General

  • Target
    nedladdning.png
  • Size 2KB
  • Sample240527-mapq7ahb32
  • SHA256 8999aecee04c3fc85f7a5e829336afd44e3e9fc493c68bd1a86ffa6003cc759c
  • MD5 SHA1 SHA512

Malware Config

Targets

    • Target
      nedladdning.png
    • Size 2KB
    • SHA256 8999aecee04c3fc85f7a5e829336afd44e3e9fc493c68bd1a86ffa6003cc759c
    • MD5 SHA1 SHA512
    • Downloads MZ/PE file

    • Modifies Installed Components in the registry

    • Sets file execution options in registry

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Executes dropped EXE

    • Loads dropped DLL

    • Registers COM server for autorun

    • Adds Run key to start application

    • 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

    • Installs/modifies Browser Helper Object

      BHOs are DLL modules which act as plugins for Internet Explorer.

    • Legitimate hosting services abused for malware hosting/C2

    • Checks system information in the registry

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

    • Drops file in System32 directory

    • Suspicious use of NtCreateThreadExHideFromDebugger

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Enterprise v15

Tasks