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General

  • Target

    SEFAZ-Sync.msi

  • Size

    2.9MB

  • Sample

    250211-mb1vvatpcy

  • MD5

    9a70f71e961db28a61f88b5a401cc6b9

  • SHA1

    afc84d322954f1c543a24f354885a2a9938a9118

  • SHA256

    d86cd0522385c94d127a8a687fcde9bbfe2f025d061b050458b03a75e908a97a

  • SHA512

    b9747e78e6b03631093ac57a3bd6a7c8ab1f2ee724589db1fd9e282ef5f3be81e0499652977567f815bcf26d1f3fa3470e7b59890986ced94043b8c0d37da209

  • SSDEEP

    49152:++1Ypn4N2MGVv1zyIBWGppT9jnMHRjOOozjcqZJN8dUZTwYaH7oqPxMbY+K/tzQz:++lUlz9FKbsodq0YaH7ZPxMb8tT

Malware Config

Targets

    • Target

      SEFAZ-Sync.msi

    • Size

      2.9MB

    • MD5

      9a70f71e961db28a61f88b5a401cc6b9

    • SHA1

      afc84d322954f1c543a24f354885a2a9938a9118

    • SHA256

      d86cd0522385c94d127a8a687fcde9bbfe2f025d061b050458b03a75e908a97a

    • SHA512

      b9747e78e6b03631093ac57a3bd6a7c8ab1f2ee724589db1fd9e282ef5f3be81e0499652977567f815bcf26d1f3fa3470e7b59890986ced94043b8c0d37da209

    • SSDEEP

      49152:++1Ypn4N2MGVv1zyIBWGppT9jnMHRjOOozjcqZJN8dUZTwYaH7oqPxMbY+K/tzQz:++lUlz9FKbsodq0YaH7ZPxMb8tT

    • AteraAgent

      AteraAgent is a remote monitoring and management tool.

    • Ateraagent family

    • Detects AteraAgent

    • Blocklisted process makes network request

    • Downloads MZ/PE file

    • Enumerates connected drives

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

    • Drops file in System32 directory

MITRE ATT&CK Enterprise v15

Tasks