MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
This PDF file was flagged by multiple heuristics and an ML classifier as malicious, with ClamAV identifying it as a phishing trojan. It contains numerous links pointing to compromised websites and disposable hosting, suggesting a phishing or malware distribution campaign. Although no scripts were explicitly extracted, the PDF structure and embedded links indicate an attempt to redirect the user to malicious external resources.
Machine Learning
- Nyx PDF Classifier malicious score 0.9833
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://oniceh.ru/uplcv?utm_term=the+organelle+that+carries+out+photosynthesis+in+plants+is+the
- https://taptigrihnirman.com/singhania/downloads/file/metorafavisafisesitabagup.pdf
- http://omniatel.it/wp-content/plugins/formcraft/file-upload/server/content/files/1613b0343d3481---buravuvufek.pdf
- http://herodumpsterrental.com/wp-content/plugins/super-forms/uploads/php/files/5ca424d842320ed61c68fabb4e7d4e8c/84561903822.pdf
- https://hamayeshniroo.com/shop/file/4157757580.pdf
- https://twinslock.com/locktactyuma/userfiles/file/bakazelikejufa.pdf
- https://homeaestheticsllc.com/wp-content/plugins/super-forms/uploads/php/files/e6c983d0be42dec14e1340ca4823018c/werelemuvixeko.pdf
- http://mtegl.wsystem.sk/userfiles/files/26188773056.pdf
- https://www.tahitotfalu.hu/ckfinder/userfiles/files/zilifejefurexolipulo.pdf
- https://www.hs-hofgastein.salzburg.at/ckfinder/userfiles/files/gijegixeva.pdf
- http://www.gunyagder.org.tr/wp-content/plugins/super-forms/uploads/php/files/gjskoiddnhfkipj6ea7nlg2kf1/37571773607.pdf
- http://morpheus-architects.com/file_media/file_image/file/19976181670.pdf
- http://goforthegreengolfpools.com/userfiles/file/lobususa.pdf
- http://msci.com.ng/wp-content/plugins/formcraft/file-upload/server/content/files/161460a5699b96---zifolodu.pdf
- https://kompaspt1.com/contents/files/tuzisu.pdf
- http://xsteelstock.com/d/files/fenunisurijidore.pdf
- http://proreferee.ru/uploads/ckfinder/files/58290579675.pdf
- http://www.1000ena.com/wp-content/plugins/formcraft/file-upload/server/content/files/16133525c8f88b---biveburezebafusajajomas.pdf
- http://qlionshousing.ca/userfiles/file/nusikojilisolufemosa.pdf
- http://intrinhgia.com/admin/webroot/upload/image/files/12822489935.pdf
- http://hometextiles-consultant.com/ckfinder/userfiles/files/gabofik.pdf
- http://xn----ftbkdcamitb5h.xn--p1acf/files/fck/file/lamupiteduwawidarewuda.pdf
- http://blossomtour.net/FileData/ckfinder/files/20210910_761FC8A3BB828AF8.pdf
- http://www.mediagrand.hu/data/editorfile/pebitenumozevotu.pdf
- http://seamacros.com/upload/file/botamix.pdf
- https://promoform.coreform.it/uploads/file/90995961739.pdf
- http://www.ccengis.be/applications/ckeditor/addons/ckeditor/ckfinder/userfiles/files/mapud.pdf
- https://www.davinci.dk/wp-content/plugins/formcraft/file-upload/server/content/files/1613812af69803---39411335245.pdf
- https://sipare.com.ar/wp-content/plugins/super-forms/uploads/php/files/l9o9863v48sme3ckkkppouc3cj/62665506462.pdf
- 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_off0000e04c.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE04C | 16792 bytes |
font_01_sfnt_off0000f85e.bin5b5ac4d012eb0818d91e63901432fc15155c1b0ef980c50fa0eba3769c00f0c7 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF85E | 18036 bytes |
font_02_sfnt_off000126ec.bindfef450d17ca578f2e12f6b5c8df9bd7563ae603a85af9ba562d39da29a39350 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x126EC | 10832 bytes |
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