MALICIOUS
164
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF file was detected as malicious by ML classifiers and ClamAV, indicating a phishing or trojan threat. It contains numerous embedded URLs, many pointing to compromised or disposable hosting, suggesting a link farm designed to redirect users to malicious content. The presence of a 'download button' heuristic further supports a lure-based attack pattern.
Machine Learning
- Nyx PDF Classifier malicious score 0.9991
Heuristics 7
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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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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 http://cephedanismani.com/images/pages/file/piwodemu.pdf In PDF document text
- http://dentherapia.hu/files/file/75603373093.pdfIn PDF document text
- https://gk-termopanel.ru/wp-content/plugins/super-forms/uploads/php/files/7c230d14d4cc110356735e620c532390/forufifagimilelozekewup.pdfIn PDF document text
- https://aspirans.com/files/file/vowoguju.pdfIn PDF document text
- http://sunnysolutions.it/uploads/assets/file/figirojejaku.pdfIn PDF document text
- http://tele-video.ru/upload/files/xuwamizevugedo.pdfIn PDF document text
- http://remobudostol.pl/pliki/tezijotaladatari.pdfIn PDF document text
- http://graviroz.hu/ckfinder/userfiles/files/96798406336.pdfIn PDF document text
- http://ministryofrum.com/memlogos/file/vawulodobegipib.pdfIn PDF document text
- https://www.ideaklinik.com.tr/wp-content/plugins/formcraft/file-upload/server/content/files/16093566b77ab0---tanovef.pdfIn PDF document text
- http://nktrading.qa/file/files/64550386664.pdfIn PDF document text
- http://sushinamu.com/uploads/files/wolenunivagivizemol.pdfIn PDF document text
- http://www.1000ena.com/wp-content/plugins/formcraft/file-upload/server/content/files/16086eb4dd183b---77670658187.pdfIn PDF document text
- http://co-wemart.com/careeruserfiles/file/69364878789.pdfIn PDF document text
- http://sgadsahodayatarntaran.org/sahodyatarntarannew/userfiles/file/15541151939.pdfIn PDF document text
- https://xn----7sbabak5acz7byau.xn--p1ai/wp-content/plugins/super-forms/uploads/php/files/78af7c2e14912053aecdc8088f878a50/jipidujutivakux.pdfIn PDF document text
- https://hightechrustremovers.nl/wp-content/plugins/formcraft/file-upload/server/content/files/160efd3c5ef679---rixoxe.pdfIn PDF document text
- http://wurbs-hanau.de/userfiles/file/32604695790.pdfIn PDF document text
- http://nyitotthaz.hu/userfiles/files/61870193639.pdfIn PDF document text
- http://scuderieverdina.it/scuderia/userfiles/file/97642833452.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/S30rS-6n6vg/uplcv?utm_term=mucocele+excision+pdfPDF 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_off0000eebe.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEEBE | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off000106d5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x106D5 | 10448 bytes |
SHA-256: 960589a0ffc08a120a602d496e43e366acae59c163a59bf5c11976630c821f41 |
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font_02_sfnt_off00011ea3.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11EA3 | 18944 bytes |
SHA-256: 0072a6a86c93513bae174658d6617bfed0285fd12ea9b898dee45be6f7975fae |
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