ+MV96YGzR:zrEQK06nLJ7TH90xvcV5GN1

Malware Config

Extracted

Family

cryptbot

Targets

    • Target

      a42b5a11fb98e17dca2ea358eac541de.exe

    • Size

      4.3MB

    • MD5

      a42b5a11fb98e17dca2ea358eac541de

    • SHA1

      db5ddcc295e6c1f418514877c76a73da72f6f048

    • SHA256

      500e3c9c865a5f7652b4404874638619b550941f9548a3fde796bb143e9dea65

    • SHA512

      66a167be34ac5bf65221af4d5db2b324e28c0626ed371353b4177eeb8622367cfb3fac0df7bb1c9c7a4820d6bff85c4ac3a793a27564e867dbb2bf3509ee8c9f

    • SSDEEP

      98304:zpBNrmu/zIr0Bvz6wuLAg7TeYbymqQMu0b9vyjftgQ+MV96YGzR:zrEQK06nLJ7TH90xvcV5GN1

    • 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