MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF contains numerous embedded URLs, many of which point to compromised CMS upload directories or disposable hosting, suggesting a link farm designed to distribute malicious content or phish users. The ML classifier and ClamAV detection strongly indicate malicious intent, likely related to phishing or trojan delivery.
Machine Learning
- Nyx PDF Classifier malicious score 0.9981
Heuristics 6
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ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
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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://pixomot.ru/uplcv?utm_term=how+to+delete+duplicate+apps+on+android PDF link annotation
- https://takipcisec.com/calisma2/files/uploads/mezowetoxijotenega.pdfIn PDF document text
- https://asiarsolutions.com/userfiles/file/44920891993.pdfIn PDF document text
- http://topp.pl/_topp/file/84751815670.pdfIn PDF document text
- https://whitelightdesign.com/wp-content/plugins/super-forms/uploads/php/files/7a5182fc1e13ea9abe0d1ee9705ce087/61272122231.pdfIn PDF document text
- http://chothuexeninhbinh.net/data/dulieu/files/gikosafedafumi.pdfIn PDF document text
- https://freebcard.com/ckfinder/userfiles/files/giwidalofe.pdfIn PDF document text
- http://asude.istanbul/ck_images/files/nadipopa.pdfIn PDF document text
- https://loyalangkorapartment.com/userfiles/file/wozotutisinevasugi.pdfIn PDF document text
- http://shoreluxurylimos.com/userfiles/files/45076509479.pdfIn PDF document text
- http://motivationandmomentum.net/ci/userfiles/files/44485143223.pdfIn PDF document text
- http://desiaussies.com/ckeditor/uploads/files/xivovemo.pdfIn PDF document text
- https://traveletrust.com/basefile/traveletrustcom/files/28215520245.pdfIn PDF document text
- http://hellnocancershow.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613ee00108504---pepisugobidovorepebiweru.pdfIn PDF document text
- https://kaplaitalia.it/userfiles/files/69927468395.pdfIn PDF document text
- http://simp-q.ru/userfiles/file/71512879510.pdfIn PDF document text
- http://www.swaving-stalinrichting.nl/ckfinder/userfiles/files/8975498441.pdfIn PDF document text
- https://photopoligrafic.ru/ckfinder/userfiles/files/gibogilozifajum.pdfIn PDF document text
- https://insights3.com/wp-content/plugins/super-forms/uploads/php/files/fae88b43f1c77a0dd702d0364d49d4d3/36212663224.pdfIn PDF document text
- https://designclarf.it/file/95672739950.pdfIn PDF document text
- https://postelezmasivu-liberec.cz/ckfinder/userfiles/files/lupemokufosaxena.pdfIn PDF document text
- http://ljjxmining.com/uploadfile/file///2021090915093177.pdfIn PDF document text
- https://poolpoint.be/uploads/file/lugisuratidazeboj.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_off0000dd32.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDD32 | 18052 bytes |
SHA-256: a263475dfe2600280c5d4ec66f1061b174d691894f609061a16b1b8ef675daef |
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font_01_sfnt_off00010bce.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10BCE | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off000123e5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x123E5 | 10684 bytes |
SHA-256: 271717e4b9c74df0a643517532cad1e01994eaa35746975dda7410ea9555ee02 |
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