MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
This PDF document is classified as malicious by ML models and ClamAV, indicating a high likelihood of malicious intent. It functions as a link farm, directing users to numerous external URLs, many of which are hosted on compromised or disposable domains. The document body, though heavily obfuscated, appears to be a lure related to a common search query, suggesting a phishing or redirection scheme.
Machine Learning
- Nyx PDF Classifier malicious score 0.9998
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 https://irlanc.ru/uplcv?utm_term=how+long+to+cook+a+1kg+ham+in+the+oven PDF link annotation
- https://bamfieldrental.com/userfiles/file/53609232711.pdfIn PDF document text
- https://gagiongvitgiong.com/ckfinder/userfiles/files/kefigi.pdfIn PDF document text
- http://agnieszkapawlik.com/userfiles/file/tezawino.pdfIn PDF document text
- https://www.gml.de/wp-content/plugins/formcraft/file-upload/server/content/files/160750e7395811---kanuvapimijowaxe.pdfIn PDF document text
- http://cesishotel.com/res/wysiwyg/file/sapapetifasunijuvap.pdfIn PDF document text
- http://atut-biuro.com/uploaded/file/riwusuzatagisuxom.pdfIn PDF document text
- https://www.actionconstructionjax.com/wp-content/plugins/super-forms/uploads/php/files/9ce850d743c6e65989827846cfff5c1f/3257373708.pdfIn PDF document text
- https://garyjetcenter.com/wp-content/plugins/super-forms/uploads/php/files/4fc01f60ace80eb07fb157385842caf8/6013067914.pdfIn PDF document text
- http://www.fullertherapy.com/wp-content/plugins/formcraft/file-upload/server/content/files/16075943f484a2---29368327872.pdfIn PDF document text
- https://adm.allianceflooring.net/wp-content/plugins/super-forms/uploads/php/files/f3150621f0463210d87da84f5127956d/13733775772.pdfIn PDF document text
- http://www.annaleehuber.com/content_files/file/59102467069.pdfIn PDF document text
- https://erinmillssmilesdentistry.com/wp-content/plugins/super-forms/uploads/php/files/o0rhlgfvied7v3b72opomojpn7/nuwuv.pdfIn PDF document text
- https://chamsocmuihong.com/wp-content/plugins/super-forms/uploads/php/files/cbmdhtfd9vvn6kcn40m550srpk/91511924634.pdfIn PDF document text
- http://permianhighschool1970.com/clients/e/ef/efee9fcbc667252fc4b649c8163d3733/File/tipezajilatoke.pdfIn PDF document text
- https://www.andyselfstorage.co.uk/wp-content/plugins/super-forms/uploads/php/files/ijjanb56tc9at04gb0fefm3m0v/vokive.pdfIn PDF document text
- https://revapackers.com/wp-content/plugins/super-forms/uploads/php/files/276m49cg9pi11p0grg81oq54pb/babobatusuwep.pdfIn PDF document text
- https://rybczewice.pl/userfiles/file/domorit.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- 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://scripts.sil.org/OFLIn PDF document text
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000de26.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDE26 | 5168 bytes |
SHA-256: e719af104df2ac17388971cc134f4550a5c5a0595e8b6fb14c776abed8776273 |
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font_01_sfnt_off0000efc0.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEFC0 | 10940 bytes |
SHA-256: 6766afaa6d01b0f37b9e2299d2faf02aa60a34ae3499f6c1eacfd804b4efab60 |
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