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General

  • Target

    file.exe

  • Size

    7.2MB

  • Sample

    221122-smbb8agd77

  • MD5

    7fa42f74fa70031d6df8aca6db5e7825

  • SHA1

    dc412f739019fa9ed15c890d5c62d93b21686f9d

  • SHA256

    294d6e22e5ed52748678e0bb0134b2c40fa50495cac5aa847f7503b8275a8c76

  • SHA512

    0fed096edfe06b4ab067c5743585236d0a6da9b79108fe77d1f4b74bb014888e8ead2939a943013ef42b380ecaebae1585921a8d4214927626f4e325eb7a494d

  • SSDEEP

    196608:91OvKooqxiSlZsiCHmxzuzym+offTlIZ0NdrKO/y2iG:3OvKooqISlZyiAyzmyZwCG

Malware Config

Targets

    • Target

      file.exe

    • Size

      7.2MB

    • MD5

      7fa42f74fa70031d6df8aca6db5e7825

    • SHA1

      dc412f739019fa9ed15c890d5c62d93b21686f9d

    • SHA256

      294d6e22e5ed52748678e0bb0134b2c40fa50495cac5aa847f7503b8275a8c76

    • SHA512

      0fed096edfe06b4ab067c5743585236d0a6da9b79108fe77d1f4b74bb014888e8ead2939a943013ef42b380ecaebae1585921a8d4214927626f4e325eb7a494d

    • SSDEEP

      196608:91OvKooqxiSlZsiCHmxzuzym+offTlIZ0NdrKO/y2iG:3OvKooqISlZyiAyzmyZwCG

    • Modifies Windows Defender Real-time Protection settings

    • Blocklisted process makes network request

    • Executes dropped EXE

    • Checks BIOS information in registry

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

    • Checks computer location settings

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

    • Loads dropped DLL

    • Reads user/profile data of web browsers

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

    • Checks installed software on the system

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

    • Drops Chrome extension

    • Drops desktop.ini file(s)

    • Drops file in System32 directory

MITRE ATT&CK Enterprise v6

Tasks