MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains numerous embedded URLs, many of which point to compromised websites or are part of a link farm designed to redirect users. Heuristics indicate it's a link farm on disposable hosting and points to compromised CMS upload storage. ClamAV and ML classifiers also flagged it as malicious, specifically as a phishing trojan.
Machine Learning
- Nyx PDF Classifier malicious score 0.9984
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://chamdure.com/DATA/files/58800088955.pdf In PDF document text
- http://elenasteele.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613531c03dad3---7547350652.pdfIn PDF document text
- http://hhoasis.org/app/webroot/img/fck/file/vuxokanibamiv.pdfIn PDF document text
- http://trovas.com/userimages/zedavunagomoxunim.pdfIn PDF document text
- https://grup-insaat.com/userfiles/file/daxuwigakul.pdfIn PDF document text
- https://sanagustin.cl/files/21554692958.pdfIn PDF document text
- http://rcmo.ru/upload/files/11678084339.pdfIn PDF document text
- http://mgtofubbq.com/uploads/files/50602930874.pdfIn PDF document text
- https://palezieux.com/ckfinder/userfiles/files/pexoguxofiwavu.pdfIn PDF document text
- http://chuabenhxuongkhop24h.com/images/files/2169856779.pdfIn PDF document text
- http://harekatmemuru.com/images/Media/files/dasezufitobatafapegari.pdfIn PDF document text
- http://brilspa.ro/userfiles/file///59148848902.pdfIn PDF document text
- http://pocatellocampfire.com/wp-content/plugins/super-forms/uploads/php/files/mjum277fbnjbifl0r71t6ouutm/27538211136.pdfIn PDF document text
- http://cnzhongkui.com/fckeditor/editor/filemanager/connectors/php/uploads/file/03053936672.pdfIn PDF document text
- http://studiolegaletrotta.eu/userfiles/files/15719146963.pdfIn PDF document text
- http://imreelectric.sk/uploads/file/4463649540.pdfIn PDF document text
- https://watosaphotography.com/app/webroot/userfiles/files/20210907_090615.pdfIn PDF document text
- https://gaseg.com/wp-content/plugins/super-forms/uploads/php/files/p6suobaridthn5u1eq9698c9r2/17920435849.pdfIn PDF document text
- https://www.simplythebestevents.ca/wp-content/plugins/formcraft/file-upload/server/content/files/1613847718d68b---22253890221.pdfIn PDF document text
- http://2sisaccount.com/userfiles/files/silivenasafis.pdfIn PDF document text
- https://auto826.com/uploads/files/79789228109.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/A3Ryygt5BCM/uplcv?utm_term=123+malayalam+movies+onlinePDF 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_off0000efaa.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEFAA | 17972 bytes |
SHA-256: 247a27fd3e6eff62d5ff47ce891b01bf9b496b2807e7d90871ddc0975d116ba3 |
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font_01_sfnt_off00011ce6.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11CE6 | 10496 bytes |
SHA-256: c4ed2565de9c6ebe85ad5d928eca0423f60696d62e6c07346b09af00772081ec |
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font_02_sfnt_off000134d3.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x134D3 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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