MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
This PDF was flagged by ClamAV as Pdf.Phishing.Trojan and a machine learning model. It contains numerous links pointing to compromised CMS upload storage and disposable hosting, suggesting a link farm designed to redirect users. The presence of embedded URLs and the nature of the heuristics indicate a phishing or malware distribution attempt.
Machine Learning
- Nyx PDF Classifier malicious score 0.9964
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://www.hotel-palladium.gr/wp-content/plugins/super-forms/uploads/php/files/rnaurd5rbtpgnbski4bojqnkp3/57384904013.pdf
- http://gildiamasterov.ru/userfiles/file/ziwaxeni.pdf
- http://www.radiopopiatej.com/wp-content/plugins/formcraft/file-upload/server/content/files/1606c754164399---55876579163.pdf
- http://heritagecarletonplace.com/clients/c/c2/c23aa4fb54f25340752d20cfcff880b2/File/7205670436.pdf
- https://www.marthatrotts.ca/wp-content/plugins/formcraft/file-upload/server/content/files/160c8fad0d48f7---92195964642.pdf
- https://www.mclarenpress.com/wp-content/plugins/formcraft/file-upload/server/content/files/16078143e8647d---pilawokubuworatudaboton.pdf
- https://atphp.ch/userfiles/file/76162723440.pdf
- https://www.certificagreen.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a5e6b801d80---dupudilibelo.pdf
- http://piemonteforyou.it/userfiles/file/semekijutumedeman.pdf
- https://www.straightmyteeth.com/wp-content/plugins/super-forms/uploads/php/files/f2aa90cef1d69c760438c5a736a32fd6/82903719982.pdf
- http://melissajacksonmd.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609e96b2a18fb---rotaxo.pdf
- https://soba05.org/wp-content/plugins/super-forms/uploads/php/files/a8e2b3499f7924b48159b61216112630/63987607913.pdf
- http://topopentertainment.com/wp-content/plugins/formcraft/file-upload/server/content/files/160752bde59a17---fogudijonite.pdf
- http://hamdard.com/hamdard/app/webroot/img/ckfinder/userfiles/files/24884425465.pdf
- http://msci.com.ng/wp-content/plugins/formcraft/file-upload/server/content/files/160889c370efaf---zuzezojadosaveje.pdf
- https://profbuhotchet.ru/wp-content/plugins/super-forms/uploads/php/files/8dd273891f458464b065825ee5fe09c9/2915803004.pdf
- https://bucatariizidite.ro/printuri-fi/files/sisofuburejaz.pdf
- http://www.sarajevo-inn-grunewald.com/wp-content/plugins/formcraft/file-upload/server/content/files/160bedd22be251---doduxut.pdf
- http://matrixuniverzum.eu/wp-content/plugins/formcraft/file-upload/server/content/files/1608ae70d50919---4813327493.pdf
- https://microfocus-realize2020mea.com/wp-content/plugins/super-forms/uploads/php/files/70f236438f14eac99dbeea10d446b2c4/bubiwidoriluvazafasiv.pdf
- http://www.blackhillsdancecentre.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a3e03a5208b---jomukakutogozilixofat.pdf
- http://simonide.org/userfiles/file/76212007127.pdf
- https://feedproxy.google.com/~r/skout/mBVl/~3/zMnd8XtcwSM/uplcv?utm_term=homemade+red+sauce
- 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_off0000f11f.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF11F | 16792 bytes |
font_01_sfnt_off00010931.bin178ea04e6db8f1a579eaf0260d0bd4a25780b28cb2aba00c5e9a596bc48ee641 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10931 | 17668 bytes |
font_02_sfnt_off00013751.binbcebe2b154d89e28a36a9a645e4fd494a5a76427fe3aed972f72535373852465 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13751 | 10284 bytes |
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