Resubmissions

31/10/2022, 22:55

221031-2wcfbadhf8

31/10/2022, 22:53

221031-2t11wsdhf29

25/09/2022, 04:01

220925-elhg9adbc810

15/09/2022, 10:54

220915-mzjapsgeej9

General

  • Target
    20.zip
  • Size 10.4MB
  • Sample221031-2t11wsdhf2
  • SHA256 44a6389937c8a2dcbadfb5d04829a2c36fbcc27b37ddc9719847801222d0cce5
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Targets

    • Target
      20.zip
    • Size 10.4MB
    • SHA256 44a6389937c8a2dcbadfb5d04829a2c36fbcc27b37ddc9719847801222d0cce5
    • MD5 SHA1 SHA512 SSDEEP
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)

    • Executes dropped EXE

    • Checks BIOS information in registry

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

    • Loads dropped DLL

    • Themida packer

      Detects Themida, an advanced Windows software protection system.

    • Checks whether UAC is enabled

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Enterprise v6

Tasks