MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
This PDF file was flagged by multiple heuristics as malicious, including a critical ClamAV detection and an ML classifier. It functions as a link farm, directing users to numerous compromised WordPress upload storage locations. These links likely lead to further malicious content or phishing attempts, indicating a phishing and potential malware distribution vector.
Machine Learning
- Nyx PDF Classifier malicious score 0.9955
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 http://heilpraxis-pankow.de/wp-content/plugins/formcraft/file-upload/server/content/files/160b2d5b08dfd0---4211147361.pdf In PDF document text
- https://www.pietri-automobiles.com/wp-content/plugins/super-forms/uploads/php/files/mdvluv0m7jrjkjhb3j13fha43k/66208334107.pdfIn PDF document text
- https://thehamptonsbloomington.com/wp-content/plugins/formcraft/file-upload/server/content/files/1606f370f90fcd---fusisutaradadu.pdfIn PDF document text
- https://joyfool.art/wp-content/plugins/super-forms/uploads/php/files/16fbb728f41768fc2edb7bc7da2756a2/80913632358.pdfIn PDF document text
- https://www.hotel-palladium.gr/wp-content/plugins/super-forms/uploads/php/files/l8v79r1epihqaunts3i0rqqnm9/71310574097.pdfIn PDF document text
- http://beta-rc.com/upload/files/bolunevuzojuwaroxojipaf.pdfIn PDF document text
- http://imi.vc/upload/files/befojolepikubukomifelanog.pdfIn PDF document text
- https://purpleleafestatebuyers.com/wp-content/plugins/formcraft/file-upload/server/content/files/160ad9fb6d58e9---33495142249.pdfIn PDF document text
- http://xn--d1achljw0b.xn--p1ai/content/upload/88859567147.pdfIn PDF document text
- http://www.britocunhaadvocacia.com.br/home/wp-content/plugins/formcraft/file-upload/server/content/files/16078026b8074a---74651951090.pdfIn PDF document text
- https://aurorabersinar2.com/contents//files/zusisasemeb.pdfIn PDF document text
- http://milcontabil.com.br/wp-content/plugins/super-forms/uploads/php/files/hv3tf1eaj4gsl93qt4kppkjsb1/76017067344.pdfIn PDF document text
- http://bezpieczna-strefa.pl/wp-content/plugins/super-forms/uploads/php/files/434488980b895ad71a8be2afd573e158/59603431715.pdfIn PDF document text
- http://agenziaimmobiliarecannavo.eu/userfiles/files/welexezevorofaraz.pdfIn PDF document text
- http://www.acefence.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607f12f248f7f---sibepaxipifibe.pdfIn PDF document text
- http://mygiftltd.com/userfiles/file/zunos.pdfIn PDF document text
- https://sidexsideaudio.com/wp-content/plugins/formcraft/file-upload/server/content/files/16085ae1b7540d---zavojunoberufawib.pdfIn PDF document text
- http://aliancegroup.su/wp-content/plugins/formcraft/file-upload/server/content/files/160a45f0fe3cf5---33239676148.pdfIn PDF document text
- http://www.mtpartnersfl.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b2f790884f2---nebobot.pdfIn PDF document text
- https://luxurytravel-show.com/wp-content/plugins/super-forms/uploads/php/files/2a48fe3f6e4e691dfea48ce8aee50ce8/60964794327.pdfIn PDF document text
- https://janeunchained.com/wp-content/plugins/super-forms/uploads/php/files/ul27bcm8bmlsuh91bguv2k1elv/73034225002.pdfIn PDF document text
- http://www.oknookna.pl/wp-content/plugins/formcraft/file-upload/server/content/files/1609687f7f3b7e---xuvojusotimuwezapika.pdfIn PDF document text
- http://www.next-conseil.fr/wp-content/plugins/formcraft/file-upload/server/content/files/1607580759d859---48933835558.pdfIn PDF document text
- http://xn----8sbpvg0afdbe.xn--p1ai/wp-content/plugins/super-forms/uploads/php/files/qb4pn6midp3v45qkddq03bae30/debitogokakaneposemer.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/zMnd8XtcwSM/uplcv?utm_term=creating+pdf+with+form+fieldsPDF 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_off0000e4c4.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE4C4 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000fcdb.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFCDB | 11060 bytes |
SHA-256: 8c6db03909cc408eda70e0927a0468386f074268822f85578fde670c616e075b |
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font_02_sfnt_off00011646.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11646 | 16412 bytes |
SHA-256: 6026e6adb7237238594af8c1feca8104df7fb541f9c133f6a1af18693cc6dcea |
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