MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
This PDF file was flagged by ClamAV as a phishing trojan and by an ML classifier with high confidence. It contains numerous links to compromised WordPress sites and disposable hosting, suggesting a link farm designed to redirect users to malicious content. The presence of embedded URLs and the nature of the heuristics indicate this file is part of a phishing or malware distribution campaign.
Machine Learning
- Nyx PDF Classifier malicious score 0.9957
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://gccpay.net/wp-content/plugins/super-forms/uploads/php/files/223892f413893e83e41519cee8d716bf/sepivazazovivurozimus.pdf
- http://vilaportugal.com/wp-content/plugins/formcraft/file-upload/server/content/files/16077604ca9b98---97425392432.pdf
- http://www.optionassurance.ca/wp-content/plugins/formcraft/file-upload/server/content/files/160f7988284c34---25379514672.pdf
- https://anmoul.com/userfiles/file/10731983159.pdf
- http://stonestudio.pl/files/upload/file/matupuzumixigozazu.pdf
- http://fantalife.nl/userfiles/file/64172181616.pdf
- https://zzwgjx.com/d/files/kiminuxibusodotajijix.pdf
- https://istanajp2.com/contents//files/sekimuwenavadi.pdf
- https://yourtuscanyguide.com/wp-content/plugins/super-forms/uploads/php/files/3teokpnvh352gh87seri0b4ko0/38652248285.pdf
- http://am-assets.com/aom/magnolia/userfiles/file/xotifugapevopuwu.pdf
- https://stakeoutllc.com/wp-content/plugins/super-forms/uploads/php/files/de30037e311a99f9d7b9d7124ee9704a/zazetapibolojobikamafogil.pdf
- http://knshzj.com/CKEdit/upload/files/7977784140.pdf
- https://ludifrance.fr/userfiles/file/dovifiju.pdf
- http://rzn-house.ru/upload/file/95132020234.pdf
- http://fs-select.com/images/blog/file/25957699576.pdf
- http://architettorobertafasola.eu/userfiles/files/45927608117.pdf
- https://studiogreenwich.ru/wp-content/plugins/super-forms/uploads/php/files/5640cf167e2f65434e71eca3b7773f66/66706289981.pdf
- https://globalclassic.org/wp-content/plugins/super-forms/uploads/php/files/mhuh4t2822ueg15p47386sc1qa/jalusuvonafudexul.pdf
- https://fullmagicweekend.com/ckfinder/userfiles/files/bukepemom.pdf
- https://www.birdandwildlifeteam.com/wp-content/plugins/formcraft/file-upload/server/content/files/160be8248b0aa0---vudibetalorezupuzolabosol.pdf
- http://joshuadacosta.com/wp-content/plugins/formcraft/file-upload/server/content/files/16092015d5798d---xefusazoseri.pdf
- https://electroagro.es/pub/files/94546395507.pdf
- http://admio.ru/wp-content/plugins/formcraft/file-upload/server/content/files/16083338825a53---82540036336.pdf
- http://www.bridalchapel.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c8eee8c35a0---29733634276.pdf
- http://vibrosystem.ro/wp-content/plugins/formcraft/file-upload/server/content/files/160757c51374cb---sudonibilisubomuxeruwusi.pdf
- https://makenie.com/upload/files/92253444628.pdf
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/PmAiG5ZyT-k/uplcv?utm_term=too+many+login+failures+steam
- 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_off0000df75.bind09d1114c0c5b95c2198bfc0e774c436971d41a1bd1c4c543853fbf4f146b06d |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDF75 | 18920 bytes |
font_01_sfnt_off00011097.bin90be69df96275127e191eb7ef0caa84970b339f52d9503662d6d00d6f3ee8c13 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11097 | 10732 bytes |
font_02_sfnt_off00012945.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12945 | 16792 bytes |
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