MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
This PDF file was flagged by multiple heuristics as malicious, including a high ML score and ClamAV detection. It contains numerous URLs pointing to potentially compromised websites or disposable hosting, suggesting a phishing or malware distribution scheme. The presence of embedded URLs and the nature of the heuristics indicate an attempt to redirect the user to malicious content, likely as part of a spearphishing campaign.
Machine Learning
- Nyx PDF Classifier malicious score 0.9974
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://drafthe.ru/uplcv?utm_term=holistic+pain+management+pdf
- http://xn--hy1bt45apoap01a.net/jangheung/userfiles/file/gafoti.pdf
- https://deltarents.com/upload/ckfinder/files/bavixaruwakejiguvizejiza.pdf
- http://www.lbf-cosmetics.com/website/wp-content/plugins/formcraft/file-upload/server/content/files/160d68abfd5b2e---zutadavalipotes.pdf
- http://asesorialuishervas.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609a381e123c5---97626907754.pdf
- http://bielwod.com/userfiles/file/kidijizapolapov.pdf
- https://eviinstall.com/userfiles/files/18510453684.pdf
- https://bykevin.com/wp-content/plugins/super-forms/uploads/php/files/c6faf191cf7aa82dc3fd18d10a1eebdc/13624237612.pdf
- https://ayurmitra.com/files/file/sutujazewexitazoborow.pdf
- https://klcmekatronik.com/ckfinder/userfiles/files/90050323070.pdf
- https://gofropack.com/wp-content/plugins/super-forms/uploads/php/files/7cac2433a4d334e627017d53603ca6a6/27165141197.pdf
- https://balance-global.com/wp-content/plugins/super-forms/uploads/php/files/62o9q4h4giidtacanp2gro76us/suzazezaxufelu.pdf
- http://cnkls.com/userfiles/file/1628503751.pdf
- http://inewbus.com/wp-content/plugins/super-forms/uploads/php/files/2vigf28aa2q57lmt8qm491juj3/11571444106.pdf
- http://ipjanah.ir/wp-content/plugins/super-forms/uploads/php/files/7r2ulf6prtm5kcldtsj2o1fnd1/57479316096.pdf
- http://dighakanchaninternational.com/FCKeditor/file/25062909555.pdf
- http://internet-trade.cz/UserFiles/file/gopifonivog.pdf
- https://fiambreszav.com/wp-content/plugins/super-forms/uploads/php/files/56456423569187291a0ae4195e046187/verovutakasulos.pdf
- http://celyroknaterase.sk/editor_uploads/system/files/paziwirupusibumipobo.pdf
- https://micast.de/wp-content/plugins/super-forms/uploads/php/files/9nr3todf0182mqiommeg51a26b/nakubigamatudax.pdf
- https://apskarota.org/userfiles/file/87530941884.pdf
- http://velkoobchod-man.eu/ckfinder/userfiles/files/37857360449.pdf
- http://apartmany.cucoriedka.sk/data/files/daxopejamisupo.pdf
- https://mkontakt.pl/dat//file/bizemunetisopa.pdf
- https://cald-lighting.com/wp-content/plugins/super-forms/uploads/php/files/923ac6d29ef8c4c7933a906a9d7d7a4b/muxefogog.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_off0000df4a.bin21a7484590415f21eeee59b86d30ca2d00fa46b6709f9fffe1c8e11751ceff86 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDF4A | 17160 bytes |
font_01_sfnt_off00010beb.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10BEB | 16792 bytes |
font_02_sfnt_off00012402.bin52806f63c25126b7cff448d25cf70b5dad6d08ff7af24f66ff6527a8dad2e842 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12402 | 10852 bytes |
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