MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The sample was detected as malicious by ML classifiers and ClamAV, indicating a high likelihood of malicious intent. It contains numerous external links, many pointing to compromised CMS upload directories or disposable hosting, suggesting a link farm designed to redirect users. The PDF's structure and embedded links are consistent with phishing or malware distribution lures.
Machine Learning
- Nyx PDF Classifier malicious score 0.9947
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://thebrownsfamilyreunion2008.com/clients/81208/File/12650507136.pdf
- http://www.ashtralmedia.com/wp-content/plugins/formcraft/file-upload/server/content/files/160729d5283a94---94898257636.pdf
- https://agrotehholding.ru/wp-content/plugins/super-forms/uploads/php/files/72936ad41000d5bad0966237a8c62e1d/vadipanozijegur.pdf
- http://senseoftourism.dk/userfiles/file/94994209538.pdf
- https://www.ezhealthcheck.com/wp-content/plugins/super-forms/uploads/php/files/j9g7evllnbebi3h50ifkr76qba/36040761470.pdf
- https://amkboiler.com/wp-content/plugins/super-forms/uploads/php/files/sfcdrs9etdp7dtqu926klq9cjl/towoxoruzoxol.pdf
- http://panhongbo.com/ckfinder/userfiles/site_eachfun_com/files/matinokozamupoxuv.pdf
- http://duszek-lasu.pl/userfiles/file/jarotup.pdf
- http://heilpraxis-pankow.de/wp-content/plugins/formcraft/file-upload/server/content/files/16083e6afac3bb---posifufotovopisejufuxewew.pdf
- https://inclinedigital.com/wp-content/plugins/formcraft/file-upload/server/content/files/160ae7c8797d1f---dogevuximuno.pdf
- https://ag-concept.ru/wp-content/plugins/super-forms/uploads/php/files/b9e745238775ec2135d2a247cfdfd122/16837860731.pdf
- https://husvagnsexpo.se/wp-content/plugins/formcraft/file-upload/server/content/files/1607a115eecad1---8406716189.pdf
- https://www.colours-of.com/wp-content/plugins/super-forms/uploads/php/files/jngjoe3dtdhshnckgdg578i0po/volibivukejasu.pdf
- https://www.lindopoint.it/wp-content/plugins/super-forms/uploads/php/files/5964607a8581f22e096837b5076fe12a/35647479780.pdf
- https://unicornccc.com/ckfinder/userfiles/files/tijuvizoralozuvetupizaw.pdf
- http://mirembeestate.co.ug/wp-content/plugins/formcraft/file-upload/server/content/files/1609382885d243---sifuw.pdf
- https://independentmusicleague.com/wp-content/plugins/super-forms/uploads/php/files/bc2402590a70a34a2586bc2b77d26c02/45627412229.pdf
- https://xn--1--8kcai1ck2bs.xn--p1ai/wp-content/plugins/super-forms/uploads/php/files/4c696bb30831d575325bc022e72c0dc9/12872150481.pdf
- https://nowbali.co.id/wp-content/plugins/formcraft/file-upload/server/content/files/160770f9f96019---30737894247.pdf
- https://feng-shuiworld.com/userfiles/file/23098553926.pdf
- http://raczcsalad.hu/files/losid.pdf
- https://clinicscrm.com/img/files/talifivox.pdf
- http://1960vonsteuben.com/clients/d/df/dfb5e1b83ea85bfdc5ef1da934264264/File/gometu.pdf
- https://www.birdandwildlifeteam.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c91c13def61---sakixefuvesap.pdf
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/FevRqgeaUVY/uplcv?utm_term=download+the+five+love+languages+pdf
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
- http://ns.adobe.com/pdf/1.3/
- http://ns.adobe.com/xap/1.0/
- http://ns.adobe.com/xap/1.0/mm/
- http://ns.adobe.com/xap/1.0/rights/
- http://dejavu.sourceforge.net
- http://dejavu.sourceforge.net/wiki/index.php/License
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000fda3.bin56e3ba0b4638707dfbb7049e145d1cd7cfacddbb6b4d3a3fc374f3e1d5553191 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFDA3 | 10928 bytes |
font_01_sfnt_off000116c0.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x116C0 | 16792 bytes |
font_02_sfnt_off00012ed2.bin9e891671f3e217036d0c1c0503856b8fb46d37bc2ae9a118fc63295be9b1e219 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12ED2 | 17452 bytes |
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