MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF contains numerous embedded URLs, many of which point to compromised WordPress upload directories or disposable hosting, suggesting a link farm designed to redirect users to malicious sites. The ML classifier and ClamAV detection strongly indicate malicious intent, likely related to phishing or malware delivery.
Machine Learning
- Nyx PDF Classifier malicious score 0.9980
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://kengosushionlineorder.com/uploads/files/nufowebi.pdf In PDF document text
- http://studioagm.it/userfiles/files/zewuvadamova.pdfIn PDF document text
- http://athaj2.specialty-match.com/upload/files/jabujuxuvelasefafopejigi.pdfIn PDF document text
- https://www.elektrobetrieb-scholz.de/wp-content/plugins/formcraft/file-upload/server/content/files/1614175f8457d7---numigexej.pdfIn PDF document text
- http://furkansigorta.com.tr/wp-content/plugins/formcraft/file-upload/server/content/files/16140e9f2e4f46---didepexudusezizozuzo.pdfIn PDF document text
- https://vernadoc.com/wp-content/plugins/super-forms/uploads/php/files/d66671f92107015abcd14714e0f2e7a5/teluxajibi.pdfIn PDF document text
- https://www.gs-gleichmann.de/wp-content/plugins/formcraft/file-upload/server/content/files/16141cf8c4ff3e---rizubedevusexese.pdfIn PDF document text
- https://lesartsdansmonjardin.com/userfiles/file/20210914114751.pdfIn PDF document text
- https://sarna-zapiekanki.pl/ckfinder/userfiles/files/7544007775.pdfIn PDF document text
- https://ymvii.com/admin/upload/files/37591619790.pdfIn PDF document text
- https://assignmentmart.com/ckfinder/userfiles/files/gawotedawitinebuninixo.pdfIn PDF document text
- http://dtjxbpzx.com/filespath/files/20210901130858.pdfIn PDF document text
- http://www.pranabkumar.com/fckimages/file/zebixir.pdfIn PDF document text
- https://mundolibre.cl/uploads/userfiles/files/56367953487.pdfIn PDF document text
- http://sgrappresentanze.eu/userfiles/files/nufeguvonapegon.pdfIn PDF document text
- http://nbc.ua/design/pic/file/pekokemezukubadobiwuwade.pdfIn PDF document text
- http://sunnysolutions.it/uploads/assets/file/vovosadefusukutekesenunod.pdfIn PDF document text
- http://iccjsc.vn/images/uploads/files/36397195598.pdfIn PDF document text
- http://jjmcp.jp/userfiles/Image/file/misokojixewevozitikazos.pdfIn PDF document text
- http://mocphatreal.com/assets/images/ckfinder/files/rorixizoliruwev.pdfIn PDF document text
- https://francemonde.news/UserFiles/file/24434022062.pdfIn PDF document text
- http://1careglobal.com/upload/files/4393823699.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/BvfzZFkJO3s/uplcv?utm_term=happy+new+year+photo+editor+2021PDF 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_off0000e842.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE842 | 10760 bytes |
SHA-256: 6aed009e2f400557f429c6f735d14b6c9de78d1a6b2f33bdc1d6ebac991ae72b |
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font_01_sfnt_off00010101.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10101 | 17636 bytes |
SHA-256: 2260c5e218e556e053c06f6af4c0de6c044703a5e1f08dbc9e0c063e93eb13d1 |
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font_02_sfnt_off00012eb3.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12EB3 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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