MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains a link farm hosted on multiple compromised websites, directing users to download files. The presence of multiple PDF link farm heuristics and a high ML classifier score indicate malicious intent. The ClamAV detection further confirms this, identifying the file as a phishing trojan.
Machine Learning
- Nyx PDF Classifier malicious score 0.9952
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/160b3e2725e488---60025913068.pdf In PDF document text
- https://alfa-clining.ru/wp-content/plugins/super-forms/uploads/php/files/213ee785685a2293f97ba0fd4a3931c8/60600671252.pdfIn PDF document text
- http://jeugdopdewetenschapsagenda.nl/wp-content/plugins/formcraft/file-upload/server/content/files/160d29c380c9df---86707808012.pdfIn PDF document text
- https://francois-daulte.com/ckfinder/userfiles/files/29105385775.pdfIn PDF document text
- https://www.davidcosz.de/wp-content/plugins/super-forms/uploads/php/files/sg07mmc2p6vjh5l36tvqaklj1g/86448242831.pdfIn PDF document text
- http://kleinschaden.expert/userfiles/file/popotefijufusiwi.pdfIn PDF document text
- https://kuzeyilac.com/resimler/files/gavokojirapani.pdfIn PDF document text
- http://universalestetic.com/userfiles/file/24693080355.pdfIn PDF document text
- http://www.gainerwindows.ca/wp-content/plugins/super-forms/uploads/php/files/tf333bo2bkcskv03o51ttff7u3/71528184275.pdfIn PDF document text
- https://humanistbeauty.com/wp-content/plugins/super-forms/uploads/php/files/3ncmu9emja10qvrddgie3bq62d/rexibatilunopo.pdfIn PDF document text
- http://metzpaintings.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607feb55637ca---43615887825.pdfIn PDF document text
- https://amezdigital.com/wp-content/plugins/super-forms/uploads/php/files/e61039361c17ce6853fa7251ef10cac2/pulopinelas.pdfIn PDF document text
- http://celcg.pl/uploaded/file/bagafofesobizawuvojuk.pdfIn PDF document text
- http://www.thebetterinsurance.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b59b7bd27a0---12245502117.pdfIn PDF document text
- http://nieruchomosci-swidnica.pl/userfiles/file/96388402331.pdfIn PDF document text
- https://sevsport.info/wp-content/plugins/super-forms/uploads/php/files/2e56b9f83967cbcd93e44021adc78459/vojawedopapa.pdfIn PDF document text
- https://www.birdandwildlifeteam.com/wp-content/plugins/formcraft/file-upload/server/content/files/16075a9d919868---favuzawinanelawesaxewu.pdfIn PDF document text
- https://aquaticlandscape.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c2a9bdd794e---50536510086.pdfIn PDF document text
- http://ufnk.fr/app/webroot/files/file/78632067963.pdfIn PDF document text
- http://www.1000ena.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607d1f475cf50---13904890570.pdfIn PDF document text
- https://mszukam.pl/dat//file/tedonapomakekuwudesa.pdfIn PDF document text
- http://finsura-lifedirect.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/1606c955f2754c---wevusanurobekenanef.pdfIn PDF document text
- https://southernlightingsource.com/wp-content/plugins/super-forms/uploads/php/files/2c19e0b140d94bd76fa2cd626a9b770a/soxujiruramatigedozok.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/ngfLrbzwjls/uplcv?utm_term=gta+5+download+for+android+laptopPDF 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_off0000ed3b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xED3B | 10448 bytes |
SHA-256: 290d33a1e9a3687e511138f12b786d2d8a1bfe38623c8dd2b5a555c95f2e058b |
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font_01_sfnt_off00010523.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10523 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00011d35.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11D35 | 17244 bytes |
SHA-256: 14bbea7535e656abd6e7717c16734398d70734939901b9427f342c30b58615bf |
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