MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file was flagged by multiple heuristics, including a high-confidence ML classifier and ClamAV, indicating malicious content. The presence of a link farm with numerous disposable hosting links suggests an attempt to distribute malicious files or conduct phishing. The document body was unreadable, but the heuristics point towards a malicious PDF designed to redirect users to external resources.
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://piphoto.tw/uploads/files/202109112127472220.pdf In PDF document text
- http://hueide.com/upload/files/71540255109.pdfIn PDF document text
- http://drinkandshrink.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/161456be7457a7---sinosepuguruv.pdfIn PDF document text
- http://qamsar.org/userfiles/files/xosusevutoxoxijovujopemi.pdfIn PDF document text
- http://paillasse.hu/userfiles/file/72959786569.pdfIn PDF document text
- http://westhollywood.ilovepokebar.com/uploads/files/92338518281.pdfIn PDF document text
- https://drlalashow.com/php/billboard/uploads/file/towulobokapelakusexowise.pdfIn PDF document text
- http://bkdesign.ee/userfiles/file/71917697159.pdfIn PDF document text
- http://dieukhactransam.com/uploads/files/5982248309.pdfIn PDF document text
- https://mywayrtk.com/userfiles/file/ripefatizopekazogubuz.pdfIn PDF document text
- http://bitite.lv/media/txt/122/file/19229118756.pdfIn PDF document text
- http://lube-stc.com/ckfinder/userfiles/files/ropolofodumezugowelemaje.pdfIn PDF document text
- http://pobierzplik.pl/uploads/files/juzija.pdfIn PDF document text
- http://banglatalkies.com/dynamic-images/cms/file/4197350581.pdfIn PDF document text
- http://www.sunaryem.com.tr/wp-content/plugins/super-forms/uploads/php/files/4m50kafk82q370crjvpafvuq41/81616959697.pdfIn PDF document text
- http://fitviewer.de/files/file/buxixugudobum.pdfIn PDF document text
- https://www.tahitotfaluovodak.hu/ckfinder/userfiles/files/70790050202.pdfIn PDF document text
- http://webinaris.blog/ckfinder/userfiles/publics/files/vurodugitividelawozu.pdfIn PDF document text
- http://lakesnwoodskerala.com/uploads/file/jazojipi.pdfIn PDF document text
- http://hasyo.net/files/file/1743319852.pdfIn PDF document text
- http://xn-----6kcaheblih5ab0a6afqbzoqe.xn--p1ai/ckfinder/userfiles/files/mifutiropurane.pdfIn PDF document text
- http://maslatalaia.com/userfiles/file/pagazibujalorek.pdfIn PDF document text
- http://ed-union05.ru/files/file/jadenisafugepo.pdfIn PDF document text
- http://bergepkolcsonzo.hu/userfiles/file/sereb.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/1KS0DP0cxss/uplcv?utm_term=dual+space+app+apk+downloadPDF link annotation
- 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_off0000e5db.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE5DB | 10496 bytes |
SHA-256: a6d084d23bdb05d1f971cb7f68d0c3e1a6af94d8cdad3b28c1ead3a48bfa5f6a |
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font_01_sfnt_off0000fdfb.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFDFB | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off0001160d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1160D | 18236 bytes |
SHA-256: 2905219711dd96d3f28857b967e468430e3201b5ef910781e0382e22a65890a8 |
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