MALICIOUS
134
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 payload. It contains numerous embedded links, many pointing to disposable domains, suggesting a link farm designed to obscure the ultimate destination. The presence of a 'download' button heuristic further supports a lure-based attack pattern. While no scripts were explicitly extracted, the PDF structure and embedded links are indicative of a phishing attempt to trick users into downloading further malicious content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9976
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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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://prmakeup.com/Image/files/pejuxetexuxu.pdf In PDF document text
- http://www.roosprommenschenckelfoundation.nl/ckfinder/files/files/42503540204.pdfIn PDF document text
- https://nvsrolko.org/ckfinder/userfiles/files/7363276676.pdfIn PDF document text
- http://kimura-shihoshoshi.com/userfiles/file/potodifegekuniriduselomi.pdfIn PDF document text
- https://poldercuptrofee.nl/site/admin/ckfinder/userfilesfiles/notebimenedas.pdfIn PDF document text
- http://lhdrum.com/User_File/UpFile/file/20210911072919_OTUwMzU0NDcxNzI=.pdfIn PDF document text
- http://corse.annuaire-regional.com/ckfinder/userfiles/files/puvivonoras.pdfIn PDF document text
- http://studiofranzoni.eu/userfiles/files/wowapeberijuwefebid.pdfIn PDF document text
- http://adice-area.com/pictures/files/88261314899.pdfIn PDF document text
- http://montoaneli.com/ckfinder/files/kekebafawepibikulakuv.pdfIn PDF document text
- https://krantiservice.com/ckfinder/userfiles/files/55377491387.pdfIn PDF document text
- https://www.kiteschule-eckernfoerde.de/wp-content/plugins/formcraft/file-upload/server/content/files/1613c0a1427c4a---kitowesokefobajire.pdfIn PDF document text
- https://www.paseppe.gr/ckfinder/userfiles/files/9659516281.pdfIn PDF document text
- http://gs-metals.com/filespath/files/20210909085133.pdfIn PDF document text
- http://nadafashionbelt.com/Uploads/file/sadetonipokosobivu.pdfIn PDF document text
- https://westhygiene.hu/editor_up/jedenufuzuxivumodiwij.pdfIn PDF document text
- http://csc0535.com/userfiles/file/20210917024253_r9yx8u.pdfIn PDF document text
- http://intrinhgia.com/admin/webroot/upload/image/files/nidawelizejejumuzujonubo.pdfIn PDF document text
- https://basundharamart.com/userfiles/file/mozejumajasilos.pdfIn PDF document text
- http://sapientgenerator.ru/files/userfiles/files/kusedetenomemadamavarixo.pdfIn PDF document text
- http://pnmanagementsolutions.in/uploads/mekolurasoxiselan.pdfIn PDF document text
- http://bcslaw.hu/admin/fck_upload/file/mevemejopofijivodigupotan.pdfIn PDF document text
- https://elitestrategyglobal.com/wp-content/plugins/super-forms/uploads/php/files/6581d0611481ad85089a8b66227c66d3/zirigivukatafisurolavi.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/Om9ozkHLxGw/uplcv?utm_term=hack+wifi+login+pagePDF 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_off0000be27.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xBE27 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000d639.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD639 | 17424 bytes |
SHA-256: f82e4f2cf5547b975ff227e17e739e3545ebda65297dc0c4cccd3db366466161 |
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font_02_sfnt_off0001038b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1038B | 10456 bytes |
SHA-256: b9d3ee15108de63b19150c5641a968e31de29d06d9225db74ed8869d2558fbf2 |
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