MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a large number of links, many pointing to compromised CMS upload directories, suggesting a link farm designed to distribute malicious content or phish users. The ML classifier and ClamAV detection strongly indicate malicious intent. The presence of external URIs and link farms points towards a phishing or malware distribution attack pattern.
Machine Learning
- Nyx PDF Classifier malicious score 0.9974
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://queure.ru/uplcv?utm_term=sugar+daddy+chatting PDF link annotation
- http://selfmadefilms.nl/userfiles/files/27733258572.pdfIn PDF document text
- http://icltindia.in/userfiles/file/52492436942.pdfIn PDF document text
- https://mattweidnerlaw.com/wp-content/plugins/formcraft/file-upload/server/content/files/160b9aaf8b3cc1---lidopijujurumulevimu.pdfIn PDF document text
- http://maility.pl/_ADRESuserfiles/file/53062966286.pdfIn PDF document text
- http://geostudio.eu/userfiles/files/74235798980.pdfIn PDF document text
- https://simovi.mx/wp-content/plugins/formcraft/file-upload/server/content/files/160909b3071cf3---75375160014.pdfIn PDF document text
- http://frederickfollows.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/16084dda4f3075---denovopekazosazomovojum.pdfIn PDF document text
- http://t-p-fortune.com/userfiles/file/tokemukevuwopedowadid.pdfIn PDF document text
- https://www.aironface.com/wp-content/plugins/super-forms/uploads/php/files/129f8b3410f8d21f9e251d680931c444/27238368507.pdfIn PDF document text
- http://royalwedding.jp/images/blog//file/mebegulupukipixowugub.pdfIn PDF document text
- http://tnslib.net/userfiles/files/rupavazoner.pdfIn PDF document text
- https://arizonalightingsales.com/wp-content/plugins/super-forms/uploads/php/files/414d6a8ae7f2221993367ea289a90ba9/42136953212.pdfIn PDF document text
- http://derma-dts.de/files/file/gokafejijamuputabamojeta.pdfIn PDF document text
- http://www.pirac.org/wp-content/plugins/super-forms/uploads/php/files/ac185318b4ae0dc1f15405d4b150d214/80317049716.pdfIn PDF document text
- http://bestforfishing.com/wp-content/plugins/super-forms/uploads/php/files/259b4657265ee42469d08f57fa43c941/8780880651.pdfIn PDF document text
- http://texmet.pl/userimages/file/14643060013.pdfIn PDF document text
- http://ourpreferred.com/userfiles/files/newixabuwavasavimup.pdfIn PDF document text
- http://www.shadowrangers.live/img/files/penukomirokogatumerabu.pdfIn PDF document text
- http://erfolgsapp.de/wp-content/plugins/formcraft/file-upload/server/content/files/160d5c48ce7959---40482577761.pdfIn PDF document text
- http://vtaky.sk/media/file/20229288943.pdfIn PDF document text
- https://habibitoursegypt.com/ckfinder/userfiles/files/87786732178.pdfIn PDF document text
- http://poorclarescork.ie/images/gawebil.pdfIn PDF document text
- http://www.kissdocs.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/16098b7e9e20de---jibufisenedukowibikebif.pdfIn PDF document text
- https://nutrishop.in/ci/userfiles/files/65013722223.pdfIn PDF document text
- 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_off0000e474.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE474 | 17088 bytes |
SHA-256: 5cdd4646e10a4476972c2a4f5e88fce8e0bab6248c43ef0791f179ca02bba053 |
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font_01_sfnt_off000110e3.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x110E3 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off000128fa.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x128FA | 10472 bytes |
SHA-256: d853fa3eb74a250d622fe77f91904e2c17bde638dd0d2c80f3e788650d1a60f6 |
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