MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
This PDF document was flagged as malicious by ClamAV and an ML classifier. The file embeds a large number of external links characteristic of an SEO link farm. Specific URLs and indicators for this sample are listed in the indicators section.
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://synerhu.ru/uplcv?utm_term=android+phone+hang+solution PDF link annotation
- http://daisytalavera.com/userfiles/files/9393941329.pdfIn PDF document text
- http://acupunctuuryao.nl/ckfinder/userfiles/files/94477402042.pdfIn PDF document text
- http://stsaischoolamritsar.com/slbdavbatala/userfiles/file/zuvonifozelakegamod.pdfIn PDF document text
- http://wsp.pl/userfiles/file/dimapobaxozejino.pdfIn PDF document text
- https://aprilboya.com/userfiles/file/vexoxemej.pdfIn PDF document text
- https://www.mercedesbenzofaustinservice.com/wp-content/plugins/formcraft/file-upload/server/content/files/161392d316ded8---govafijigokodowufila.pdfIn PDF document text
- https://thediamangroup.com/_images/files/vufoxegubinasepu.pdfIn PDF document text
- http://gndpta.eu/news_objects/files/lirigoxogejoxivafu.pdfIn PDF document text
- http://www.awakohchang.com/image/upload/File/8487335832.pdfIn PDF document text
- https://chameleoncoupons.com/adgprocessing/uploads/files/76440149204.pdfIn PDF document text
- http://jeanthompson.nl/ckfinder/userfiles/files/riguwewozilenolilaloxep.pdfIn PDF document text
- https://idosekotthonaveresegyhaz.hu/files/files/75126078650.pdfIn PDF document text
- https://szallas-karpatalja.net/upload/womijajagakiwolomapikiwev.pdfIn PDF document text
- http://www.elstar.ru/uploads/files/1411512820.pdfIn PDF document text
- https://carmelocuritiba.com.br/ckfinder/userfiles/files/31867237833.pdfIn PDF document text
- http://tortsurprise.ru/upload/redactor/files/57239122401.pdfIn PDF document text
- https://sunwayhk.com/louis/STARKGROUP/ckfinder/userfiles/files/vuwigibipibuv.pdfIn PDF document text
- http://perchegouet.com/ckfinder/userfiles/files/zurubowaduxes.pdfIn PDF document text
- https://yunglin.com/uploadpic/files/47795581692.pdfIn PDF document text
- https://laurallo.com/ckfinder/userfiles/files/44596998547.pdfIn PDF document text
- http://zeminyerkaplama.com/upload/ckfinder/files/5152486675.pdfIn PDF document text
- http://abyss.sk/userfiles/file/fabipigenalowifib.pdfIn PDF document text
- http://novichiha.ru/pic/file/47294661886.pdfIn PDF document text
- http://koddous.com/userfiles/file/ritolam.pdfIn PDF document text
- https://ingatlansos.hu/images/userfiles/file/nuluwalegasarunusularusev.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_off0000eb0b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEB0B | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off00010322.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10322 | 10752 bytes |
SHA-256: 0a3b063c0b34d3abad85802f9bb03e17de9959a7f695a764c77ba3d91da758e7 |
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font_02_sfnt_off00011b90.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11B90 | 18064 bytes |
SHA-256: 077650653842f2ed93199d54c0b7a95f180e7695b3991bbd12a618ddbb9ba38d |
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