MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file was identified as malicious by ML classifiers and ClamAV, indicating a phishing or trojan-like nature. It contains numerous embedded URLs, many of which point to compromised WordPress sites or disposable hosting, suggesting an attempt to redirect users to malicious content. The presence of a link farm on compromised CMS upload storage is a strong indicator of malicious intent.
Machine Learning
- Nyx PDF Classifier malicious score 0.9935
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://www.insurancedirectcanada.ca/wp-content/plugins/formcraft/file-upload/server/content/files/1609ed4a16f7f4---70887256199.pdf
- https://gradeagroup.com/wp-content/plugins/super-forms/uploads/php/files/v6fopu8rb54o8e6l840ttvrlke/pabote.pdf
- http://botosani.ro/img/uploads/file/47957774854.pdf
- http://3dtechgroup.com/uploads/image/files/53299226856.pdf
- http://sghscsjamarai.org/guruhargobind/userfiles/file/21056395476.pdf
- http://perles-del-beya.com/userfiles/file/loxilowaxuwarebozaw.pdf
- http://cedule-plachty.cz/files/file/rufagagisotowajasejisob.pdf
- http://heilpraxis-pankow.de/wp-content/plugins/formcraft/file-upload/server/content/files/1606c7d14e9b9c---73521155457.pdf
- https://www.electriclighting.com/wp-content/plugins/super-forms/uploads/php/files/59cd09b7a1602687d4544b150f27cbea/dewesigiw.pdf
- http://studiomuraca.eu/userfiles/files/naxeroxamejixop.pdf
- http://goldartline.ua/userfiles/file/51438969961.pdf
- http://staples1981.com/clients/b/ba/ba027a536d51c1d997ee76cae6dc9017/File/70952115922.pdf
- http://springswellness.net/wp-content/plugins/formcraft/file-upload/server/content/files/160b061e865a0d---vuvadafogipisod.pdf
- https://mebelpozakazu.ru/wp-content/plugins/super-forms/uploads/php/files/a2df6430ed5ab43f826d50344bf2b9a3/74239181826.pdf
- https://www.pietri-automobiles.com/wp-content/plugins/super-forms/uploads/php/files/e3aocoarmufrs28u3m1hm1i16r/vubuludotijufonolabopip.pdf
- https://afd.me.uk/wp-content/plugins/super-forms/uploads/php/files/6fe9nkrrn8m39evolcomdgvttg/bozalo.pdf
- http://traditionsradio.com/wp-content/plugins/super-forms/uploads/php/files/d3gtv8qdnaock65q8su07h4nm5/galuwupivoroliw.pdf
- http://bagandpack.ru/wp-content/plugins/super-forms/uploads/php/files/73c0ac6b1a095f84ead2f00bab8246be/buzibemuximew.pdf
- http://crackershrimp.com/file_media/file_image/file/xinixiriwupepil.pdf
- http://stewartreunion2020.com/clients/2/2a/2a0d9dcdd57715375c9f4393c24df0f2/File/raniwovufoxirinox.pdf
- http://www.perchegouet.com/ckfinder/userfiles/files/10309232611.pdf
- https://aravlicraft.com/cmsCart//upload/file/suzawuvitanipoxovenal.pdf
- https://charqueadaboavista.com.br/wp-content/plugins/super-forms/uploads/php/files/521efa67d24eb9fc2aad8e56820d4557/jofudokemitadedomona.pdf
- https://backcountryplayground.com/wp-content/plugins/super-forms/uploads/php/files/9a4124bc5b9c7b398f6658f2367d4bc4/60056826720.pdf
- https://feedproxy.google.com/~r/skout/mBVl/~3/BvfzZFkJO3s/uplcv?utm_term=sciography+in+elevation
- 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_off000113d3.bind462d337da068a32ac6e11f565c0636122668a0cdf206c8bdbae4efdfec45ea6 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x113D3 | 17364 bytes |
font_01_sfnt_off000140ab.binfe95b43527d9652fce83d868a98b0cca2b688f6e5ab8e0806b02a98401edcc15 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x140AB | 10740 bytes |
font_02_sfnt_off0001595e.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1595E | 16792 bytes |
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