MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The file was detected as a malicious PDF by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. It contains numerous external URIs and is identified as a link farm on disposable hosting, suggesting a phishing or malware distribution scheme. Although no scripts were explicitly extracted, the PDF structure and embedded links point towards an attempt to redirect users to potentially harmful websites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9835
Heuristics 5
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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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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://drafthe.ru/uplcv?utm_term=android+version+11+features PDF link annotation
- http://chalappuram.com/userfiles/file/13719853097.pdfIn PDF document text
- http://lapawan15.com/shop/fck_file/file/sewepupegimadakizok.pdfIn PDF document text
- https://probidjp.com/ckfinder/userfiles/files/20210911_175736.pdfIn PDF document text
- https://next-engineering.com/userfiles/files/jadivit.pdfIn PDF document text
- http://tatishev.ru/admin/ckfinder/userfiles/files/75236069002.pdfIn PDF document text
- http://woodlander.sk/grafika/file/5742774380.pdfIn PDF document text
- http://105chers.netsociality.com/upload/files/metepikifajegedoposerizu.pdfIn PDF document text
- http://naturestuff.nl/siteimages/file/78842931547.pdfIn PDF document text
- https://icrs-as.com/userfiles/file/55099099504.pdfIn PDF document text
- http://jsdarvin.com/files/24990999484.pdfIn PDF document text
- https://wheelmartthailand.com/image/upload/File/75835103773.pdfIn PDF document text
- https://bem-sa.com/img/file/98180638543.pdfIn PDF document text
- http://aallergy.friend-match.com/upload/files/delusefa.pdfIn PDF document text
- http://toflight.mobi/attachment/ckeditor/files/a1e1b306a748c2fd0e336d90d8ff21b9.pdfIn PDF document text
- http://plaschke-partner.com/uploaded/file/58762544210.pdfIn PDF document text
- http://zekejozsef.eu/FCKfeltoltott/file/62591320742.pdfIn PDF document text
- https://atavio.ru/files/file/jazagugifozenezosazi.pdfIn PDF document text
- https://getracemirates.com/userfiles/files/49183705778.pdfIn PDF document text
- http://asremajazi.com/uploads/files/jezudef.pdfIn PDF document text
- http://seyrimerdin.com/userfiles/file/47191014696.pdfIn PDF document text
- https://gopherscopes.com/userfiles/file/mezuwiledupezitedarexa.pdfIn PDF document text
- https://yuktiedu.com/wp-content/plugins/super-forms/uploads/php/files/e7b64e302522095268aa795130667589/tijizigikomifejuj.pdfIn PDF document text
- http://youzedu.com/ckimages/files/20210912132902487789.pdfIn PDF document text
- http://xn--80aaeiengkwpz6p.xn--p1ai/pub/file/37683856091.pdfIn PDF document text
- https://xaydungdonggia.com/app/webroot/files/images/pages/files/fagejewinigegapimejubuju.pdfIn PDF document text
- http://kuresi-kaitori.com/upload/content_pic/files/nojupogog.pdfIn PDF document text
- http://frederickfollows.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/161416498c35d9---59003006065.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_off0000f0ff.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF0FF | 18836 bytes |
SHA-256: 8eebca95d4d37a6add0f2df2bc0dc745c97ec44a937c6f57ff43d3374bd40627 |
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font_01_sfnt_off000121f1.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x121F1 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00013a08.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13A08 | 10500 bytes |
SHA-256: 94258dd446c2d37045a8f59e2d9a068655c6c4e2dabc95f36ac7c884452b254c |
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