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. It contains numerous links pointing to compromised websites, suggesting an attempt to redirect users to malicious content. The document body is heavily obfuscated and unreadable, indicating a deliberate effort to hide its true purpose.
Machine Learning
- Nyx PDF Classifier malicious score 0.9998
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://www.popcaffe.it/wp-content/plugins/super-forms/uploads/php/files/bf46d1460476d80e712756127f5818ac/78343182748.pdf In PDF document text
- https://www.reliancecareuk.com/wp-content/plugins/super-forms/uploads/php/files/388ca7cc716564590aa7f879e6ea7e8e/didepebuw.pdfIn PDF document text
- https://frontlinetherapist.com/wp-content/plugins/super-forms/uploads/php/files/d44df097b2a4353a2e16b6a494cb17ff/80585546857.pdfIn PDF document text
- https://www.hagensmarketing.com/wp-content/plugins/formcraft/file-upload/server/content/files/16075f5d7f29b3---nosavimepo.pdfIn PDF document text
- http://www.iycadana.org/wp-content/plugins/super-forms/uploads/php/files/ei8i3o5pm43q1jdtvt2nd3kak2/56826782171.pdfIn PDF document text
- http://www.mustwalge.ee/data/content/files/15647575969.pdfIn PDF document text
- https://milsagliksen.org/upload/ckfinder/files/47220681882.pdfIn PDF document text
- http://iviltra.lt/images/files/47838359388.pdfIn PDF document text
- http://www.giuseppe.ru/ckfinder/userfiles/files/90567745536.pdfIn PDF document text
- https://canadianrelocation.net/wp-content/plugins/formcraft/file-upload/server/content/files/16084f7dbc90ca---soxorilavon.pdfIn PDF document text
- https://youkuvpn.com/upload/files/50064591241.pdfIn PDF document text
- https://karinbentum.nl/uploads/file/19270990552.pdfIn PDF document text
- http://ellev.fr/upload/files/jenozumepuvidojujade.pdfIn PDF document text
- http://jfkanacon.org/data/userfiles/files/81458612426.pdfIn PDF document text
- https://phoenixturkey.com/upload/ckfinder/files/bamegulopojawatufefan.pdfIn PDF document text
- https://ph2020.org/FCKeditor/file/rupejonotukinadivupalu.pdfIn PDF document text
- http://yogathoitrang.com/quangbasanpham/app/webroot/upload/image/files/55397628263.pdfIn PDF document text
- https://www.hit-education.com/wp-content/plugins/super-forms/uploads/php/files/4cuk48vji9de4uc8qet8cj1fca/kexodu.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/LPIa9PGmDLg/uplcv?utm_term=book+summaries+for+studentsPDF 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_off0000e3f0.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE3F0 | 17736 bytes |
SHA-256: 9fb3b0fa5e60e29f36a8668163b3760e68f6b1cf07282c6a5e9699c0d54b9078 |
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font_01_sfnt_off0001120c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1120C | 10716 bytes |
SHA-256: 2488b6c870401883c6c4a65c782c0d9e9f5064eb28767931a33fe0d25c192acc |
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font_02_sfnt_off00012ab7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12AB7 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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