MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The file was detected as malicious by ML classifiers and ClamAV, indicating a high likelihood of malicious intent. It contains numerous external URIs and links to compromised CMS upload storage, suggesting it is used as a link farm to redirect users to potentially malicious websites. The PDF structure and embedded links are consistent with phishing or malware distribution campaigns.
Machine Learning
- Nyx PDF Classifier malicious score 0.9980
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://garglob.ru/uplcv?utm_term=product+law+of+exponents+examples PDF link annotation
- https://alasclub.gr/neuro/ckfinder/userfiles/files/rutixavububitudawova.pdfIn PDF document text
- https://cyklo-wellness-penzion-palice.cz/content/96117744937.pdfIn PDF document text
- http://spreewaldatelier.de/img/editor/file/sunukitojijuz.pdfIn PDF document text
- https://underworldgear.com/admin/images/fckImg/file/19257289068.pdfIn PDF document text
- http://averon.ca/wp-content/plugins/formcraft/file-upload/server/content/files/16135a6e5cd722---90261617051.pdfIn PDF document text
- https://cananalimdar.com/wp-content/plugins/super-forms/uploads/php/files/mhses1h54ks4kp6rdjjpos0nf6/24325930634.pdfIn PDF document text
- http://www.sospapa24.com/lib/ckfinder/imgupload/files/jutedotezimadetuminomiv.pdfIn PDF document text
- https://trade.inter-ural.ru/ckfinder/userfiles/files/vuxelabikadi.pdfIn PDF document text
- http://findmecakes.com/userfiles/files/jegawoseviwobagegikitipal.pdfIn PDF document text
- http://synthecinter.com/userfiles/files/88351252669.pdfIn PDF document text
- http://ballarioarchitetti.eu/userfiles/files/molinidududa.pdfIn PDF document text
- http://bikaji.zohukum.com/ckfinder/userfiles/files/71066828192.pdfIn PDF document text
- https://bodegoncriollo.com/userfiles/file/72660143808.pdfIn PDF document text
- https://myshalewell.com/userfiles/file/17867371904.pdfIn PDF document text
- http://cuacuongiare.vn/upload/files/87374488891.pdfIn PDF document text
- http://www.s-prom.si/fileupload/file/38014798218.pdfIn PDF document text
- http://cafehinglung.com/uploads/files/zirokoxej.pdfIn PDF document text
- https://chiuman-hk.com/images/file/47391155597.pdfIn PDF document text
- http://pocatellocampfire.com/wp-content/plugins/super-forms/uploads/php/files/6aa6403ubo5f8o7ac7v4hqvg6e/87074364446.pdfIn PDF document text
- https://ukmalayalamnews.com/userfiles/file/jawetevefakuniligaxo.pdfIn PDF document text
- http://bananamusic.tw/uploads/files/202109071918577914.pdfIn PDF document text
- http://tks-forever.com/upload/2021/09/02/file/kosopikonixana.pdfIn 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://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_off0000c991.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC991 | 18224 bytes |
SHA-256: e01926c63b75c8359577369179dc84eb7c2f14285a46b5ba8c165bdcabf0be93 |
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font_01_sfnt_off0000f8a2.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF8A2 | 10976 bytes |
SHA-256: 4710f85d9c13bef233bb004f301f04085ccf7871cbbd2713ea067c95ba8cc409 |
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font_02_sfnt_off0001123d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1123D | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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