MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF contains numerous links to external websites, many hosted on compromised CMS platforms, indicating a link farm or phishing lure. The ML classifier and ClamAV detection strongly suggest malicious intent, likely related to phishing or malware distribution. The embedded URLs and the heuristic findings of a 'link farm' point towards an attempt to redirect users to malicious content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9924
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://inlandautorepairmurrietaca.com/wp-content/plugins/super-forms/uploads/php/files/43e174f91dfd7d554bdcef3138150300/tirumisubezo.pdf
- http://jagodkaprzedszkole.pl/userfiles/file/tuzilitisixotukowobeg.pdf
- https://travelselection.us/wp-content/plugins/formcraft/file-upload/server/content/files/160f49c43469d8---wamepoduwovetilowip.pdf
- https://monacollection.ua/wp-content/plugins/super-forms/uploads/php/files/545ca8895af4675f89536728242a9cd6/lekesegoretivenofopego.pdf
- http://brandnewgoods.net/userfiles/file/wuduravuxajamukok.pdf
- http://naasschoolofmotoring.ie/fckeditor/userfiles/file/zebubeba.pdf
- http://www.onegelha.com/wp-content/plugins/super-forms/uploads/php/files/0526249f5d2649d89abf5090de8e70cc/pagetonavamofumed.pdf
- http://evevoyance.fr/adh/.-/file/96730939425.pdf
- https://sweetestspaparty.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a3c57d5737f---betoxuvazenogepej.pdf
- https://t4g.nasscomfoundation.org/wp-content/plugins/super-forms/uploads/php/files/nnb90nrl0m6elolnb11hm9s0d6/bolenubeburi.pdf
- http://pansophers.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b14cb9bf19f---78073800014.pdf
- https://advancedbusiness.co/wp-content/plugins/super-forms/uploads/php/files/1d0cba41b0db4d22b7f498a3c3a92afc/38577220283.pdf
- https://hazeloyun.com/calisma2/files/uploads/vesomakazemazafunaw.pdf
- http://hzdsbg.com/uploadfile/1624452823.pdf
- http://yulintimber.cn/d/files/totorafimonudas.pdf
- http://www.lentilles-progressives.fr/wp-content/plugins/formcraft/file-upload/server/content/files/1607550c624791---31310879142.pdf
- http://pericosrentcar.com.mx/wp-content/plugins/formcraft/file-upload/server/content/files/1609c4ffc3e1f1---wasozeguviwokefatatupine.pdf
- http://dalnoboy.net/data/filestorage/upload/files/58723825224.pdf
- http://www.sunarmisir.com.tr/wp-content/plugins/super-forms/uploads/php/files/l9bsnrk92uf5ita2vohk9ev4o4/98357624345.pdf
- https://imapcb.org/wp-content/plugins/super-forms/uploads/php/files/q7f0nuiru6e54bls6h8fv50t03/pigaboketubugewigirudug.pdf
- http://rentbucharest.net/images/userfiles/zixezetilefigenufar.pdf
- http://luxe-pools.fr/i/File/zaxasa.pdf
- https://hijaustabilo.com/contents//files/27196332950.pdf
- http://www.restorationservice.ca/wp-content/plugins/formcraft/file-upload/server/content/files/1609859b9d859b---jedud.pdf
- https://geneolock.com/locktactyuma/userfiles/file/fitepa.pdf
- http://vibrosystem.ro/wp-content/plugins/formcraft/file-upload/server/content/files/1608925ed22629---rijekakedomukuxozaduja.pdf
- http://sochisushi.nl/survey/userfiles/files/414385604.pdf
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/DOqCt-cVA4I/uplcv?utm_term=android+emulator+wifi+connected+no+internet
- 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 4
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000deda.bin5b3c947262022625ef2d4cfb2d0fa10a94f23c97611fd4c7364bfcc62a76ce6a |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDEDA | 1732 bytes |
font_01_sfnt_off0000e70a.bin07e1f0a622a69a76c20141d429d12610d458d59ed599a73fc38f944c1fcdadf6 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE70A | 17484 bytes |
font_02_sfnt_off00011543.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11543 | 16792 bytes |
font_03_sfnt_off00012d5a.bin08b20d1a7b537e6bbde25436464023c20c8caaa0fd159ff4ed674eb4a59960a1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12D5A | 10636 bytes |
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