General

  • Target

    DOC927-TT823-2837_pdf.exe

  • Size

    222KB

  • Sample

    200708-lyeqy3qpej

  • MD5

    4fa3f61b3082f60f2b1be0408900bfea

  • SHA1

    4b051e7c9db390c13d1fd297518986fcfdd9f09c

  • SHA256

    d7edec42151eb4762b265be6014bd7f391c948406a46a9f997337e2b80424193

  • SHA512

    ecf6623e7e9a20f08cf3ae2f8da5e51b6047fe5613c2ef7c99db7d98e8bb3d6cf51c81475db194e3d380c69b64bb2197fe343914f766068a5439729e69a1a218

Score
10/10

Malware Config

Extracted

Family

remcos

C2

109.169.89.116:2021

Targets

    • Target

      DOC927-TT823-2837_pdf.exe

    • Size

      222KB

    • MD5

      4fa3f61b3082f60f2b1be0408900bfea

    • SHA1

      4b051e7c9db390c13d1fd297518986fcfdd9f09c

    • SHA256

      d7edec42151eb4762b265be6014bd7f391c948406a46a9f997337e2b80424193

    • SHA512

      ecf6623e7e9a20f08cf3ae2f8da5e51b6047fe5613c2ef7c99db7d98e8bb3d6cf51c81475db194e3d380c69b64bb2197fe343914f766068a5439729e69a1a218

    Score
    10/10
    • Remcos

      Remcos is a closed-source remote control and surveillance software.

    • 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 web browsers

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

    • 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