MALICIOUS
164
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains numerous links to compromised WordPress sites, suggesting it is part of a link farm designed to distribute malicious files. The presence of a 'download button' heuristic and ClamAV detection as 'Pdf.Phishing.Trojan' further supports a phishing and malware distribution intent. While no scripts were directly extracted, the overall structure and heuristics point to a malicious document likely intended to trick users into downloading further malware.
Machine Learning
- Nyx PDF Classifier malicious score 0.9989
Heuristics 7
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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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Visual download / call-to-action button lure low SE_DOWNLOAD_BUTTONDocument contains a call-to-action phrase ('Click here to download', 'Download Now', etc.) — low-signal unless other findings point to a malicious workflow
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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://trucraftsmanship.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607ebc1365398---48281831530.pdf
- http://cerezolorente.com/files/cerezolorente/_repo/file/55845048132.pdf
- http://baharemadinah.com/wp-content/plugins/formcraft/file-upload/server/content/files/16071f63b372a9---riwitokoveguzix.pdf
- https://allmassage.net/upload/file/20210511231537.pdf
- http://www.nuricomuvakfi.org/wp-content/plugins/super-forms/uploads/php/files/2i3nlnm5qaurgheqo24jsr68i6/difivofovofomaz.pdf
- https://member-amz-seller-system.de/wp-content/plugins/super-forms/uploads/php/files/0c6545ac6ae6b31fa607de1892ea3674/7393957892.pdf
- https://thesmithgrouphouston.com/wp-content/plugins/super-forms/uploads/php/files/98f3b7461ae56d84db3a4ea095d34c3e/zimazefafimerumasu.pdf
- https://gift-edu.ru/wp-content/plugins/super-forms/uploads/php/files/c5b0eb0bba03a371cfdbbb3c6d19d821/xoxoruveropo.pdf
- http://serenetransformation.com/clients/870552/File/96368647051.pdf
- https://www.sesc.com.ua/wp-content/plugins/super-forms/uploads/php/files/risp6ai3nsd7csg0i6jij900k4/26962564923.pdf
- http://highspiritsmusic.com/ckfinder/userfiles/files/sejotivojiwoluxugurolo.pdf
- http://www.mondzorgvesa-voorschoten.nl/wp-content/plugins/formcraft/file-upload/server/content/files/160771e0836920---83560798777.pdf
- http://imagespa.mx/wp-content/plugins/formcraft/file-upload/server/content/files/16081f98752c9e---vuvaxepefepowoguzaxukir.pdf
- https://isosklo.cz/uploads/70177676324.pdf
- http://raunlarose.us/wp-content/plugins/formcraft/file-upload/server/content/files/160846129f2308---kijoguwakesagume.pdf
- http://styliststudios.com/imagesTE/file/fupekadar.pdf
- http://erkerlaender.de/wp-content/plugins/formcraft/file-upload/server/content/files/160834608267f1---93628070328.pdf
- http://nanumed.ro/uploads/files/lifikeberusinazaten.pdf
- https://pensiuneavlasin.ro/wp-content/plugins/super-forms/uploads/php/files/b2ai3jknbc6d7urr22s6cmmohj/nenetemipebalites.pdf
- https://marksiegeldds.com/wp-content/plugins/super-forms/uploads/php/files/352a722e0bcc34d200d238b30b401a8e/52595346739.pdf
- http://www.hcibatiment.fr/wp-content/plugins/formcraft/file-upload/server/content/files/160a468be1bcc1---leganebiduxowuvabijorivox.pdf
- https://neavocats.com/wp-content/plugins/super-forms/uploads/php/files/305579877e90e72193d475eed27e5589/81121463115.pdf
- https://lokmangal.co.in/wp-content/plugins/super-forms/uploads/php/files/eb3b4097d5320a7f6d41ce615d2b7247/pujepebipor.pdf
- https://segurosjdd.com/wp-content/plugins/super-forms/uploads/php/files/qmssh1bue0dgplglq5huhj6vc6/lelumalupujaguguxivol.pdf
- https://keralahappyjourney.com/ckfinder/userfiles/files/79609749727.pdf
- https://feedproxy.google.com/~r/Uplcv/~3/3CAf4wW3hvY/uplcv?utm_term=sliding+block+puzzle+game+free+download+for+pc
- 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_off00010183.binb58a786b6784e6697583a5daff36922bfbad7a8969294c6ff8be00d719c76ddb |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10183 | 11248 bytes |
font_01_sfnt_off00011b7e.bindfb63132ac421b11839f5242ca275e36ea81cabc16984852818d00a1c0d7aa57 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11B7E | 17048 bytes |
font_02_sfnt_off00014801.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x14801 | 16792 bytes |
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