MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains numerous links pointing to compromised WordPress sites, which in turn host other PDF files. This structure suggests a link farm designed to redirect users to malicious content, likely for phishing or malware distribution. The ClamAV detection and ML classifier strongly indicate malicious intent.
Machine Learning
- Nyx PDF Classifier malicious score 0.9952
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://freemansphotography.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c36f65b326b---bedidakam.pdf
- https://atl-50.com/files/file/durabosanikasif.pdf
- http://www.yourhealthyourchoice.org/wp-content/plugins/formcraft/file-upload/server/content/files/160afa08cd4d91---98801133481.pdf
- http://naturallabs.de/userfiles/file/dabumovenidipokotonedaroj.pdf
- https://singaporeroadshow.com/wp-content/plugins/super-forms/uploads/php/files/d641498b00d79c0c3bc6bd8bb4111d73/mesulawirugojazomez.pdf
- http://prodesign31.ru/wp-content/plugins/formcraft/file-upload/server/content/files/1609cdbb232825---gijos.pdf
- http://www.kidnuri.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608b576b7763d---90790376090.pdf
- https://stradatextiles.com/upload/ckfinder/files/devaxiruzofotedeso.pdf
- https://mandalaconfeccao.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/16092c6df979a2---jitosonupuvafi.pdf
- http://pck.malopolska.pl/wp-content/plugins/super-forms/uploads/php/files/0934047ae96b21366bf9fb80f17c48a9/7160135015.pdf
- https://travels-ukraine.com/wp-content/plugins/formcraft/file-upload/server/content/files/160925cce5189e---tiganalapakug.pdf
- https://ahi.com.ua/wp-content/plugins/super-forms/uploads/php/files/3b089e1fce5c0bba38feb0b05e1ce607/fetarubovolaxapudijujujuk.pdf
- https://bizdrive.nl/wp-content/plugins/formcraft/file-upload/server/content/files/1/160c2ad3582abe---28373451931.pdf
- http://drive4smilesontario.com/clients/e/ed/ed023a0734c265ca673a92d1d81de675/File/38093684637.pdf
- https://www.frankreich-ferien.ch/wp-content/plugins/formcraft/file-upload/server/content/files/1607cee17b456d---78874761953.pdf
- http://kentcliffordreunion.com/clients/a/aa/aa84b18e55fac3ff3c25336c5005d9e5/File/95528278767.pdf
- http://bioterapiazabiegi.pl/obrazy/file/86985860417.pdf
- http://argra.rs/wp-content/plugins/formcraft/file-upload/server/content/files/1606f61806d9c5---5069636770.pdf
- https://aartipalette.com/userfiles/file/tedani.pdf
- https://teenvolunteer.org/wp-content/plugins/super-forms/uploads/php/files/c345c61bece462753d39dc73ec905eb6/kepidezetid.pdf
- https://www.bouldersudbury.org/wp-content/plugins/formcraft/file-upload/server/content/files/160782a71098d8---6237616708.pdf
- http://fbchitchcock.org/clients/8/8b/8bdff38a390027835eb24981312b950c/File/xanugifafumotimex.pdf
- https://apoc.com.au/wp-content/plugins/super-forms/uploads/php/files/8b23e84ae075d23ba5f2de046556edf2/soxodanaz.pdf
- https://feedproxy.google.com/~r/Uplcv/~3/3CAf4wW3hvY/uplcv?utm_term=you+were+my+one+more+chance
- 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_off0000ece0.bin08ceb30dfb188409caf1e04c65d0d0bf356b0fd61aca5ad43d14b019593077c5 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xECE0 | 10376 bytes |
font_01_sfnt_off0001042a.binfbd7ac40d5ea238f68285d1779cfe9b0793c7b3a63cdf41d03dae60b0411fb2b |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1042A | 18412 bytes |
font_02_sfnt_off00013422.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13422 | 16792 bytes |
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