General

  • Target
    Bootsrappper-9.999.zip
  • Size 5.8MB
  • Sample260527-nb5dpscs4l
  • SHA256 2d1933095531ce855b3d3a0a1ebdcd0bf9ac0e04e55d49a78b088cef288d7250
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • remus_stealer

Botnet
  • 4ddc2f013cf6edc40365c02fba709980

C2
  • http://intelvissions.com:5747

  • http://woodfez.biz:7582

  • http://myrtler.biz:9549

Targets

    • Target
      BoostrapplerNET/Bootsrappper.exe
    • Size 1.5MB
    • SHA256 cdd16fc0a2bf1499ba815bc95288456e46c7245b64c9d06033f2c61eb06900f5
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Detects Remus stealer

    • Family: Remus

      Remus is a stealer written in C++.

    • 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.

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • Checks installed software on the system

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

    • Target
      BoostrapplerNET/Workspace/373f5d42922fa6b5ac57adbb41b8015f-cache.lua
    • Size 327KB
    • SHA256 d10aa3cabff1a991014244e4349f77730bbf1c6e6ac16b0411dca5c4d4efa4ae
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    3/10
    • Target
      BoostrapplerNET/runtimes/app.asar.unpacked/node_modules/btime/binding.node
    • Size 118KB
    • SHA256 98c51303c38dc03faeeba13f26fa3c6645d0c1a502b8a5d28177ce015dacf35f
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    3/10
    • Target
      BoostrapplerNET/runtimes/app.asar.unpacked/node_modules/get-fonts/binding.node
    • Size 125KB
    • SHA256 149bc3824ecbf68f7a892a311e77548ea156963b88db0590063b50725c9d883c
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    3/10
    • Target
      BoostrapplerNET/runtimes/app.asar.unpacked/node_modules/vibrancy-win/binding.node
    • Size 118KB
    • SHA256 094bfeb0692885f1e56bb363e1065099eab48a7988c8603fd6a3fb49ec88b09c
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    3/10

MITRE ATT&CK Enterprise v16

Tasks