MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The file was detected as malicious by ML classifiers and ClamAV, indicating a high likelihood of malicious intent. It functions as a link farm, directing users to multiple external URLs hosted on potentially compromised or disposable domains, which is a common tactic for phishing or malware distribution. The presence of PDF-specific heuristics related to URI and link farms strongly supports this attack pattern.
Machine Learning
- Nyx PDF Classifier malicious score 0.9991
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://allytemp.ru/uplcv?utm_term=old+smartphone+as+webcam PDF link annotation
- http://adirondackseafood.com/ckfinder/userfiles/files/buturigolivutuxelijin.pdfIn PDF document text
- https://www.gs-gleichmann.de/wp-content/plugins/formcraft/file-upload/server/content/files/1613eaf2f0a864---34343159605.pdfIn PDF document text
- https://orig-shop-gsm.ro/ckfinder/userfiles/files/lojiruzumazoxokel.pdfIn PDF document text
- http://shinaval.ru/userfiles/file/51826491735.pdfIn PDF document text
- https://fainitelecommunication.com/public/editorfiles/file/romisigepewujiligin.pdfIn PDF document text
- https://www.jancsoalapitvany.hu/ckfinder/userfiles/files/movatikuxapafivow.pdfIn PDF document text
- http://electric-kernbichler.at/fukukidom.pdfIn PDF document text
- https://amzentransportationindustries.com/admin/imagetemp1/file/nizawaveguw.pdfIn PDF document text
- http://tnshoppingbag.com/upfiles/file/xetor.pdfIn PDF document text
- http://villkasz.hu/editor_up/xovimatubesim.pdfIn PDF document text
- http://global-poseg.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613e5716a40c5---puwidajejapitonoto.pdfIn PDF document text
- https://walnutcreekguide.com/wysiwygfiles/file/lifexip.pdfIn PDF document text
- http://timebymtm.com/upload/files/sodaradabagedisitewege.pdfIn PDF document text
- https://lemarko.com/userfiles/file/855676269.pdfIn PDF document text
- https://amagi.la/wp-content/plugins/formcraft/file-upload/server/content/files/1612fac4d6dc9a---xomatusapegetosunefir.pdfIn PDF document text
- http://dinhviht.com/images/newtech/files/85552485545.pdfIn PDF document text
- http://teplorium.su/userfiles/file/mivaxeritaven.pdfIn PDF document text
- https://eurotig.ro/file/tijixejuwezita.pdfIn PDF document text
- http://christopherdallo.com/file/kemivafibibep.pdfIn PDF document text
- https://nada70.org/userfiles/file/66610497146.pdfIn PDF document text
- 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_off0000cdaf.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCDAF | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000e5c6.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE5C6 | 10940 bytes |
SHA-256: 15a3331ce94a577c1a82afb9f36cc5859dc23e30aaf0ab7a0407276bdce1f408 |
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font_02_sfnt_off0000fec1.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFEC1 | 17248 bytes |
SHA-256: 28e4ce5aaf1c3db55f3b09b46941c297eca88bcc5dd65ac32f8679b4591bf77a |
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