MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains numerous links, many pointing to compromised CMS uploads or disposable hosting, indicative of a link farm designed to distribute malicious content. ClamAV detected this file as Pdf.Phishing.Trojan, and ML classifiers also flagged it as malicious. The primary attack pattern involves luring users through a phishing attachment to a link farm.
Machine Learning
- Nyx PDF Classifier malicious score 0.9976
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://agavietnam.com/img/files/xezenoduto.pdf In PDF document text
- https://psychotherapie-coeppicus.ch/upload/file/vikadedekitoj.pdfIn PDF document text
- http://macierz-grodziec.org/files/file/divukirusekerekawufag.pdfIn PDF document text
- http://hcvitamin.com/webroot/img/files/rujewiv.pdfIn PDF document text
- http://dongphat.net/upload/files/22598763984.pdfIn PDF document text
- http://pes.edu.mn/ckfinder/userfiles/files/5652475212.pdfIn PDF document text
- https://ms2gacor.com/contents/files/74903487320.pdfIn PDF document text
- http://healthywithhart.com/res/file/78931129057.pdfIn PDF document text
- https://moma-restaurant.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613a9fda277f7---84801716491.pdfIn PDF document text
- https://gedayapi.com/userfiles/file/36470677986.pdfIn PDF document text
- http://studiosiriosrl.it/userfiles/files/pamogobito.pdfIn PDF document text
- https://beldaoyun.com/calisma2/files/uploads/rewulutasud.pdfIn PDF document text
- https://www.prowallpanama.com/wp-content/plugins/super-forms/uploads/php/files/8e36b07bde06ec153a94da041c804426/binapivivugijitutebu.pdfIn PDF document text
- https://miguktour.com/FileData/ckfinder/files/20210908_76617CAAF1DE7F41.pdfIn PDF document text
- http://ehomerealestate.org/images/file/44787174431.pdfIn PDF document text
- http://motivationandmomentum.net/ci/userfiles/files/zarudatojoza.pdfIn PDF document text
- http://qdsenfeng.com/data/files/puzogow.pdfIn PDF document text
- http://termosystem.pl/userfiles/file/pazoguvogubiwifo.pdfIn PDF document text
- http://barrarioservicos.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/1613662261bc87---kegezozurani.pdfIn PDF document text
- https://doublehair.center/upload/ckfinder/files/dulagawoxarebikebuzupi.pdfIn PDF document text
- http://www.oiseaubleu-promo.fr/userfiles/file/niwewogu.pdfIn PDF document text
- http://japhina.com/upload/file/67939981141.pdfIn PDF document text
- http://goodfortune.hk/UpLoadFile/file///vufokunodilefurabasosin.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/3vuEKuznOb8/uplcv?utm_term=outdoor+play+in+the+early+years+theoriesPDF 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_off0000bbb7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xBBB7 | 15448 bytes |
SHA-256: f260158f6c3cfd8b0505e3a660bd1058dc88b68d789ca550a0995dcd8dd6c026 |
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font_01_sfnt_off0000e32a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE32A | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off0000fb41.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFB41 | 10728 bytes |
SHA-256: b6c366ea18c79763b5d1d9a27b808baffc13b18430712fdf619cabb30e42fb0a |
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