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. Heuristics identified it as a link farm pointing to compromised WordPress upload directories and other disposable hosting, suggesting a phishing or malware distribution scheme. The embedded URLs, while numerous, primarily serve to redirect users to further malicious content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9974
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 http://mama-care.com/UserFiles/file/muwosurugujuxuxepumikadod.pdf In PDF document text
- http://www.1000ena.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613132e293bd9---25635646831.pdfIn PDF document text
- http://irmascaritasdejesus.org.br/wp-content/plugins/formcraft/file-upload/server/content/files/16131f4bfcc6ea---fifemaxodeke.pdfIn PDF document text
- https://tamtam.com.ua/wp-content/plugins/super-forms/uploads/php/files/430e66c3a9a18f2e7615ca0dddc32697/2607178777.pdfIn PDF document text
- http://bualuang101.com/backoffice/upload/files/26474668918.pdfIn PDF document text
- https://verandapattaya.com/userfiles/files/82369605399.pdfIn PDF document text
- https://tyko.pl/userfiles/file/59149497006.pdfIn PDF document text
- https://koparieshorvathbusz.hu/files/file/66866650875.pdfIn PDF document text
- https://marlin-aquarium.ru/ckfinder/userfiles/files/38320222830.pdfIn PDF document text
- https://www.caesarstravel.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613a1def477c7---timijakixisozuvisa.pdfIn PDF document text
- https://epagneuls-bretons.fr/caningest/images/file/50940504380.pdfIn PDF document text
- https://sieuthimaytinhcu.vn/upload/files/96104429661.pdfIn PDF document text
- http://www.yoko-ono.be/images/userfiles/file/16255253013.pdfIn PDF document text
- http://aromamahabaleshwar.com/ckfinder/userfiles/files/tonuzidoziru.pdfIn PDF document text
- https://nakipoglugroup.com/upload/ckfinder/files/57680526357.pdfIn PDF document text
- http://canadapremiumlubes.com/survey/userfiles/files/zegalisuwuduzusorowojija.pdfIn PDF document text
- https://jasmijnbloemengroen.nl/userfiles/file/jirikidufemejiboxopim.pdfIn PDF document text
- https://imagebrandstudio.com/userfiles/file/mosesofoba.pdfIn PDF document text
- http://wernitznigg.at/files/50045161199.pdfIn PDF document text
- https://www.champagne-auge-dascier.com/ckfinder/userfiles/files/pakuxanogusom.pdfIn PDF document text
- http://nikolalepojevic5.com/multimedia/file/51581748036.pdfIn PDF document text
- http://taxicityplus.ru/userfiles/file/maweveramurufegaguwepe.pdfIn PDF document text
- http://holdemigny.fr/ckfinder/userfiles/files/fabuniwimuj.pdfIn PDF document text
- http://addon-colsman.somantec.net/ckfinder/userfiles/files/rabeze.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/3CAf4wW3hvY/uplcv?utm_term=enlarge+text+on+android+phonePDF link annotation
- http://www.w3.org/1999/02/22-rdf-syntax-ns#In PDF document text
- http://purl.org/dc/elements/1.1/In PDF document text
- http://ns.adobe.com/pdf/1.3/In PDF document text
- http://ns.adobe.com/xap/1.0/In PDF document text
- http://ns.adobe.com/xap/1.0/mm/In PDF document text
- http://ns.adobe.com/xap/1.0/rights/In PDF document text
- http://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000ea3f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEA3F | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off00010251.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10251 | 17620 bytes |
SHA-256: 5957ec4b6b054c7a11e2998a4ed6d07ee50e60479ef680e86e410d9b7d214f0f |
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font_02_sfnt_off00013073.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13073 | 10588 bytes |
SHA-256: ceeacea8cd61fc522faa4749285a0022367b7e857bbf404a5ca824c567f3b2b6 |
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