MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The file was detected as malicious by ML classifiers and ClamAV, indicating a high likelihood of malicious intent. It contains numerous external links, many pointing to compromised CMS uploads or disposable hosting, suggesting a link farm designed to redirect users. The presence of these links and the PDF structure strongly suggest a phishing or malware distribution lure.
Machine Learning
- Nyx PDF Classifier malicious score 0.9973
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://elementsgogreen.com/userfiles/file/towexawiruxazejam.pdf In PDF document text
- https://villadorottya.hu/uploads/frontend/files/22784635640.pdfIn PDF document text
- http://dhf-china.com/d/files/25661750935.pdfIn PDF document text
- http://www.movingintofreedom.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613cede6ecccf---13525047659.pdfIn PDF document text
- http://brickform.cz/obrazky/files/5196761101.pdfIn PDF document text
- http://tele-klass.ru/i/upload/files/pinotuguta.pdfIn PDF document text
- https://uppersanduskyrotary.com/cms/files/File/63891350135.pdfIn PDF document text
- http://www.ags-sib.ru/ckfinder/userfiles/files/manigatalinozelewupafop.pdfIn PDF document text
- https://innovativallatgyogyszer.hu/fileok/file/80283713207.pdfIn PDF document text
- http://serbanindustrialconstruct.ro/uploads/files/nelupolakogilinevurar.pdfIn PDF document text
- http://form4concrete.ru/pics/cont/file/funumude.pdfIn PDF document text
- https://www.drserapkagan.com/wp-content/plugins/super-forms/uploads/php/files/04u4qvg8jtdkt3ihan8hfiggu5/36937226038.pdfIn PDF document text
- https://adiwirawanbali.com/wp-content/plugins/super-forms/uploads/php/files/ff67b3317230bb3416bbb9586d4cd2be/32653306645.pdfIn PDF document text
- http://vegasoft.hr/wp-content/plugins/formcraft/file-upload/server/content/files/1613c0b7649d92---238536031.pdfIn PDF document text
- http://denetimmusavirlik.com/userfiles/file/vesopubagibipozenotuj.pdfIn PDF document text
- http://abwingsmd.com/uploads/files/24620695903.pdfIn PDF document text
- https://tocgia247.com/wp-content/plugins/super-forms/uploads/php/files/mqs5j08bcr0h53pub9kk4gcfii/genitarukaguvinovuza.pdfIn PDF document text
- https://pearproperties.in/userfiles/file/28975833102.pdfIn PDF document text
- http://oxigensupplies.com/shipinc/userfiles/files/23894740045.pdfIn PDF document text
- https://dom4m.by/userfiles/files/7117716522.pdfIn PDF document text
- https://fiberglasssupplydepot.com/userfiles/files/mewexi.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/1KS0DP0cxss/uplcv?utm_term=paper+please+apk+androidPDF 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_off0000b35b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB35B | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000cb72.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCB72 | 10380 bytes |
SHA-256: a746e422482f5d4d8361d4467aa8d5323709960aebe17dc9617e0f71cf8a1ee3 |
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font_02_sfnt_off0000e2f5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE2F5 | 16504 bytes |
SHA-256: 4b4f1e3bc4be65dbc915c5b9ffade4c5fbacfb9e634c5a7f952bdd1d1dd0ae13 |
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