Malicious PDF — malware analysis report

Static analysis result for SHA-256 887d0fa3118978a5…

MALICIOUS

PDF

26.5 KB Created: 2019-04-30 08:13:44 +01:00 Authoring application: mPDF 5.7
MD5: cd85920a30e38e568975c9e3204a14d1 SHA-1: 4e7e310a5c4bf162f627b47eb8f00b864db1960a SHA-256: 887d0fa3118978a5ec4164e589eeab14d6f373abec9213d43ade543664422877
92 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF document was flagged by a machine learning classifier and contains a large number of external links, indicating a potential link farm designed to redirect users to malicious content. While no scripts were explicitly extracted, the presence of embedded URLs within the document body suggests an attempt to lure users to external sites. The primary attack pattern appears to be social engineering via a malicious document attachment.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9912

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/1094099092092099/Contested-Land-Contested-Memory-Israel-s-Jews-and-Arabs-and-the-Ghosts-of-Catastrophe-by-Jo-Roberts.pdf
    • http://loaminoo.linkpc.net/7095092094091096/Recovered-Histories-and-Contested-Identities-Jordan-Israel-and-Palestine-by-Riad-Nasser.pdf
    • http://loaminoo.linkpc.net/9098096096098094/Contested-Lands-Israel-Palestine-Kashmir-Bosnia-Cyprus-and-Sri-Lanka-by-Sumantra-Bose.pdf
    • http://loaminoo.linkpc.net/2093095091090/The-Right-To-Vote-The-Contested-History-Of-Democracy-In-The-United-States-by-Alexander-Keyssar.pdf
    • http://loaminoo.linkpc.net/9094095095099093/Finding-the-Movement-Sexuality-Contested-Space-and-Feminist-Activism-by-Anne-Enke.pdf
    • http://loaminoo.linkpc.net/5091095095098095/The-Contested-Murder-of-Latasha-Harlins-Justice-Gender-and-the-Origins-of-the-La-Riots-by-Brenda-Stevenson.pdf
    • http://loaminoo.linkpc.net/6091091095095094/Sacred-Sites----Contested-Rites-Rights-Pagan-Engagements-with-Archaeological-Monuments-by-Jenny-Blain.pdf
    • http://loaminoo.linkpc.net/8097099095099092/Contested-Sites-in-Jerusalem-The-Jerusalem-Old-City-Initiative-by-Tom-Najem.pdf
    • http://loaminoo.linkpc.net/9094095099093092/Umstrittene-Beziehungen-Contested-Relations-Protestantismus-Zwischen-Dem-Sudlichen-Afrika-Und-Deutschland-Von-Den-1930er-Jahren-Bis-in-Die-Apartheidzeit-Protestantism-Between-Southern-Africa-and-Germany-from-the-1930s-to-the-Apartheid-Era-by-Julia-Besten.pdf
    • http://loaminoo.linkpc.net/1090099095093092092/The-Ammenuel-Ethos-The-Calling-of-the-Biblical-144-000-Jews-in-Israel-by-Mendel-Edwardson.pdf
    • http://loaminoo.linkpc.net/8099098099095099/The-Commitment-The-Impact-of-American-Jews-on-the-Establishment-of-the-State-of-Israel-post-WWII-by-Doron-Almog.pdf
    • http://loaminoo.linkpc.net/4095092095092097/Faith-Renewed-The-Judaic-Affirmation-Beyond-the-Holocaust-Judaism-Transcends-Catastrophe-God-Torah-and-Israel-Beyond-the-Holocaust-by-Jacob-Neusner.pdf
    • http://loaminoo.linkpc.net/1098099093094096/Salonica-City-of-Ghosts-Christians-Muslims-and-Jews-1430-1950-by-Mark-Mazower.pdf
    • http://loaminoo.linkpc.net/9092096097098/The-Crime-and-the-Silence-Confronting-the-Memory-of-the-Burning-of-Jews-by-Their-Neighbors-in-Wartime-Jedwabne-by-Anna-Bikont.pdf
    • http://loaminoo.linkpc.net/8099090098095093/Israel-Einf-hrung-in-ein-schwieriges-Land-by-Carlo-Strenger.pdf
    • http://loaminoo.linkpc.net/1091095091093091/Escaping-the-Holocaust-Illegal-Immigration-to-the-Land-of-Israel-1939-1944-by-Dalia-Ofer.pdf
    • http://loaminoo.linkpc.net/9091094093/The-Land-I-Lost-Ghosts-of-the-Shadow-Market-7-by-Cassandra-Clare.pdf
    • http://loaminoo.linkpc.net/1094091092090091/From-the-Land-of-Green-Ghosts-A-Burmese-Odyssey-by-Pascal-Khoo-Thwe.pdf
    • http://loaminoo.linkpc.net/3092096094094093/The-Memory-of-Fire-The-Waking-Land-2-by-Callie-Bates.pdf
    • http://loaminoo.linkpc.net/4095092094099/The-Wolf-at-Twilight-An-Indian-Elder-s-Journey-through-a-Land-of-Ghosts-and-Shadows-by-Kent-Nerburn.pdf

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