Malicious PDF — malware analysis report

Static analysis result for SHA-256 5f0c47194ce93168…

MALICIOUS

PDF

19.4 KB Created: 2019-04-30 03:36:01 +01:00 Authoring application: mPDF 5.7
MD5: 79ddd856d5942e16dbea53eb9a0b205b SHA-1: f8c84324883002521e308531a40a2951c3be6835 SHA-256: 5f0c47194ce93168e597c4df58ab1d99163f43d2f9f01044a46fdc04f84c65d4
92 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF contains a large number of embedded links to external PDF files, many of which are disguised as book titles. This technique is often used for SEO poisoning or to direct users to malicious content. The ML classifier also flagged this PDF as malicious, indicating a high probability of malicious intent.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9920

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/1091099095092092094/Children-s-Book-Kate-Gets-Dressed-with-Dressy-Fairy-Great-Bedtime-Story-for-Kids-Age-4---8-Educational-Book-by-Shulamit-Zilberberg.pdf
    • http://loaminoo.linkpc.net/1091099095093096094/Psychiatry-in-Transition-by-Shulamit-Ramon.pdf
    • http://loaminoo.linkpc.net/9094099094091091/Valley-of-Strength-by-Shulamit-Lapid.pdf
    • http://loaminoo.linkpc.net/1091099095094091091/Kabbalah-of-Prayer-by-Shulamit-Elson.pdf
    • http://loaminoo.linkpc.net/1091099095092098097/Murder-at-the-Minyan-by-Shulamit-E-Kustanowitz.pdf
    • http://loaminoo.linkpc.net/1091099095093097091/Sorrow-and-Distress-in-the-Talmud-by-Shulamit-Valler.pdf
    • http://loaminoo.linkpc.net/1091099095093095096/Petra-If-the-Stones-Could-Speak-by-Shulamit-Goldberger.pdf
    • http://loaminoo.linkpc.net/1091099095091097098/Feminist-Methods-in-Social-Research-by-Shulamit-Reinharz.pdf
    • http://loaminoo.linkpc.net/1091099095091097099/Finding-The-Grain-A-Literary-Fiction-Novel-by-Shulamit-Hartal.pdf
    • http://loaminoo.linkpc.net/8094091093091/Works-by-Kate-Chopin-Novels-by-Kate-Chopin-Short-Stories-by-Kate-Chopin-Desiree-s-Baby-the-Awakening-the-Storm-the-Story-of-an-Hour-by-Books-LLC.pdf
    • http://loaminoo.linkpc.net/1091099095092099091/Social-Work-in-the-Context-of-Political-Conflict-by-Shulamit-Ramon.pdf
    • http://loaminoo.linkpc.net/1091099095092098094/Psychiatric-Hospital-Closure-Myths-amp-Realities-by-Shulamit-Ramon.pdf
    • http://loaminoo.linkpc.net/1091099095092099095/How-to-Turn-No-Into-Yes-The-Secret-of-Success-in-Direct-Sales-by-Shulamit-Pell.pdf
    • http://loaminoo.linkpc.net/8097091090094094/Walther-Rathenau-Weimar-s-Fallen-Statesman-by-Shulamit-Volkov.pdf
    • http://loaminoo.linkpc.net/1091099095093096092/Mental-Health-at-the-Crossroads-The-Promise-of-the-Psychosocial-Approach-by-Shulamit-Ramon.pdf
    • http://loaminoo.linkpc.net/1091099095092093093/A-Woman-s-Life-Pauline-Wengeroff-and-Memoirs-of-a-Grandmother-by-Shulamit-Magnus.pdf
    • http://loaminoo.linkpc.net/1091099095092098096/Jewish-Emancipation-in-a-German-City-Cologne-1798-1871-by-Shulamit-Magnus.pdf
    • http://loaminoo.linkpc.net/1091099095092092092/Farewell-to-Shulamit-Spatial-and-Social-Diversity-in-the-Song-of-Songs-by-Carsten-L-Wilke.pdf
    • http://loaminoo.linkpc.net/1091099095093095098/From-Djerba-to-Jerusalem-The-Extraordinary-Story-of-Rebbetzin-Shulamit-Bitton-Blau-by-Libby-Lazewnik.pdf
    • http://loaminoo.linkpc.net/1091099095094091099/The-Poetics-of-the-Legal-System-in-the-Digital-Age-Contemporary-Challenges-to-Traditional-Concepts-of-Justice-by-Shulamit-Almog.pdf