MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
This PDF file was detected as malicious by ClamAV and an ML classifier. It contains a link farm with multiple URLs, some pointing to compromised CMS uploads and disposable hosting, suggesting an attempt to lure users to malicious sites. The presence of external URIs and a link farm indicates a phishing or redirection attack pattern.
Machine Learning
- Nyx PDF Classifier malicious score 0.9953
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://fastgood4cheap.com/clients/4890/File/13664865369.pdf In PDF document text
- http://teenmag.cz/userfiles/file/52817049849.pdfIn PDF document text
- https://walnutcreekguide.com/wysiwygfiles/file/89492099496.pdfIn PDF document text
- http://regcureguide.com/files/files/ribakugaz.pdfIn PDF document text
- https://kassa-evotor.ru/wp-content/plugins/super-forms/uploads/php/files/hai0ojkk5c697jih58al2o9215/243287399.pdfIn PDF document text
- https://taxforce.nl/userfiles/files/dakatapo.pdfIn PDF document text
- https://htapigroup3.com/contents/files/15686999235.pdfIn PDF document text
- http://staractivecollection.com/resimler/site/files/gomujaratem.pdfIn PDF document text
- https://stratasphere.online/userfiles/file/mofafubitupajoziz.pdfIn PDF document text
- http://ansatrans.ru/admin/ckfinder/userfiles/files/dubimezolitiwug.pdfIn PDF document text
- http://rts-3.ru/upload/files/benobisiz.pdfIn PDF document text
- http://jentretiens.ch/uploadimage/xesavavilabewuf.pdfIn PDF document text
- http://informerfitness.com/wp-content/plugins/super-forms/uploads/php/files/b24844c6a760511bd566496f5e279232/lepulusopidokudus.pdfIn PDF document text
- http://nnk.gr/wp-content/plugins/formcraft/file-upload/server/content/files/16132a07f102ed---lukexuzixekim.pdfIn PDF document text
- http://constantcontinuity.com/membership/data//files/feturexokitikofalunu.pdfIn PDF document text
- http://dkkarsin.pl/img/upload/files/68551520576.pdfIn PDF document text
- https://jamisonfurnace.ca/userfiles/files/rusesedutokaguwavegipek.pdfIn PDF document text
- http://boilerservis.ru/uploads/files/bagetorux.pdfIn PDF document text
- https://www.quatainvestimentos.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/160a19bb178bda---megowitok.pdfIn PDF document text
- http://ofitecnic.es/files.ofitecnic/fck_up/file/29960670870.pdfIn PDF document text
- http://namadagaskare.ru/ckfinder/userfiles/files/97491793118.pdfIn PDF document text
- https://humanistbeauty.com/wp-content/plugins/super-forms/uploads/php/files/m192sckldad9agdgsl264mfqvq/gadonesobuzokuvasa.pdfIn PDF document text
- http://lumieretvie.com/userfiles/file/nipobofusiniji.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/fzgW7-mxBc0/uplcv?utm_term=bhagavad+gita+story+in+tamil+pdfPDF 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_off0000c103.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC103 | 19892 bytes |
SHA-256: 1780207be15c166c96ad6fed0b38ff93f21d08f23b550aeeb62a6f29fc7b64b9 |
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font_01_sfnt_off0000f454.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF454 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00010c6b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10C6B | 11044 bytes |
SHA-256: 65b5bb0df3357afac15603c6c26b87ea40c9ef519b133bd0ee5b0a7c8db7af77 |
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