MALICIOUS
176
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
This PDF file was flagged by ClamAV as Pdf.Phishing.Trojan and by an ML classifier as malicious. It contains numerous embedded URIs that function as a link farm, directing users to various compromised websites and potentially malicious content. The presence of multiple compromised CMS upload links and disposable hosting further indicates a malicious intent to distribute harmful content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9924
Heuristics 7
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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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Clickable URI points to raw IP address medium PDF_URI_IP_LITERALPDF contains a clickable HTTP(S) action whose host is a literal IPv4 address. Legitimate documents normally link to named domains; raw-IP destinations are common in disposable phishing and malware-delivery infrastructure.
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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://jnnycc.org/userfiles/file/55538363983.pdf In PDF document text
- http://lapenya.cat/imgjovesnaves/file/11474086149.pdfIn PDF document text
- https://jxloanchien.com/style/postimage/file/putuxefogajenonomufe.pdfIn PDF document text
- http://springswellness.net/wp-content/plugins/formcraft/file-upload/server/content/files/160c0469ad84bf---womejalepafu.pdfIn PDF document text
- http://sibaco.ru/ckfinder/userfiles/files/lamigefejukax.pdfIn PDF document text
- http://aarogyamedico.com/userfiles/file/46314126571.pdfIn PDF document text
- http://uro-medical.pl/zdjecia/fotki/file/selulozejipex.pdfIn PDF document text
- http://accessiblevehicleservices.com/userfiles/file/1040735619.pdfIn PDF document text
- http://studiomuraca.eu/userfiles/files/soguxiwapewe.pdfIn PDF document text
- http://tahi.hu/ckfinder/userfiles/files/13632240889.pdfIn PDF document text
- https://aduanaldelvalle.com/userfiles/file/litefepaleduvipojafegorud.pdfIn PDF document text
- http://mjacz.cz/soubory/files/14675859761.pdfIn PDF document text
- https://asiaviews.org/wp-content/plugins/super-forms/uploads/php/files/8aq07tklsmudevq4cvhk1am856/20889006753.pdfIn PDF document text
- http://starsunited.at/upload/files/fasatudu.pdfIn PDF document text
- http://cctechlaw.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/devofobukerabapedizab.pdfIn PDF document text
- https://rescue.bg/wp-content/plugins/formcraft/file-upload/server/content/files/1607ed7646d37a---318414017.pdfIn PDF document text
- https://abofahed.com/userfiles/file/nilazuxudewek.pdfIn PDF document text
- http://vyveva.eu/UserFiles/File/89906349983.pdfIn PDF document text
- http://79.170.40.182/boothtastic.com/wp-content/plugins/formcraft/file-upload/server/content/files/160704242f3cb1---44140440478.pdfPDF link annotation
- https://webupdate.ca/wp-content/plugins/super-forms/uploads/php/files/qr7h8q5qu57t2h73v92jkotfat/xupokobivotigagotejepewo.pdfIn PDF document text
- https://unique-u.biz/images/uploads/file/somuwijazatasetu.pdfIn PDF document text
- https://duext.com/wp-content/plugins/super-forms/uploads/php/files/054fc7b875c41ae1e375ffc5528203a5/49837339944.pdfIn PDF document text
- https://noukos.gr/wp-content/plugins/formcraft/file-upload/server/content/files/1608270d54ffed---74085179867.pdfIn PDF document text
- http://fsgpj.com/upfolder/e/files/20210621151742.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/fzgW7-mxBc0/uplcv?utm_term=read+the+text+carefully+and+answer+the+questionsPDF 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 4
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000ee50.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEE50 | 22604 bytes |
SHA-256: a44af3da2c37efec0e82b3933534a54946fce72b6d851bd88c40c38e5121ca77 |
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font_01_sfnt_off00012711.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12711 | 1672 bytes |
SHA-256: f8eb00b08a595825b67b563f0d79adf91575ffb12d1d7512fae67364a065685e |
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font_02_sfnt_off00012f0a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12F0A | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_03_sfnt_off00014721.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x14721 | 11164 bytes |
SHA-256: a1813456198fefffeab4da0873b82faeffaab6796c1d6421295d1375b06f11d9 |
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