MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains numerous embedded URLs, many pointing to compromised websites or disposable domains, indicating a link farm designed to redirect users to malicious content. The ML classifier and ClamAV detection strongly suggest a phishing or malware distribution intent. The document body is heavily obfuscated and unreadable, providing no direct user-facing lure.
Machine Learning
- Nyx PDF Classifier malicious score 0.9978
Heuristics 6
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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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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://queure.ru/uplcv?utm_term=alexa+app+in+english PDF link annotation
- http://ficfart.org/userfiles/file/69608468373.pdfIn PDF document text
- http://bulgankhangai.mn/userfiles/files/wevaninilezixisezem.pdfIn PDF document text
- http://principessavencanice.com/wp-content/plugins/formcraft/file-upload/server/content/files/16140208572a58---petuxunelovola.pdfIn PDF document text
- https://sealordhotels.com/ckfinder/userfiles/files/56301760241.pdfIn PDF document text
- http://www.diplomat2014.ru/ckfinder/userfiles/files/pumezefamutogakumevoduti.pdfIn PDF document text
- http://hflchw.com/upload/file/93433721131.pdfIn PDF document text
- http://ryouhurt.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/74239729358.pdfIn PDF document text
- http://intrinhgia.com/admin/webroot/upload/image/files/83655224947.pdfIn PDF document text
- http://www.drop-lok.com/wp-content/plugins/formcraft/file-upload/server/content/files/16133376bda6dd---jojexexajexagupazijabe.pdfIn PDF document text
- https://bank-kredit.at/ckfinder/userfiles/files/natirikuweke.pdfIn PDF document text
- http://yourmoneyyourbank.com/uploads/File/vorijetemosifadesoded.pdfIn PDF document text
- http://bastola.org/userfiles/file/31914267515.pdfIn PDF document text
- http://jyjjapan.jp/files/ckeditor/files/tulalifekavop.pdfIn PDF document text
- http://h-st.nl/bestanden/files/44570770989.pdfIn PDF document text
- https://dafelia.com/files/86947752830.pdfIn PDF document text
- http://deltools.com/userfiles/file/xinud.pdfIn PDF document text
- http://www.champcaregivers.com/wp-content/plugins/formcraft/file-upload/server/content/files/16144e479982f0---pogiwafujajedufasapoz.pdfIn PDF document text
- http://tz5168.com/uploadfile/image/2021/09/26/file/20210926_012939_196.pdfIn PDF document text
- http://jingyitech.com/uploadfile/23302823916.pdfIn PDF document text
- http://zoscm.zohukum.com/ckfinder/userfiles/files/44636463687.pdfIn PDF document text
- http://grafiport.com/userfiles/file/fifef.pdfIn PDF document text
- https://hippodrome-compiegne.fr/www/uploads/file/noxikiwukebatixadine.pdfIn PDF document text
- https://metroguards.com.au/wp-content/plugins/formcraft/file-upload/server/content/files/16132f7400de2a---63322243021.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_off0000b10a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB10A | 14824 bytes |
SHA-256: 137321c08afd8dad33201fb800549507dfa665640cdb9196c92fdd50b59fea6c |
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font_01_sfnt_off0000d604.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD604 | 10296 bytes |
SHA-256: 0464cf630472dcfe2d58a5f1db0fd342d75bdfca08bdd8217acb7604d02a1d00 |
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font_02_sfnt_off0000ed1a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xED1A | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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