General

  • Target
    https://www.buff.game/cf-lp-vsl-2/?PartnerId=3762&oid=296&affid=4982&sub1=f66c5a23b4f114a747923043a7faf411&sub2=604192366&sub3=83769461019087&sub4=1340307105224185&msclkid=f66c5a23b4f114a747923043a7faf411&utm_source=bing&utm_medium=cpc&utm_campaign=PMAX_USA_Desktop_may24&utm_term=www.buff.game&utm_content=Main+LP&_ef_transaction_id=495fd786c5034cb2b39a2146210ecdbe&extra=495fd786c5034cb2b39a2146210ecdbe
  • Sample260722-a5hvxabp7s

Malware Config

Targets

    • Target
      https://www.buff.game/cf-lp-vsl-2/?PartnerId=3762&oid=296&affid=4982&sub1=f66c5a23b4f114a747923043a7faf411&sub2=604192366&sub3=83769461019087&sub4=1340307105224185&msclkid=f66c5a23b4f114a747923043a7faf411&utm_source=bing&utm_medium=cpc&utm_campaign=PMAX_USA_Desktop_may24&utm_term=www.buff.game&utm_content=Main+LP&_ef_transaction_id=495fd786c5034cb2b39a2146210ecdbe&extra=495fd786c5034cb2b39a2146210ecdbe
    • Downloads MZ/PE file

    • Checks computer location settings

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

    • Event Triggered Execution: Component Object Model Hijacking

      Adversaries may establish persistence by executing malicious content triggered by hijacked references to Component Object Model (COM) objects.

    • Executes dropped EXE

    • Loads dropped DLL

    • 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

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • Network Share Discovery

      Attempt to gather information on host network.

    • Drops file in System32 directory

MITRE ATT&CK Enterprise v16

Tasks