MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF file was flagged by ClamAV as Pdf.Phishing.Trojan and by an ML classifier as malicious. It contains a link farm with numerous URLs pointing to compromised CMS uploads and disposable hosting, suggesting an attempt to distribute malicious content or phish users. The presence of multiple external URIs and a link farm structure indicates a likely spearphishing attachment attack vector.
Machine Learning
- Nyx PDF Classifier malicious score 0.9992
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 http://grupafurman.pl/!mag2011/userfiles/file/mumuvipesumagelub.pdf In PDF document text
- https://stellabakingcompany.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607d04cb50b80---47441366674.pdfIn PDF document text
- http://maxtarget.by/ckfinder/userfiles/files/16306674278.pdfIn PDF document text
- https://www.hdontheroadnapoli.it/wp-content/plugins/formcraft/file-upload/server/content/files/1609b27a5d8ade---19231046664.pdfIn PDF document text
- http://faurerom.com/userfiles/file/30741081094.pdfIn PDF document text
- https://www.partyshuttlebus.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/16080384581b7f---vilamolegig.pdfIn PDF document text
- https://dacinsara.ro/fckfiles/file/51994491179.pdfIn PDF document text
- http://debsluxe.com/clients/1/17/174397649ed9f07baa8f9d9f48c72a4d/File/50752955162.pdfIn PDF document text
- https://shotclock.ca/wp-content/plugins/super-forms/uploads/php/files/5914741c5c02ba2c480150600fb4a550/27050763738.pdfIn PDF document text
- https://agrotehholding.ru/wp-content/plugins/super-forms/uploads/php/files/8473f080bb4db2960e90be2e832e50cd/16093331560.pdfIn PDF document text
- http://xn----7sbabjkhbzbqti4a3apfmdd2s4b.xn--p1ai/ckfinder/userfiles/files/batugiwet.pdfIn PDF document text
- https://brigitte-farner.ch/userfiles/files/vusokuse.pdfIn PDF document text
- https://nevisnews.com/userfiles/xinevokepusu.pdfIn PDF document text
- https://alexandrapanayotou.com/web/images/static/file/17985554293.pdfIn PDF document text
- https://hopefor.today/wp-content/plugins/super-forms/uploads/php/files/eb910824412a92a4d04627ceeacb7056/gamukakiguki.pdfIn PDF document text
- http://www.musicmaestrodiscos.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/160c36ddd98457---56501957878.pdfIn PDF document text
- http://asckhn.com/acskhn/userfiles/file/13411758446.pdfIn PDF document text
- https://unicornproduction.gr/wp-content/plugins/super-forms/uploads/php/files/6f0827ef9ac891e0389f83abc3773eb2/pixatibojijabexedapete.pdfIn PDF document text
- https://borderpak.com/wp-content/plugins/super-forms/uploads/php/files/4a7d1e0c4c3651e085fb7f07e6a842b5/34755636175.pdfIn PDF document text
- http://gennarimaq.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/16073d5949712d---95688250600.pdfIn PDF document text
- http://birzebbugastpetersfc.com/files/file/kimizenirerofaxisipi.pdfIn PDF document text
- http://chromowane.com/userfiles/file/65509521323.pdfIn PDF document text
- https://babamore.com/upload/ckfinder_temp/files/20210628185100.pdfIn PDF document text
- http://klimagra.pl/images/wysiwyg_img/file/11320418711.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/BvfzZFkJO3s/uplcv?utm_term=lo+safar+mp3+song+download+pagalworldPDF link annotation
- http://www.w3.org/1999/02/22-rdf-syntax-ns#In PDF document text
- http://purl.org/dc/elements/1.1/In PDF document text
- http://ns.adobe.com/pdf/1.3/In PDF document text
- http://ns.adobe.com/xap/1.0/In PDF document text
- http://ns.adobe.com/xap/1.0/mm/In PDF document text
- http://ns.adobe.com/xap/1.0/rights/In PDF document text
- http://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000bec1.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xBEC1 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000d6d3.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD6D3 | 17752 bytes |
SHA-256: 05aa31a5b3fc0075b3747269cb42bc3ab60cce8dae33c40c42cc1177e1b22232 |
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font_02_sfnt_off000104ea.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x104EA | 10736 bytes |
SHA-256: aa82dbc2ff03e0d81fe39607e647225f4400fa6f41ffb59f5b2ab856c1708d26 |
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