MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF document was flagged by a machine learning classifier and ClamAV as malicious, specifically as a phishing trojan. Heuristics indicate it functions as a link farm, directing users to multiple potentially compromised domains. The presence of numerous unknown URLs suggests an attempt to distribute further malicious content or conduct phishing operations.
Machine Learning
- Nyx PDF Classifier malicious score 0.9953
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://cuatudongnhatrang.com/uploads/files/wuzutugomoxitigez.pdf In PDF document text
- https://toppelletmachine.com/d/files/974264567.pdfIn PDF document text
- https://prestinireedcorp.com/userfiles/files/14121944306.pdfIn PDF document text
- http://liebherr-tr.com/userfiles/file/66071635212.pdfIn PDF document text
- http://gpsputhuppally.com/userfiles/file/folofixudawozupepipape.pdfIn PDF document text
- http://tw-sincere.com/upfiles/editor/files/fanakajesixibevojozep.pdfIn PDF document text
- https://bgg.pirkitpadangas.lt/ckfinder/userfiles/files/jiramukesivekazisedodevez.pdfIn PDF document text
- https://astefin.ro/ckfinder/userfiles/files/tilaluvazufokefoxosuli.pdfIn PDF document text
- https://soportedevida.mx/ckfinder/userfiles/files/fesupusamidelidumen.pdfIn PDF document text
- https://ladangmimpi2.com/contents/files/89326867190.pdfIn PDF document text
- https://mobile-translator.eu/app/webroot/media/files/99763168501.pdfIn PDF document text
- https://brylka-kfz.de/wp-content/plugins/formcraft/file-upload/server/content/files/1612ff747d364f---pikuzuxulobasajatesujusoj.pdfIn PDF document text
- https://fleseriuassociates.ro/files/file/zezefaluratigil.pdfIn PDF document text
- http://vhz.cz/user-files/jowifiruponuduvuminulu.pdfIn PDF document text
- http://www.1000ena.com/wp-content/plugins/formcraft/file-upload/server/content/files/16138481c864ea---45989239493.pdfIn PDF document text
- http://sfalojistik.com/userfiles/file/wodukewoku.pdfIn PDF document text
- http://debschoen.com/userfiles/file/zinumibetesagisademi.pdfIn PDF document text
- http://www.skup.it/wp-content/plugins/formcraft/file-upload/server/content/files/1612eb3aeab1e3---vuvanija.pdfIn PDF document text
- https://wonkingchina.com/d/files/ludojuvezu.pdfIn PDF document text
- https://client-sms.com/ckfinder/userfiles/files/38798055789.pdfIn PDF document text
- http://www.examnotice.in/uploads/files/73951244767.pdfIn PDF document text
- http://slavutich-media.ru/userfiles/file/fowulida.pdfIn PDF document text
- http://vamaconsulting.sk/userfiles/file/zeteguk.pdfIn PDF document text
- http://gillsandgeckos.com/userfiles/file/18309864452.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/Om9ozkHLxGw/uplcv?utm_term=cheat+codes+apkPDF link annotation
- http://www.w3.org/1999/02/22-rdf-syntax-ns#In PDF document text
- http://purl.org/dc/elements/1.1/In PDF document text
- http://ns.adobe.com/pdf/1.3/In PDF document text
- http://ns.adobe.com/xap/1.0/In PDF document text
- http://ns.adobe.com/xap/1.0/mm/In PDF document text
- http://ns.adobe.com/xap/1.0/rights/In PDF document text
- http://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000d026.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD026 | 18840 bytes |
SHA-256: d7d4663e6b2c6c105012dbce3a66fb03327e6b32de81c1c43ace9b4e8963a455 |
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font_01_sfnt_off00010173.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10173 | 10392 bytes |
SHA-256: 77ffce0af17e46d41d67511991b759b34044897e02ebc467a4a9103fe15ebfeb |
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font_02_sfnt_off00011930.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11930 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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