Resubmissions

31/05/2026, 05:06

260531-fre5rabx8n9

31/05/2026, 05:03

260531-fpw1gshx919

General

  • Target
    keyauthvacban.zip
  • Size 10.6MB
  • Sample260531-fre5rabx8n
  • SHA256 dba0801927514398700f5918663e104b442d34c8aa4671d2b69e1f15cf88252b
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Targets

    • Target
      keyauthvacban.zip
    • Size 10.6MB
    • SHA256 dba0801927514398700f5918663e104b442d34c8aa4671d2b69e1f15cf88252b
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • 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.

    • Executes dropped EXE

    • Themida packer

      Detects Themida, an advanced Windows software protection system.

    • Checks whether UAC is enabled

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Enterprise v16

Tasks