General

  • Target
    UID BYPASS UPDATE.exe
  • Size 12.8MB
  • Sample260708-ysrjaaf13p
  • SHA256 b1b47faa9a3884b9e5e2020ac636fbb4159630a2618ee9ad1ad3ce6d326425e7
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Targets

    • Target
      UID BYPASS UPDATE.exe
    • Size 12.8MB
    • SHA256 b1b47faa9a3884b9e5e2020ac636fbb4159630a2618ee9ad1ad3ce6d326425e7
    • 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.

    • Loads dropped DLL

    • 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.

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Enterprise v16

Tasks