Resubmissions

10/06/2024, 00:51

240610-a7teesac356

09/06/2024, 13:05

240609-qbppcsbe586

09/06/2024, 05:15

240609-fxjecsea8z6

08/06/2024, 13:10

240608-qekvkscg727

General

  • Target
    chromeremotedesktophost.msi
  • Size 20.5MB
  • Sample240609-fxjecsea8z
  • SHA256 9cdd681fc86c1e816e652b0b5590d2e986b08bc26204e8048918a59c291051ce
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Targets

    • Target
      chromeremotedesktophost.msi
    • Size 20.5MB
    • SHA256 9cdd681fc86c1e816e652b0b5590d2e986b08bc26204e8048918a59c291051ce
    • MD5 SHA1 SHA512 SSDEEP
    • Adds Run key to start application

    • Blocklisted process makes network request

    • Checks whether UAC is enabled

    • Downloads MZ/PE file

    • Drops desktop.ini file(s)

    • Enumerates connected drives

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

    • Installs/modifies Browser Helper Object

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

    • Modifies Installed Components in the registry

    • Sets file execution options in registry

    • Drops file in System32 directory

MITRE ATT&CK Enterprise v15

Tasks