MALICIOUS
164
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file was flagged by a machine learning classifier and ClamAV as malicious, specifically as a phishing trojan. Heuristics indicate the presence of a link farm pointing to compromised WordPress upload storage and disposable hosting, suggesting an attempt to distribute malware. The 'SE_DOWNLOAD_BUTTON' heuristic further supports the lure-based attack pattern.
Machine Learning
- Nyx PDF Classifier malicious score 0.9935
Heuristics 7
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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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Visual download / call-to-action button lure low SE_DOWNLOAD_BUTTONDocument contains a call-to-action phrase ('Click here to download', 'Download Now', etc.) — low-signal unless other findings point to a malicious workflow
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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://www.demetagras.com/wp-content/plugins/formcraft/file-upload/server/content/files/1606cafc20d6b5---21024993756.pdf
- https://7gking.tw/upload/files/41228999900.pdf
- http://www.expertnutritionadvisor.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607d7b9290fcb---vamezukixeninogo.pdf
- http://wallsfamilyreunion.com/clients/876683/File/pujepiwumefirinosaw.pdf
- http://kubak-ubezpieczenia.pl/userfiles/file/34610063217.pdf
- https://www.grandeprairie.org/wp-content/plugins/formcraft/file-upload/server/content/files/1608e2c00e9369---9736896272.pdf
- http://nextgt.eu/uploads/file/vibuke.pdf
- https://bisnismedsos.com/userfiles/file/sodisuta.pdf
- https://benqmusicworkshop.com/fupload/file/16475582608.pdf
- http://valeneighbors.com/userimages/27087791077.pdf
- https://skazkavdom.com/wp-content/plugins/super-forms/uploads/php/files/c9f28d2fa06a75cad95941f13308b909/kidalidolabuxumeves.pdf
- https://stagerightstaging.com/wp-content/plugins/super-forms/uploads/php/files/143e164790570771a471b239cb87ec58/kilom.pdf
- https://arab-hams.com/Ups/files/42657458271.pdf
- http://irmascaritasdejesus.org.br/wp-content/plugins/formcraft/file-upload/server/content/files/160c7235a8f963---34295830882.pdf
- http://slowjamsundays.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a529e364d0b---nemoxinegipizuwo.pdf
- http://asijskepotraviny.cz/files/file/filukikopiwolodenajidoko.pdf
- http://www.akutrans.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607c416037bc5---nexuduwirorokudapa.pdf
- http://www.empresasdelimpeza.info/wp-content/plugins/formcraft/file-upload/server/content/files/160846e4147c49---jojamajaxewit.pdf
- https://dakotaterritorydevelopment.com/ckfinder/userfiles/files/57376797935.pdf
- http://www.radiopopiatej.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607ca019cdb51---77967105621.pdf
- https://xn--p3t29jo1ed4o4xw.tw/upload/files/korolujiwaxiliwikesejulat.pdf
- https://40parables.com/wp-content/plugins/super-forms/uploads/php/files/3b294852b872a16e6ea03cb0221c2f47/72250182683.pdf
- http://salonlomi.pl/wp-content/plugins/formcraft/file-upload/server/content/files/16094126cd4454---fuzexupepoxabuvo.pdf
- http://www.platformliften.info/wp-content/plugins/formcraft/file-upload/server/content/files/1606d2a25d343b---neripominulojizagumufi.pdf
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/1KS0DP0cxss/uplcv?utm_term=kinemaster+pro+mod+apk+for+pc+free+download
- 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_off00010744.bin70c6a52ccb2d00f41d4cb97acec3c50bd510bddc263c4f19c442a2ec46eb647f |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10744 | 10948 bytes |
font_01_sfnt_off000120ae.binb2d4ffc7e05ebef60981c7b30f78dec039f81fac94c63fae544777e18d28eedf |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x120AE | 17300 bytes |
font_02_sfnt_off00014e19.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x14E19 | 16792 bytes |
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