MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
This PDF file was flagged by ML classifiers and ClamAV as malicious, specifically as a phishing trojan. It contains numerous embedded URLs that point to various websites, many of which appear to be compromised or disposable hosting. The structure suggests a link farm intended to manipulate search engine rankings or redirect users to malicious content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9951
Heuristics 6
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ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
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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://catamma.ru/uplcv?utm_term=10+day+green+smoothie+cleanse+jj+smith+pdf+free PDF link annotation
- http://centonze-vini.com/userfiles/files/kuxevomezeruvulujinitozin.pdfIn PDF document text
- https://www.webhisto.com.tr/wp-content/plugins/formcraft/file-upload/server/content/files/1607ea07689fcf---jifixipemidufolap.pdfIn PDF document text
- https://protectname.xyz/whoisprivacy/userfiles/files/80951623973.pdfIn PDF document text
- http://tuzvedo.hu/elemek/file/sisexomoxijekazatisakazix.pdfIn PDF document text
- http://www.mustwalge.ee/data/content/files/jozor.pdfIn PDF document text
- http://www.goldenlantern.co.za/wp-content/plugins/formcraft/file-upload/server/content/files/160dfa4add3b2c---vefoku.pdfIn PDF document text
- http://www.leposeur.fr/site/upload/ckfinder/files/tapada.pdfIn PDF document text
- https://readxyz.com/wp-content/plugins/super-forms/uploads/php/files/988ab78e3e6645e12f4766281a139f59/88661153698.pdfIn PDF document text
- http://novafish.it/userfiles/files/fifelirosopilek.pdfIn PDF document text
- https://feng-shuiworld.com/userfiles/file/60446055170.pdfIn PDF document text
- http://anhuizhkj.com/upload_fck/file/2021-4-30/20210430200802166597.pdfIn PDF document text
- https://ldcpc.com/ckfinder/userfiles/files/1102371824.pdfIn PDF document text
- http://thanhlamresort.vn/wp-content/plugins/formcraft/file-upload/server/content/files/1607c3dbf8937b---91354224323.pdfIn PDF document text
- http://monkey-do.net/userfiles/file/foviperofotuviro.pdfIn PDF document text
- https://techinnsrl.com/writable/public/userfiles/file/35151715310.pdfIn PDF document text
- http://energo-market.ru/sadm_files/60661862025.pdfIn PDF document text
- https://www.femregenx.co.za/wp-content/plugins/super-forms/uploads/php/files/d7do5k1tgtm9gmmmjoi9e12rpj/samopuzogigelad.pdfIn PDF document text
- http://atenngo.com/admin/sites/site/documents/nisewodekefir.pdfIn PDF document text
- https://abeess.com/userfiles/file/lidufalav.pdfIn PDF document text
- http://hersheyhigh1981.com/clients/37302/File/60212403137.pdfIn PDF document text
- http://www.saaegfpolis.org.br/ckfinder/userfiles/files/55849997491.pdfIn PDF document text
- http://adaviestransportltd.com/userfiles/file/65660052554.pdfIn PDF document text
- http://boschvietnam.vn/files/usersfiles/files/dovewabitafegizo.pdfIn PDF document text
- http://uniondeautoescuelas.com/wp-content/plugins/formcraft/file-upload/server/content/files/16081bcf7aaf64---wimupimurazomebam.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_off0000b8d5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB8D5 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000d0e7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD0E7 | 16712 bytes |
SHA-256: e04c9680e26260cb5c850fcb2e516be43fde285ab4fbfb7f601bd15a017579ad |
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font_02_sfnt_off0000fbe7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFBE7 | 11388 bytes |
SHA-256: 97d85c113ea6feab9341598b37ed5ef8724e7e2a2c4c5e7a660835400722af0e |
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