General

  • Target
    hRUNa8ehujzfrYl.exe
  • Size 695KB
  • Sample201109-mawttylrga
  • SHA256 2634fb80e3aae92bb4b0fa252d7be8242629a9dbcd14301b0002e8d1bfc8b420
  • MD5 SHA1 SHA512

Malware Config

Targets

    • Target
      hRUNa8ehujzfrYl.exe
    • Size 695KB
    • SHA256 2634fb80e3aae92bb4b0fa252d7be8242629a9dbcd14301b0002e8d1bfc8b420
    • MD5 SHA1 SHA512
    • AgentTesla

      Agent Tesla is a remote access tool (RAT) written in visual basic.

    • AgentTesla Payload

    • Looks for VirtualBox Guest Additions in registry

    • Looks for VMWare Tools registry key

    • Checks BIOS information in registry

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

    • 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.

    • Adds Run key to start application

    • Maps connected drives based on registry

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

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v6

Tasks