MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF file was flagged by ML classifiers and ClamAV as malicious, specifically as a phishing trojan. It contains a large number of embedded URIs pointing to various domains, indicating a link farm designed to redirect users. The presence of numerous external links suggests an attempt to direct users to potentially malicious content or phishing sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9974
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://smidgel.ru/uplcv?utm_term=php+zend+framework+tutorial+for+beginners+pdf PDF link annotation
- http://indigobaby.eu/upload/files/nubon.pdfIn PDF document text
- https://mpksieradz.pl/upload/file/57863358350.pdfIn PDF document text
- http://akgdsgfly.pretty-match.com/upload/files/zubare.pdfIn PDF document text
- http://jingyilin.org/uploads/file/pugefemobupabijupi.pdfIn PDF document text
- https://glamweddingdesign.com/userfiles/file/58269295696.pdfIn PDF document text
- http://eortak.com/img/fck_temp/file/vadupusu.pdfIn PDF document text
- http://epmresearch.org/userfiles/files/suziwalopetivexagufutivi.pdfIn PDF document text
- https://rugerwafers.com/demo/ruger/beta/userfiles/files/46065800808.pdfIn PDF document text
- https://eagleegg5k.com/ckfinder/triplebuserfiles/file/46174649628.pdfIn PDF document text
- http://kennyre.com/wp-content/plugins/formcraft/file-upload/server/content/files/161543f1a3f749---13350259347.pdfIn PDF document text
- http://dzirerealtors.com/uploads/38955815378.pdfIn PDF document text
- http://enjoy.sk/editor_uploads/system/files/54224489415.pdfIn PDF document text
- http://www.mariabeckmann.com/fotos/uploads/files/nikerigijefo.pdfIn PDF document text
- http://taigesw.com/upload/files/33050889117.pdfIn PDF document text
- http://eotp.info/sites/default/files/fck/file/bofeliwulod.pdfIn PDF document text
- http://app0.linkeo.it/ckfinder/userfiles/files/81405319880.pdfIn PDF document text
- https://aynadakikemalizm.com/resimler/files/tivoxiki.pdfIn PDF document text
- http://volkshilfe-vlbg.at/images/content/files/rudalilugikodade.pdfIn PDF document text
- https://pima-alarms.rs/slicice/file/57560308427.pdfIn PDF document text
- https://encouragingmath.com/wp-content/plugins/super-forms/uploads/php/files/0a3dd78264499702f8c43ff94a7f1ad1/30001024507.pdfIn PDF document text
- https://www.sexualaufklaerung-schule.ch/ck/ckfinder/userfiles/files/87401001160.pdfIn PDF document text
- https://jodhpurtravels.com/nbloom/fckuploads/file/70012719744.pdfIn PDF document text
- http://thedewakohchang.com/image/upload/File/6569183881.pdfIn PDF document text
- http://hengtongrongshang.com/jingkelun/userfiles/files/20210902234800.pdfIn PDF document text
- http://sochi-vitrazhi.ru/ckfinder/userfiles/files/19746587161.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_off0000ea94.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEA94 | 11424 bytes |
SHA-256: 4e74dd65a20b7626697c893626f00e2cac0c3dc45be1e08395bd458f9b0e3fab |
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font_01_sfnt_off00010504.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10504 | 19572 bytes |
SHA-256: be7de7359535821736d6a50bfa210b05e0d8fb9a09cc9ba7ba68fb89a5c55db4 |
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font_02_sfnt_off00013703.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13703 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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