Malicious PDF — malware analysis report

Static analysis result for SHA-256 025063a3ccc99037…

MALICIOUS

PDF

23.6 KB Created: 2019-04-30 09:05:08 +01:00 Authoring application: mPDF 5.7
MD5: 06c1f6dd43e85341e8d7e0284525656d SHA-1: da62772b65286f45077527773ba4238936f56567 SHA-256: 025063a3ccc99037c065b4aeca338ebe6c605c9922bb93689c7d09e37f85219a
92 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF file contains a large number of embedded links to external PDF documents, forming a link farm. This technique is often used to distribute malicious content or to manipulate search engine rankings. The ML classifier also flagged this PDF as malicious, increasing confidence in its suspicious nature. No scripts were extracted, and the document body was heavily obfuscated, preventing further analysis of its specific intent beyond the link farm.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9901

Heuristics 2

  • Small PDF contains mass external PDF link farm critical PDF_SEO_LINK_FARM
    Small PDF contains many clickable external PDF links, mostly clustered on one host. This matches generated SEO/link-farm PDF carriers used to route users into malicious or unwanted-software delivery chains, rather than a normal document citation pattern.
  • Embedded URL info EMBEDDED_URL
    One or more URLs were extracted from the document. The URL itself is not a detection — see the per-URL labels for which channel (macro, JS, link annotation, document body, ...) reached each URL.
    URL http://loaminoo.linkpc.net/3096099097099094/The-Fathers-of-the-Church-An-Introduction-to-the-First-Christian-Teachers-by-Mike-Aquilina.pdf
    • http://loaminoo.linkpc.net/3096091092093098/A-Year-With-The-Church-Fathers-Patristic-Wisdom-For-Daily-Living-by-Mike-Aquilina.pdf
    • http://loaminoo.linkpc.net/4092092092094093/Rediscovered-Early-Church-PreMillennialism-Teachings-of-the-Earliest-Church-Fathers-on-Prophecy-by-Robert-H-Franklin.pdf
    • http://loaminoo.linkpc.net/3096099098090091/The-Mass-of-the-Early-Christians-by-Mike-Aquilina.pdf
    • http://loaminoo.linkpc.net/7095092097092091/Church-Fathers-From-Clement-of-Rome-to-Augustine-by-Pope-Benedict-XVI.pdf
    • http://loaminoo.linkpc.net/3096092095099094/The-Faith-of-Our-Fathers-A-Plain-Exposition-and-Vindication-of-the-Church-Founded-by-Our-Lord-Jesus-Christ-by-James-Cardinal-Gibbons.pdf
    • http://loaminoo.linkpc.net/4090097091092090/The-Book-of-Mystical-Chapters-Meditations-on-the-Soul-s-Ascent-from-the-Desert-Fathers-and-Other-Early-Christian-Contemplatives-by-John-Anthony-McGuckin.pdf
    • http://loaminoo.linkpc.net/7090099097098092/A-Manual-for-Communicants-An-Introduction-to-Church-Membership-by-Archibald-F-MacGregor.pdf
    • http://loaminoo.linkpc.net/1091092091099094090/The-Apostolic-Age-of-the-Christian-Church-Volume-1-by-Carl-Weizsacker.pdf
    • http://loaminoo.linkpc.net/4092094091097094/The-Church-Contours-of-Christian-Theology-4-by-Edmund-P-Clowney.pdf
    • http://loaminoo.linkpc.net/6093091095098094/The-Mystery-of-Faith-An-Introduction-to-the-Teaching-and-Spirituality-of-the-Orthodox-Church-by-Hilarion-Alfeyev.pdf
    • http://loaminoo.linkpc.net/9090097095094093/The-Encyclopedia-of-Infant-and-Toddler-Activities-Written-by-Teachers-for-Teachers-by-Kathy-Charner.pdf
    • http://loaminoo.linkpc.net/4092094091095098/If-the-Church-Were-Christian-Rediscovering-the-Values-of-Jesus-by-Philip-Gulley.pdf
    • http://loaminoo.linkpc.net/8098099094095096/Old-Testament-Criticism-and-the-Christian-Church-by-John-Edgar-McFadyen.pdf
    • http://loaminoo.linkpc.net/6094097092095094/The-Napoleonic-Wars-A-Very-Short-Introduction-by-Mike-Rapport.pdf
    • http://loaminoo.linkpc.net/1091099098091099099/Studia-Patristica-Vol-XVIII-4---Augustine-Post-Nicene-Latin-Fathers-Orientalia-Nachleben-of-the-Fathers-by-Elizabeth-A-Livingstone.pdf
    • http://loaminoo.linkpc.net/2093094097094095/Almost-Christian-What-the-Faith-of-Our-Teenagers-Is-Telling-the-American-Church-by-Kenda-Creasy-Dean.pdf
    • http://loaminoo.linkpc.net/4095096099099/A-Church-in-the-House-Restoring-Daily-Worship-to-the-Christian-Household-by-Matthew-Henry.pdf
    • http://loaminoo.linkpc.net/2095094096094098/Maps-of-Time-An-Introduction-to-Big-History-by-David-Christian.pdf
    • http://loaminoo.linkpc.net/2094096091094093/Was-America-Founded-as-a-Christian-Nation-A-Historical-Introduction-by-John-Fea.pdf