MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
This PDF file was flagged by multiple heuristics and a machine learning classifier as malicious, with ClamAV identifying it as a phishing trojan. The file contains numerous links, many pointing to compromised WordPress upload directories, suggesting it functions as a link farm to distribute malicious content or conduct phishing. No scripts were extracted, but the primary attack pattern involves directing users to external, potentially compromised, URLs.
Machine Learning
- Nyx PDF Classifier malicious score 0.9924
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 https://indacphuc.com/wp-content/plugins/super-forms/uploads/php/files/jvmfh7hvq8frcg4he6team0njv/41922417788.pdf
- http://www.gaviprintpack.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608d2a860159c---2754108554.pdf
- https://agilitynd.com/wp-content/plugins/super-forms/uploads/php/files/b1d99ec9f8216e7eee4c37b563075a8f/kofexewelanu.pdf
- http://viaterrestre.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/160edf1172aa26---zasijepivi.pdf
- https://ficsllc.com/wp-content/plugins/super-forms/uploads/php/files/pu8ihfakiosjje029kga71q4bt/pavekawo.pdf
- https://bustotoronto.com/userfiles/file/99457478344.pdf
- https://dusunceokulu.net/resimler/files/wefogokalobirido.pdf
- http://asbazainville.org/userfiles/file/16014629424.pdf
- https://zzwgjx.com/d/files/67232167257.pdf
- http://baharemadinah.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a928a5b5192---zaxig.pdf
- https://rhagro.com.mx/wp-content/plugins/super-forms/uploads/php/files/7a20ab53538d57405b670095e95e2024/tifunes.pdf
- http://dirabrealtors.com/wp-content/plugins/formcraft/file-upload/server/content/files/160741a78e3981---43046236135.pdf
- http://beloezoloto.ru/userfiles/file/zezarisidetidukivexawoj.pdf
- http://reicar.dk/userfiles/file/gerivozumoxuw.pdf
- https://planet-pvc.com/upload/files/japedutufanijepu.pdf
- http://www.nisbd.com/wp-content/plugins/formcraft/file-upload/server/content/files/16073e3c61d9e5---1587385926.pdf
- https://www.dekleinewerf.nl/wp-content/plugins/formcraft/file-upload/server/content/files/16072110ad9f00---xawotirifiza.pdf
- http://lilit-realty.com/wp-content/plugins/super-forms/uploads/php/files/2q0l4io7achbfmnmhrvcisici2/kigokapefogejadulopewuku.pdf
- https://2acontractor.it/images/file/33482862772.pdf
- https://aromamarketing.md/img/files/28363693056.pdf
- http://ottotech.center/userfiles/file/59719437560.pdf
- http://minuspk.ru/minuspk.ru/userfiles/file/84074480613.pdf
- https://georgiamusicpartners.org/wp-content/plugins/super-forms/uploads/php/files/3a9b973289500ce7fe126e2a56448ec0/lokifujibonesevupix.pdf
- https://seroinstitute.com/wp-content/plugins/super-forms/uploads/php/files/b2df1ed1c7553c4f2e738900b0bf521a/barodadumonexuzifafad.pdf
- http://sazjah.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607291fa0503e---nemagufodamez.pdf
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/BkSY9tpko7c/uplcv?utm_term=visceral+detachment+in+the+eye
- 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 4
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000eeae.bindc87dc4b72e9e2abc46cfd194524343df1314521620bd124c6b28fe27d54bd82 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEEAE | 10600 bytes |
font_01_sfnt_off000106b2.bin7bb558c053dc4e043e6ec2b99395c9865f054a5c24d8cc6c1cc1224a35179b35 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x106B2 | 16892 bytes |
font_02_sfnt_off00011e6d.bin32610ec7d5173157f87d9e0ae89c03d76a9303dd05c6fbe9c2baadbd3ef3f512 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11E6D | 17040 bytes |
font_03_sfnt_off00014b27.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x14B27 | 16792 bytes |
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