MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
This PDF was flagged by ML classifiers and ClamAV as malicious, specifically as a phishing trojan. It contains a large number of embedded links, many pointing to compromised WordPress sites or disposable hosting, suggesting a link farm designed to redirect users to malicious content. No scripts were extracted, but the heuristic firings strongly indicate a phishing or malware distribution attempt.
Machine Learning
- Nyx PDF Classifier malicious score 0.9989
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://anandtouristcorporation.com/uploads/kunuponebiveromunojukur.pdf
- http://csa.china-led.net/static/editor/ckeditor/ckfinder/upfile/files/bitirozeris.pdf
- http://tfh-filter.hu/_user/file/wivutamedesinidi.pdf
- http://art-wonders.com/ckeditor/ckfinder/core/connector/php/uploads/files/sujarezibexezexefavi.pdf
- http://badaranquehablar.com/userfiles/files/24329413010.pdf
- https://xn----9sbccjdbca7cyaieg1a3j.xn--p1ai/wp-content/plugins/super-forms/uploads/php/files/dac7414670ed3e156669992dbab4bb83/lolalilenorabazoguwatasam.pdf
- https://cruiseship.cruises/wp-content/plugins/super-forms/uploads/php/files/la7r1j5ut5oj1tiniaen1pk2ll/1926018110.pdf
- https://morethancleaningservices.com/wp-content/plugins/super-forms/uploads/php/files/3c5678482d8d0a22282d86b3633b1ed3/78561268302.pdf
- http://ankamet.com/userfiles/file/17070512808.pdf
- https://www.chauffeur-prive-nice.fr/wp-content/plugins/formcraft/file-upload/server/content/files/160fc6cf8c533b---48285078557.pdf
- https://www.saltriot.com/wp-content/plugins/super-forms/uploads/php/files/d8c8219a6f88dd6a725b23129cd427cb/43807009202.pdf
- http://korean-school.hu/hangul/userfiles/file/xagatadawuwuvuxexubozig.pdf
- http://drive4smilesontario.ca/clients/e/ed/ed023a0734c265ca673a92d1d81de675/File/27234326260.pdf
- https://yssnewlessons.org/UserFilesTwo/file/71140968955.pdf
- http://arenda-v-novosibirske.ru/ckfinder/userfiles/files/midokakuvamo.pdf
- https://helicopterleasingservices.com/userfiles/files/moganuzuvabawonedezaguto.pdf
- https://implant-drill.com/userfiles/file/fasejikenozuginefiziz.pdf
- https://amursvoidom.ru/media/files/96353638083.pdf
- https://schreinerheusi.de/wp-content/plugins/formcraft/file-upload/server/content/files/1607f836322d14---1305372897.pdf
- https://www.sevgiliyevideo.net/wp-content/plugins/formcraft/file-upload/server/content/files/1609894eabc4df---xoriv.pdf
- http://ifaistos.reality.gr/~triantaf/images/file/zuvusoxon.pdf
- http://pvsystexperts.com/wp-content/plugins/super-forms/uploads/php/files/ehmfob0ohmgsmfijqo21fqio10/tujozoxuloliwawaremeg.pdf
- https://feedproxy.google.com/~r/skout/mBVl/~3/DOqCt-cVA4I/uplcv?utm_term=japanese+cherry+blossom+facts
- 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_off000115c4.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x115C4 | 16792 bytes |
font_01_sfnt_off00012ddb.bin8d5ab5aaa18de879c328fff1377369078ec2e474c3d1ec1813d36c1e91c1a4a4 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12DDB | 10900 bytes |
font_02_sfnt_off000146b8.bine3dea4684f247306e2c437c3bf0716c29640e11617685dc4fcaec1e12c470b2a |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x146B8 | 20600 bytes |
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