Malicious PDF — malware analysis report

Static analysis result for SHA-256 133e97dea7473d74…

MALICIOUS

PDF

20.5 KB Created: 2019-04-30 05:49:10 +01:00 Authoring application: mPDF 5.7
MD5: 4ba9005e25bd964daa164f1a774014e8 SHA-1: aa0ad20e44f337ac1fba8bf9e82e9ba586e8b924 SHA-256: 133e97dea7473d74b6d1fba5105c6e18b355b08563ed78ad0ba60dd82f12505e
92 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF contains a large number of embedded URLs, forming a link farm that directs users to external PDF documents. This technique is often used to distribute malicious content or to engage in SEO poisoning to improve search engine rankings for malicious sites. The ML classifier also flagged this PDF as malicious.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9942

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/5093096095091099/Crime-And-The-Law-The-Social-History-Of-Crime-In-Western-Europe-Since-1500-by-V-A-C-Gatrell.pdf
    • http://loaminoo.linkpc.net/2097099099092092/Crime-Buff-s-Guide-To-OUTLAW-SOUTHWEST-Crime-Buff-s-Guides-Book-1-by-Ron-Franscell.pdf
    • http://loaminoo.linkpc.net/2092090091099/Christianity-Social-Tolerance-and-Homosexuality-Gay-People-in-Western-Europe-from-the-Beginning-of-the-Christian-Era-to-the-Fourteenth-Century-by-John-Boswell.pdf
    • http://loaminoo.linkpc.net/9098094092091094/The-Crime-Gene-The-Crime-Gene-Series-Book-1-by-Joyce-Nance.pdf
    • http://loaminoo.linkpc.net/7095095090096/True-Crime-Stories-10-Heinous-True-Crime-Stories-Of-Sickly-Serial-Killers-Murderers-And-Sociopaths-by-Travis-S-Kennedy.pdf
    • http://loaminoo.linkpc.net/2095090095090096/Crime-Lord-s-Captive-Crime-Lord-1-by-Mia-Knight.pdf
    • http://loaminoo.linkpc.net/2097092093090/Sisters-in-Crime-2-Sisters-in-Crime-2-by-Marilyn-Wallace.pdf
    • http://loaminoo.linkpc.net/2095090095090094/Recaptured-by-the-Crime-Lord-Crime-Lord-2-by-Mia-Knight.pdf
    • http://loaminoo.linkpc.net/6091096093093092/A-History-of-Western-Philosophy-amp-its-Connection-with-Political-amp-Social-Circumstances-from-the-Earliest-Times-to-the-Present-Day-by-Bertrand-Russell.pdf
    • http://loaminoo.linkpc.net/2095096099098095/Medieval-Europe-400---1500-by-H-G-Koenigsberger.pdf
    • http://loaminoo.linkpc.net/2095090095090093/Once-A-Crime-Lord-Crime-Lord-3-by-Mia-Knight.pdf
    • http://loaminoo.linkpc.net/1091091093094098099/Families-in-the-Expansion-of-Europe-1500-1800-by-Maria-Beatriz-Nizza-da-Silva.pdf
    • http://loaminoo.linkpc.net/1095090091094/From-Dawn-to-Decadence-500-Years-of-Western-Cultural-Life-1500-to-the-Present-by-Jacques-Barzun.pdf
    • http://loaminoo.linkpc.net/2092091094097093/The-Insect-and-the-Image-Visualizing-Nature-in-Early-Modern-Europe-1500-1700-by-Janice-Neri.pdf
    • http://loaminoo.linkpc.net/8092098093092097/Once-Upon-a-Crime-by-Ed-Gorman.pdf
    • http://loaminoo.linkpc.net/2092095095091091/Almost-a-Crime-by-Penny-Vincenzi.pdf
    • http://loaminoo.linkpc.net/1091093093091093/How-to-Write-Crime-by-Marele-Day.pdf
    • http://loaminoo.linkpc.net/1095099092093098/Tooth-of-Crime-by-Sam-Shepard.pdf
    • http://loaminoo.linkpc.net/3092098090099098/Crime-Worthy-of-Me-A-by-Hal-Dresner.pdf
    • http://loaminoo.linkpc.net/6098093096091099/Crime-and-Punishment-by-Fyodor-Dostoyevsky.pdf

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