MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The sample was identified as malicious by ML classifiers and ClamAV, indicating a high likelihood of malicious intent. The PDF contains numerous embedded URLs, with one heuristic specifically flagging it as a link farm on disposable hosting, suggesting a phishing or malware distribution scheme. Although no scripts were directly extracted, the PDF structure and embedded URLs are indicative of an attempt to redirect users to malicious sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9849
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://crewmak.ru/uplcv?utm_term=m+word+adjectives PDF link annotation
- http://npi-management.org/ressource/site-image/files/63205871983.pdfIn PDF document text
- http://1qjd.com/upload/files/2021-09-16-09-30-38-RzTpt5Z0.pdfIn PDF document text
- http://mim2010.ru/userfiles/file/sedopogu.pdfIn PDF document text
- https://cfbadalona.net/ckdata/files/pipamojokuwotuj.pdfIn PDF document text
- https://emenu.hu/editor_up/17806955619.pdfIn PDF document text
- http://arenda-v-novosibirske.ru/ckfinder/userfiles/files/lisolubefovabisorakamafu.pdfIn PDF document text
- http://eggtesting.com/admin/uploads/file/zesexipo.pdfIn PDF document text
- https://sidexsideaudio.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613ed8b232d7c---visinupanifeluxodenufena.pdfIn PDF document text
- https://cicasoftavukatwebsitesi.demowebsiteleri.com/upload/files/ludatuzanu.pdfIn PDF document text
- https://ascend.sut.ac.th/ce/2017/src/plugins/ckfinder/userfiles/files/forukix.pdfIn PDF document text
- http://montpellier-business-plan.eu/mbp/upload/images/images/upload/ckfinder/93747387915.pdfIn PDF document text
- http://incomingmakedonia.com/files/files/fugupo.pdfIn PDF document text
- https://pomtco.com/technical/files/file/77487118765.pdfIn PDF document text
- http://maskaevlawyer.ru/userfiles/file/tadosuvurerevi.pdfIn PDF document text
- https://bank-kredit.at/ckfinder/userfiles/files/natirikuweke.pdfIn PDF document text
- http://serviphony.com/tinymce/jscripts/tiny_mce/plugins/phpimage/phpimage/upload/images/file/jaxox.pdfIn PDF document text
- http://uelzecht.lu/userfiles/files/11692674437.pdfIn PDF document text
- http://maketmaster.ru/admin/ckfinder/userfiles/files/nujofudizo.pdfIn PDF document text
- https://sarenpinler.com/calisma2/files/uploads/gubilu.pdfIn PDF document text
- http://orderbestwings.com/uploads/files/wemikugoj.pdfIn PDF document text
- https://viceda.com/userfiles/file/wugafefoniruxugekewenabi.pdfIn PDF document text
- http://cherriestattoo.com/ckfinder/userfiles/files/tatunuwogudugelelutatu.pdfIn PDF document text
- http://www.oteliapelsin.ru/ckfinder/userfiles/files/podusugefofixomatopufi.pdfIn PDF document text
- http://luberoff.com/userfiles/file/51724040196.pdfIn PDF document text
- http://iburgisidimarsala.eu/userfiles/files/kesifozawuxes.pdfIn PDF document text
- http://pmrs.ps/userfiles/file/zonakagotamajarilujax.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_off0000b269.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB269 | 14528 bytes |
SHA-256: 09196046a8549d8bc33c4cd66b785d7d5103e2f1861967be5a63df89edc0a869 |
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font_01_sfnt_off0000d675.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD675 | 10488 bytes |
SHA-256: 2c257ac62bee41ef50fce268de35342856932851df2e9bea9be5adcd4901cdeb |
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font_02_sfnt_off0000ee78.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEE78 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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