MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF was flagged by ClamAV as Pdf.Phishing.Trojan and an ML classifier indicated a high probability of maliciousness. It contains numerous links, many pointing to compromised CMS upload storage or disposable hosting, suggesting a link farm designed to redirect users to malicious sites. The document body is heavily obfuscated and unreadable, providing no direct content clues.
Machine Learning
- Nyx PDF Classifier malicious score 0.9942
Heuristics 6
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ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
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PDF link farm points to compromised-WordPress upload storage medium PDF_COMPROMISED_CMS_UPLOAD_LINK_FARMPDF contains multiple clickable links, across many distinct hosts, whose targets are random-slug files parked in the upload directories of vulnerable WordPress form plugins (FormCraft, Super Forms). This is the hallmark of the 'free document/template' SEO phishing PDF family, which ranks for search queries and routes users into payload/redirect chains hosted on compromised sites. The PDF itself carries no exploit — the risk is the linked destinations.
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Small PDF is a non-clustered link farm on disposable hosting medium PDF_SEO_DISPOSABLE_LINK_FARMSmall PDF contains many clickable external PDF links spread thin across many distinct hosts (no single dominant host), corroborated by a utm_term SEO-redirector link and/or links parked on free/disposable content hosts. This is the 'free document/template' SEO phishing PDF family, which ranks for search queries and routes users into payload/redirect chains, rather than a normal document citation pattern. The PDF itself carries no exploit — the risk is the linked destinations.
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External URI info PDF_URIPDF contains an external URL action
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Object number defined twice with different bodies info PDF_DUPLICATE_OBJ_BODY_INCREMENTALThe same indirect object (N G) is defined more than once with different body bytes. First-wins and last-wins readers will resolve different content, which is a parser-confusion shape used by targeted PDFs. Body-only differences are common in benign incremental updates, so severity is raised only when the duplicate carries active content.
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Embedded URL info EMBEDDED_URLOne 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 https://juvelyrikoscentras.lt/Files/file/57475732749.pdf
- https://noukos.gr/wp-content/plugins/formcraft/file-upload/server/content/files/1608025da2cf0e---12469117563.pdf
- http://soluzionebenessere.eu/userfiles/files/87844165187.pdf
- http://posekatzahradu.cz/files/file/dikemovazatuvimomatekedox.pdf
- https://empylean.com/wp-content/plugins/super-forms/uploads/php/files/rr5a7een8pj3f3j3qmkit51u6g/50044831296.pdf
- https://bonpetsupply.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608614111d572---81983974340.pdf
- http://plenar.hr/wp-content/plugins/formcraft/file-upload/server/content/files/160831e297fe1c---88095913848.pdf
- https://messianic.live/wp-content/plugins/super-forms/uploads/php/files/0af1d72125fb7a0e264981d6cb1b7073/donixo.pdf
- https://fellowpeo.com/wp-content/plugins/super-forms/uploads/php/files/6700022923db67914fe14beb53dd9874/1077301658.pdf
- https://www.ideaklinik.com.tr/wp-content/plugins/formcraft/file-upload/server/content/files/160748142200c4---wovosebovamenewerixeki.pdf
- https://fitnessrev.net/wp-content/plugins/super-forms/uploads/php/files/nsqrftdf6odvvp1apsg382irmb/65077048970.pdf
- https://calldidocta.com/wp-content/plugins/super-forms/uploads/php/files/30d8bb27d5aca7c7e6a05165571f8f0f/lurogikagaredizigoju.pdf
- http://erbaytag.com/resimler/files/78410210117.pdf
- https://ahi.com.ua/wp-content/plugins/super-forms/uploads/php/files/c4cfa8a26b9ee688db03b971354ae3f2/38661343626.pdf
- https://adbetelparaguay.com/wp-content/plugins/super-forms/uploads/php/files/a06f9284f563abba7bcb3b716e7f6671/vajanizive.pdf
- http://haiqi-machine.com/d/files/88657100054.pdf
- https://buka.ru/sadm_files/89714615477.pdf
- http://dailycan.com/userfiles/files/629175122.pdf
- http://dongphuctqueen.com/upload/files/7353893396.pdf
- http://ecbpolska.pl/wp-content/plugins/super-forms/uploads/php/files/5e0e8fe1e5eed84824f6b9c3577f5438/xobetimakadikobebewa.pdf
- http://www.olympussverige.se/wp-content/plugins/super-forms/uploads/php/files/m238n5t440bsp11kelghqlr7l2/jinukajuwuxarugobegadov.pdf
- http://www.optionassurance.ca/wp-content/plugins/formcraft/file-upload/server/content/files/160afbc4319fb6---mapagolamexajososo.pdf
- https://www.adler-leitishofen.de/wp-content/plugins/formcraft/file-upload/server/content/files/160d23e1c0fd1c---koxapaf.pdf
- https://classconnbio.com/img-jacson/files/53127881611.pdf
- https://mzr-avocats.com/buddha/ckfinder/userfiles/files/dutomibol.pdf
- https://feedproxy.google.com/~r/skout/mBVl/~3/3vuEKuznOb8/uplcv?utm_term=htet+pgt+maths+previous+year+papers
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
- http://ns.adobe.com/pdf/1.3/
- http://ns.adobe.com/xap/1.0/
- http://ns.adobe.com/xap/1.0/mm/
- http://ns.adobe.com/xap/1.0/rights/
- http://dejavu.sourceforge.net
- http://dejavu.sourceforge.net/wiki/index.php/License
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000f5d5.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF5D5 | 16792 bytes |
font_01_sfnt_off00010dec.bindabba55fcfa71f9b799e4a19492139ec95d24a03f49ab2fca0045a0443f730d7 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10DEC | 10820 bytes |
font_02_sfnt_off000126ed.bin8db0a1f1eb5767d26f49eb03c81d7ef9de2b68e379eea127495358262f404929 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x126ED | 17564 bytes |
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