MALICIOUS
164
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF was flagged by ML classifiers and ClamAV as malicious, exhibiting characteristics of a phishing trojan. It contains a link farm pointing to various PDF files, some hosted on compromised CMS upload directories, suggesting an attempt to distribute further malicious content or phish users. The presence of a 'download button' heuristic further supports a lure-based attack pattern.
Machine Learning
- Nyx PDF Classifier malicious score 0.9973
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://euromarkcreations.com/new/fck_img/file/negogonotafevitagujow.pdf In PDF document text
- https://pvcmikser.com/upload/files/mofebosulu.pdfIn PDF document text
- https://protum.se/file/vixenulara.pdfIn PDF document text
- http://28777886.com/Lpf/UPFILE/userfiles/files/lovesofaximunijatebevoti.pdfIn PDF document text
- http://www.tamtrebinhminh.com/public/files/wexuvejiroxixubufepum.pdfIn PDF document text
- http://businessnavigator.in/ckeditor/uploads/files/xemudirukotabiruselakav.pdfIn PDF document text
- https://flavio-tonon.it/public/file/87533681174.pdfIn PDF document text
- http://gewoongroen.eu/app/webroot/files/userfiles/files/xipusukeledop.pdfIn PDF document text
- http://aotwresort.info/ckfinder/userfiles/files/kiwogebowoxuvikixoxu.pdfIn PDF document text
- https://preciseenergygroup.com/media/95842122609.pdfIn PDF document text
- http://studiosantomauro.it/userfiles/files/verenigewusotosu.pdfIn PDF document text
- https://www.landalastadservice.com/wp-content/plugins/formcraft/file-upload/server/content/files/16131d695295cd---68627371053.pdfIn PDF document text
- http://poiskvod.ru/images/file/36370180573.pdfIn PDF document text
- https://ijp2.com/contents/files/18619589066.pdfIn PDF document text
- https://bettenbaehren.de/wp-content/plugins/formcraft/file-upload/server/content/files/16139d1551fdf0---60605428651.pdfIn PDF document text
- http://cana.vn/uploads/userfiles/file/90141158773.pdfIn PDF document text
- http://thriftstorewebsites.net/flash/thriftstorewebsites.net/file/51466515083.pdfIn PDF document text
- http://iamsoldierfit.com/wp-content/plugins/formcraft/file-upload/server/content/files/1612f7af9e8000---jutowuzarubegak.pdfIn PDF document text
- http://kmconlinecme.com/userfiles/file/kovod.pdfIn PDF document text
- https://xinpayflow.com/ckfinder/userfiles/files/36909608312.pdfIn PDF document text
- http://9y.bfage.com/upload/files/20210906135829.pdfIn PDF document text
- https://www.taxiserviceh24.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613187c02e8c8---58859457144.pdfIn PDF document text
- http://gewoongroen.eu/app/webroot/files/userfiles/files/47436460306.pdfIn PDF document text
- https://anup.bo/images/files/numal.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/ngfLrbzwjls/uplcv?utm_term=manifest+jonathan+nelson+lyricsPDF 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_off0000cafb.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCAFB | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000e312.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE312 | 10668 bytes |
SHA-256: c1b8f94a79b9fc815841b07f6b1eb1cdbfe97b182e6e0fa28adfb1bfc018ac1d |
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font_02_sfnt_off0000fb70.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFB70 | 17908 bytes |
SHA-256: 46a455abdfddbd37c97c3dd36cb4e652b029019ba93caefc35371cc6e25fcd78 |
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