MALICIOUS
196
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
This PDF file was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. The heuristics suggest it functions as a link farm pointing to compromised WordPress sites and disposable hosting, likely serving as a lure for users to download a password-protected archive. While no scripts were directly extracted, the presence of embedded URLs and the overall structure strongly suggest a phishing or malware distribution attempt, potentially involving a second-stage payload delivered via the password-protected archive.
Machine Learning
- Nyx PDF Classifier malicious score 0.9881
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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Password-protected archive handoff high SE_PASSWORD_ARCHIVE_LUREDocument gives password instructions for an archive or attachment — often used to keep payloads encrypted until after gateway scanning
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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://bruisedreedfoundation.org/clients/4/4d/4d9d7eec3bf3a09fa0457ace138f6a4e/File/13450828076.pdf
- https://bushregenerators.net/userfiles/files/xinefijidafotituki.pdf
- http://gphs100.com/clients/e/e3/e3ed30f4e85b1ff1e74f61348c82e8eb/File/gazegudarewuwima.pdf
- http://vtracauto.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607cf4792e5aa---16317687104.pdf
- http://nanobubblevietnam.com/uploads/userfiles/file/84241051293.pdf
- http://abwingssuffolk2.com/uploads/files/bamutes.pdf
- https://thefertilizergranulators.com/d/files/99264993857.pdf
- http://kameleonhastanc.hu/files/file/molisitijipawu.pdf
- https://pensiuneavlasin.ro/wp-content/plugins/super-forms/uploads/php/files/ihcu2fhr77m1bncicnf0895pum/1773415239.pdf
- https://xn--1--8kcai1ck2bs.xn--p1ai/wp-content/plugins/super-forms/uploads/php/files/c89a0c8859f8e85582f1ad6d1873ffcb/netafogosajogegatisajaxu.pdf
- http://www.asap-recruitment.net/upload/file/maluven.pdf
- https://cbolean.com/wp-content/plugins/super-forms/uploads/php/files/68s9igii2oftfbejhnhhs9gkd2/13766840329.pdf
- http://chelseacarpet.com/ckfinder/userfiles/uploads/94023934194.pdf
- http://jedwines.com/cmsCart//upload/file/55560655646.pdf
- https://dispomydeal.com/wp-content/plugins/super-forms/uploads/php/files/eddc7252e4b2c7a576f0fbd4f4bd78ea/24063085776.pdf
- http://verkoop-je-wagen.be/wp-content/plugins/formcraft/file-upload/server/content/files/160e92c80bc8c1---tugizaranafavuzopanerodu.pdf
- http://hellnocancershow.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609b941b8a819---mawedilupupanozewavexadix.pdf
- http://pereplanirovkaoblast.ru/pict/file/95920216586.pdf
- http://namlongprojects.com/images/uploads/files/2835561569.pdf
- https://grafitpoint.ru/wp-content/plugins/super-forms/uploads/php/files/c66a0ffa6543afdd73177a60b45d7865/gotebaxusilemetuj.pdf
- https://www.wikiwebagency.it/wp-content/plugins/super-forms/uploads/php/files/f4d2f94f4ddcd25dcc944c9f0cac0aab/26491793567.pdf
- http://servmed.net/userfiles/file/vumuroxazavasof.pdf
- https://aordonez.com/images/contenidos/files/xigap.pdf
- https://www.jnvhardoi.org/ckfinder/userfiles/files/xabafegexukevurisix.pdf
- http://www.holzbau-hoelzl.at/wp-content/plugins/formcraft/file-upload/server/content/files/160928a04ce0e3---livotizikivoxomam.pdf
- https://iamtimeshare.com/userfiles/file/bikogevipabo.pdf
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/zMnd8XtcwSM/uplcv?utm_term=convertir+un+document+word+en+pdf+en+ligne+et+gratuitement
- 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_off00011f99.bin66c7855198c650e1b1a854d49377fc90c13d39540b4c117061b8a44e0cfe64ba |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11F99 | 18716 bytes |
font_01_sfnt_off00014e99.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x14E99 | 16792 bytes |
font_02_sfnt_off000166b0.bin296bb0789938e912e60abe35e0da1049619675b8f57921e7a4516253e0b89948 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x166B0 | 11080 bytes |
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