General

  • Target
    dist.rar
  • Size 5.4MB
  • Sample261002-tc6wtade79
  • SHA256 7d11a92f3ba0ec31e914c4ea1eeb1f5170f64ff16e203c047e506cbfeada3150
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Targets

    • Target
      WebView2Loader.dll
    • Size 161KB
    • SHA256 9468470d6a4d11179ec179183d130465a380e0dedfdbe1fc2ab404c86c45a85e
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    1/10
    • Target
      libcrypto-4-x64.dll
    • Size 4.6MB
    • SHA256 5527ff18dd749687d886ef7f383463b6ce7bca66c773d6ff94f40190da853ebe
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    1/10
    • Target
      libssl-4-x64.dll
    • Size 1.5MB
    • SHA256 d4ef34a4634fdf5c3b906db860f92165f2ac5ccc5d22a9f0057452fd983c2a9c
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    1/10
    • Target
      sx_client_protected.exe
    • Size 3.6MB
    • SHA256 396bb9a3731ef8939c16becf3969249178ad90f6cc12b414cc406d5abc0c55c8
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)

    • Command and Scripting Interpreter: PowerShell

      Run Powershell and hide display window.

    • Checks BIOS information in registry

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

    • Themida packer

      Detects Themida, an advanced Windows software protection system.

    • Checks whether UAC is enabled

    • Contacts third-party web service commonly abused for C2

      Legitimate web (hosting) services can be abused by malware authors to host malware or C2s.

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

MITRE ATT&CK Enterprise v16

Tasks