General

  • Target

    BraveBrowserSetup-BRV011.exe

  • Size

    1.4MB

  • Sample

    230415-r1cxjafh8t

  • MD5

    39657cd1965f7672605f7c3e97d7e973

  • SHA1

    88f2f959d6e576f01ea822d86ed760c6ea656654

  • SHA256

    c93faad3a67a5f6f915a2473182b9965ac0ea90d1593ca826467038ee3ac8da3

  • SHA512

    ed0145aec9dfd01f424ee1a6945119cce7f9d9744339c73cdcb5bf8cfb9139ccdd626e94ebe859631b3e843d420e386c34ec529440f221077eeaeeff469235e2

  • SSDEEP

    24576:u2hOdh1XSwWsZ4k8k8fLweSBHHyhO0efJ7aZTRxLzB6CheR3sWWz:NhOdjPWK6L5SBnyFefJCRxLVyRcrz

Malware Config

Targets

    • Target

      BraveBrowserSetup-BRV011.exe

    • Size

      1.4MB

    • MD5

      39657cd1965f7672605f7c3e97d7e973

    • SHA1

      88f2f959d6e576f01ea822d86ed760c6ea656654

    • SHA256

      c93faad3a67a5f6f915a2473182b9965ac0ea90d1593ca826467038ee3ac8da3

    • SHA512

      ed0145aec9dfd01f424ee1a6945119cce7f9d9744339c73cdcb5bf8cfb9139ccdd626e94ebe859631b3e843d420e386c34ec529440f221077eeaeeff469235e2

    • SSDEEP

      24576:u2hOdh1XSwWsZ4k8k8fLweSBHHyhO0efJ7aZTRxLzB6CheR3sWWz:NhOdjPWK6L5SBnyFefJCRxLVyRcrz

    • 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

    • Reads user/profile data of web browsers

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

    • Registers COM server for autorun

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

MITRE ATT&CK Enterprise v6

Tasks