MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF file was detected as malicious by ML classifiers and ClamAV, indicating a phishing or trojan threat. It contains numerous links, many pointing to compromised websites or disposable hosting, characteristic of a link farm designed to redirect users to malicious content. The presence of embedded URLs and the heuristic 'PDF_SEO_DISPOSABLE_LINK_FARM' strongly suggest this is a phishing or malware distribution lure.
Machine Learning
- Nyx PDF Classifier malicious score 0.9972
Heuristics 6
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ClamAV: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0
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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://asigurareingermania.ro/wp-content/plugins/super-forms/uploads/php/files/7371f77ekorng9spgg0toel9fl/zegoniwafup.pdf
- https://primer-spb.ru/files/files/74718298933.pdf
- http://bwemfjhjk.friend-match.com/upload/files/zaniwovebukujevux.pdf
- http://s2ipower.com/survey/userfiles/files/kopixuzeterera.pdf
- http://gzcil.com/uploadfile/files/wirefijipuvogupojoxota.pdf
- http://gabident.pl/local/userfiles/file/zomopuj.pdf
- http://svs-pm.com/wp-content/plugins/formcraft/file-upload/server/content/files/16138d45314db0---pukatukudewuvetopedusilon.pdf
- http://careerhack.net/wp-content/plugins/formcraft/file-upload/server/content/files/16132e67f5cf06---38710135068.pdf
- http://quatanggiabao.com/images/uploads/files/6866393453.pdf
- https://xn--80aesyq.xn--p1ai/files/file/wiropoxuxod.pdf
- https://xnkvinatimex.com/uploads/files/sisoxapafikivibugo.pdf
- http://beautifulmoda.com/userfiles/files/87932698128.pdf
- https://heks-tech.com/app/webroot/userfiles/files/dutezofaxinebo.pdf
- https://elpollopaulino.com/cenavarra_userfiles/files/galisimawovetoketejovafu.pdf
- http://sakuragiramenandsushi.com/uploads/files/7018272189.pdf
- https://sevsport.info/wp-content/plugins/super-forms/uploads/php/files/a31b9b99b11d8ddbaf2e483d1ee05b65/losume.pdf
- https://saksisan.com/upload/ckfinder/files/97668196016.pdf
- http://jj-metals.com/userfiles/file/2021090807112873499.pdf
- http://www.gesas.it/media/mailinglist/file/xulibamimosobigonefuz.pdf
- https://hsegroup.ru/wp-content/plugins/super-forms/uploads/php/files/tqf94uvbffigv5atikvpk688a7/tadokosiv.pdf
- http://www.maoles.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613237dc448fb---2167352977.pdf
- https://feedproxy.google.com/~r/skout/mBVl/~3/BvfzZFkJO3s/uplcv?utm_term=watch+full+mma+fights+online
- 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_off0000e1b3.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE1B3 | 16792 bytes |
font_01_sfnt_off0000f9c5.bin26838ebed969cce4cf9550668a89e6e7ffbfb0cfc4453a2b252e1997f7aed846 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF9C5 | 18200 bytes |
font_02_sfnt_off00012985.binf8b0b54ec8fab0b899300ab5c36cf62693fded8df7826486114f51ce029a1909 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12985 | 10776 bytes |
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