General

  • Target
    ee7b2b0c0fb0e8e5f34e5552ade173ea041bbfb429a5d9bd0221f3d65c6193cf.bin
  • Size 2.9MB
  • Sample251104-ssa9eadm5v
  • SHA256 ee7b2b0c0fb0e8e5f34e5552ade173ea041bbfb429a5d9bd0221f3d65c6193cf
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Targets

    • Target
      ee7b2b0c0fb0e8e5f34e5552ade173ea041bbfb429a5d9bd0221f3d65c6193cf.bin
    • Size 2.9MB
    • SHA256 ee7b2b0c0fb0e8e5f34e5552ade173ea041bbfb429a5d9bd0221f3d65c6193cf
    • MD5 SHA1 SHA512 SSDEEP
    • Detects MaskGramStealer payload

    • MaskGramStealer

      MaskGramStealer is an information stealer.

    • Maskgram_stealer family

    • 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.

    • Reads WinSCP keys stored on the system

      Tries to access WinSCP stored sessions.

    • Reads user/profile data of local email clients

      Email clients store some user data on disk where infostealers will often target it.

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Themida packer

      Detects Themida, an advanced Windows software protection system.

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • Checks whether UAC is enabled

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Enterprise v16

Tasks