General

  • Target
    c5a957af29dadb89d9411782ebd512a9.exe
  • Size 666KB
  • Sample201202-vt3mrbvnzx
  • SHA256 07cf6baf41520d0e97f2010bf76c2ed10509fbf599209ae4bc250eb375515114
  • MD5 SHA1 SHA512

Malware Config

Targets

    • Target
      c5a957af29dadb89d9411782ebd512a9.exe
    • Size 666KB
    • SHA256 07cf6baf41520d0e97f2010bf76c2ed10509fbf599209ae4bc250eb375515114
    • MD5 SHA1 SHA512
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)

    • Blacklisted process makes network request

    • Executes dropped EXE

    • Checks BIOS information in registry

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

    • Deletes itself

    • Drops startup file

    • Identifies Wine through registry keys

      Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

    • Loads dropped DLL

    • Reads user/profile data of web browsers

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

    • 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.

    • JavaScript code in executable

    • Legitimate hosting services abused for malware hosting/C2

    • 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

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v6

Tasks