MALICIOUS
172
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains embedded JavaScript and a significant number of external URIs, many hosted on compromised WordPress sites and disposable domains, suggesting a phishing or malware distribution attempt. The ClamAV detection and ML classifier further support its malicious nature. The embedded JavaScript likely facilitates the download and execution of a secondary payload from one of the provided URLs.
Machine Learning
- Nyx PDF Classifier malicious score 0.9937
Heuristics 8
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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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Embedded JS stream low PDF_JSPDF references a /JS stream. Generic JavaScript is common in benign forms; specific dangerous APIs are scored by separate rules.
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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 http://gelateriacool.it/userfiles/files/78296187834.pdf
- https://alfa-pechati.ru/wp-content/plugins/super-forms/uploads/php/files/5f2d4cf04ba75414be6f9512f6c94cc1/felageveval.pdf
- https://www.heainc.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a62b496f4c8---digixilawuzowe.pdf
- http://9meclinic.com/ckfinder/userfiles/files/80423458195.pdf
- http://garage-ys.info/js/upload/files/49839713949.pdf
- https://www.advids.co/wp-content/plugins/formcraft/file-upload/server/content/files/160a0f29cd00cd---dabuwijepewexudasowasud.pdf
- http://carszana.com/image/upload/File/75576807446.pdf
- https://egf.tw/test2/images/file/levipawapeduvixaxesede.pdf
- http://graphicon.hu/wp-content/plugins/formcraft/file-upload/server/content/files/16094ca0631c9b---39560174011.pdf
- https://lisacutler.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c1d03f8e17c---90689534890.pdf
- http://www.infranetltd.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a6fd71a61d1---70492065954.pdf
- http://maxidmum.com/images/upload/fck/file/9713782909.pdf
- http://yonseri.org/userfiles/files/97299863211.pdf
- http://cricalliance.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608ab8237579a---50227755029.pdf
- http://nappsa.org/userfiles/file/mosazis.pdf
- http://redwoodpwr.com/wp-content/plugins/super-forms/uploads/php/files/u4jo256jatc68ouhu7sr0to8d2/nixixewuzof.pdf
- https://tramhuonghanoi.vn/upload/files/84505194736.pdf
- https://namastehealth.in/wp-content/plugins/super-forms/uploads/php/files/vcnc3gihf72tojdu1oe3r0ag7d/47730756621.pdf
- http://terredellamagnagrecia.com/userfiles/files/wotorodulebonumafavajasak.pdf
- https://digireg.org/upload/pefemulorekadasa.pdf
- http://hellnocancershow.com/wp-content/plugins/formcraft/file-upload/server/content/files/16083645aa0ecd---gomukonelifemobaroviponek.pdf
- https://www.alarisusallc.com/wp-content/plugins/super-forms/uploads/php/files/df30ef757289e0ddc89e9ea2a1f71a87/junoxu.pdf
- http://lifemartrealestateconnect.com/wp-content/plugins/super-forms/uploads/php/files/c0o1sgggbd5m37c51um6o7l890/24027296950.pdf
- https://ccveg.org/wp-content/plugins/super-forms/uploads/php/files/lvc0i216uskohebj07n42b57vj/toveluzovexaropeju.pdf
- http://amphorabeautyclub.com/campannas/file/74842589059.pdf
- https://feedproxy.google.com/~r/skout/mBVl/~3/zMnd8XtcwSM/uplcv?utm_term=pubg+mobile+mod+apk+unlimited+money+and+uc
- 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_off00010341.bin2d1fb0e234a6410f4351d1d1ec1ba00f4a4657db5e349053547ef3c0a24c4b40 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10341 | 11036 bytes |
font_01_sfnt_off00011c83.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11C83 | 16792 bytes |
font_02_sfnt_off00013495.binfd163433b4afcb0c2368233905a129f469c4cd1ad8d43093d9d0b854404ce33c |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13495 | 17288 bytes |
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