MALICIOUS
126
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 contains numerous external URLs, suggesting it functions as a link farm or phishing lure. The PDF structure and embedded content, while obfuscated, point towards techniques used to redirect users to potentially harmful websites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9951
Heuristics 5
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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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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://crysiq.ru/uplcv?utm_term=how+to+play+flash+games+2021 PDF link annotation
- http://doktor-okonski.pl/uploadimg/file/xabixezevulinuzovoxa.pdfIn PDF document text
- https://allegypttours.net/userfiles/files/tisuz.pdfIn PDF document text
- http://mylodge-naoshima.com/vabulebakibibugiz.pdfIn PDF document text
- http://angerdress.store/ckfinder/userfiles/files/88397603383.pdfIn PDF document text
- http://saigonradio.com/userfiles/file/kinewonijuwoma.pdfIn PDF document text
- http://magischtheater.nl/userfiles/file/zixaza.pdfIn PDF document text
- http://pierrevillers.fr/mairie_files/file/34203855060.pdfIn PDF document text
- https://jamiatulbanat.in/wp-content/plugins/formcraft/file-upload/server/content/files/1614ce7aae2b8a---70621173802.pdfIn PDF document text
- https://lolakarimova.uz/ckfinder/userfiles/files/modunu.pdfIn PDF document text
- https://theatresaucinema.fr/uploads/file/kowizotusi.pdfIn PDF document text
- http://windowsplusllc.com/ckfinder/userfiles/files/13050158472.pdfIn PDF document text
- http://chinalabware.es/d/files/vodipemimakab.pdfIn PDF document text
- http://xn--90aoa5aj.xn--p1ai/ckfinder/userfiles/files/wajunepepesorisotapanibu.pdfIn PDF document text
- http://skkl.cn/filespath/files/20210913213353.pdfIn PDF document text
- http://zhihepvb.com/upload/ckimg/files/202109061559077867.pdfIn PDF document text
- http://opgzvh.hr/upload/file/kesovetebefogupofapuwox.pdfIn PDF document text
- http://studiolaviano.it/userfiles/files/45120836907.pdfIn PDF document text
- http://internationalnetworksolutions.net/files/In PDF document text
- https://vresponse.net/userfiles/file/14354358886.pdfIn PDF document text
- http://marcth.pl/media/fck/file/2558631333.pdfIn PDF document text
- http://allamericannursing.com/userfiles/file/33290134233.pdfIn PDF document text
- https://sme.bankai.lv/ckfinder/userfiles/files/nemewepapijevokobo.pdfIn PDF document text
- http://birons.net/wp-content/plugins/super-forms/uploads/php/files/4da99fb4ef1d6b84af85c391a9f3cd3c/xuzimopavexesobun.pdfIn PDF document text
- http://openendrep.com/userfiles/files/66834856990.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_off0000aefc.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xAEFC | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000c713.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC713 | 10992 bytes |
SHA-256: 821d321d9c66bd37d07a4714bac31d9f17dde7ec998590688b2715f1fb1f3a45 |
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font_02_sfnt_off0000e0d1.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE0D1 | 14816 bytes |
SHA-256: 012e43ff055d3b899eef35c99db3f9936db5bc6d7be443831d14de2dddf4c425 |
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