General

  • Target

    RobloxPlayerLauncher.exe

  • Size

    1.4MB

  • Sample

    230214-cvhs9she4z

  • MD5

    efcc36872a755c991df0fc66e46aec78

  • SHA1

    c3910529ff97357f21bd9beb7a756a4d9f4cbbe6

  • SHA256

    e545d921c10e47438a19ddbfc28409aac774973ed64a193a970f0b100f68d93b

  • SHA512

    9653d16ef91e7a1310aff02307b5410a0a94442e06c964d8b974ae183aed751a4fafeceec7393400894c0a3be5dce9322619516d1a1f94728af2457b1b0aa0d6

  • SSDEEP

    24576:LcI7W/ntSBq839pPM6l5uMSeR8UEu5B+17wUwTnJl+BMDXPdV:LcI7W/ntSBq839pPM6l5uMS45MaUwTnx

Malware Config

Targets

    • Target

      RobloxPlayerLauncher.exe

    • Size

      1.4MB

    • MD5

      efcc36872a755c991df0fc66e46aec78

    • SHA1

      c3910529ff97357f21bd9beb7a756a4d9f4cbbe6

    • SHA256

      e545d921c10e47438a19ddbfc28409aac774973ed64a193a970f0b100f68d93b

    • SHA512

      9653d16ef91e7a1310aff02307b5410a0a94442e06c964d8b974ae183aed751a4fafeceec7393400894c0a3be5dce9322619516d1a1f94728af2457b1b0aa0d6

    • SSDEEP

      24576:LcI7W/ntSBq839pPM6l5uMSeR8UEu5B+17wUwTnJl+BMDXPdV:LcI7W/ntSBq839pPM6l5uMS45MaUwTnx

    • Modifies system executable filetype association

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • Modifies Installed Components in the registry

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads user/profile data of web browsers

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

    • Registers COM server for autorun

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

    • 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

    • Drops desktop.ini file(s)

    • Enumerates connected drives

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

    • Detected potential entity reuse from brand microsoft.

MITRE ATT&CK Enterprise v6

Tasks