MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a link farm pointing to numerous URLs, many of which are hosted on compromised WordPress sites or disposable domains. This structure is indicative of a phishing or redirection campaign, aiming to lure users to malicious content. The ML classifier and ClamAV detection strongly support its malicious nature.
Machine Learning
- Nyx PDF Classifier malicious score 0.9948
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://sambelteri.com/contents//files/lozenakexopob.pdf
- https://www.ppmcare.co.uk/wp-content/plugins/super-forms/uploads/php/files/bd6ifireriernuq3h6obovfjk4/2917730784.pdf
- http://crystalsteakandstogie.com/clients/1/1d/1dbb6d5698303b6304ae84622e226a19/File/14050393546.pdf
- http://lushexperiences.com/wp-content/plugins/formcraft/file-upload/server/content/files/16085f6cb415b7---98582534428.pdf
- http://www.virtualaid.eu/wp-content/plugins/formcraft/file-upload/server/content/files/16072d3dbbb410---gemuzeb.pdf
- http://exosportsante.fr/ckfinder/userfiles/files/xesenulowut.pdf
- https://www.rekalibracija.com/wp-content/plugins/super-forms/uploads/php/files/e9d020cffaddad43f9f1dc3f028b9a5b/32173799946.pdf
- http://gerd-pollak.de/userfiles/file/82625896825.pdf
- http://www.kmclogistics.com/wp-content/plugins/super-forms/uploads/php/files/06ca53a99f124e927e60c37d53e0f4bb/bekewigumoxutufa.pdf
- http://bizwd.com/wp-content/plugins/formcraft/file-upload/server/content/files/160da1afeb1652---14681651961.pdf
- https://bizdrive.nl/wp-content/plugins/formcraft/file-upload/server/content/files/1/160807dc502593---dizovojonepomoludaba.pdf
- http://witnesstherealist.com/wp-content/plugins/super-forms/uploads/php/files/54bfc14028d63095a405959fcc6880e4/54401699222.pdf
- https://getlovebooks.com/wp-content/plugins/super-forms/uploads/php/files/1ad9553d329245752de44d845007f053/zubukigefupoki.pdf
- https://greenturtleproductions.com.au/wp-content/plugins/super-forms/uploads/php/files/70af008ff2fbb0b8d796afff623315a0/10881773510.pdf
- http://www.lbf-cosmetics.com/website/wp-content/plugins/formcraft/file-upload/server/content/files/160a58ea9a5b09---rilovatigi.pdf
- http://erdivigado.hu/userkepek/file/62102200764.pdf
- https://xn--64-mlcufjjaii0l.xn--p1ai/wp-content/plugins/super-forms/uploads/php/files/eff740b766fd57f3b5d6fcaae1c61a63/56904153555.pdf
- http://ipvoicenj.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c4a4a1ef227---96241942066.pdf
- https://www.nosolodespedidas.es/wp-content/plugins/formcraft/file-upload/server/content/files/160a7384a64f9d---92669344354.pdf
- https://mokhalasati.com/userfiles/files/37927826947.pdf
- https://rrvchefs.com/wp-content/plugins/super-forms/uploads/php/files/72b0d296e9b07cc278205e1cee002db0/94165099282.pdf
- http://www.hollyskauaicondo.com/wp-content/plugins/formcraft/file-upload/server/content/files/160804b485cab7---detizerizam.pdf
- http://mognational.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608432195fb05---43409784419.pdf
- https://feedproxy.google.com/~r/skout/mBVl/~3/GLLx1DTH0VQ/uplcv?utm_term=military+paternity+leave
- 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_off0000fd67.bin7a786794f0a36f71c8cb71c0677f32d8fc564eb9939ca8dca970778975bc3e93 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFD67 | 10128 bytes |
font_01_sfnt_off00011421.bin2b3d9a155c0d2469f806d714b256e272a5545a1173f073408dac3c51b2347157 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11421 | 17188 bytes |
font_02_sfnt_off00014141.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x14141 | 16792 bytes |
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