MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF file contains a link farm pointing to multiple disposable hosting domains, suggesting an attempt to distribute malicious content. Heuristics indicate a high likelihood of malicious intent, with ML classification strongly flagging the PDF. The presence of numerous unknown URLs and the ClamAV detection as 'Pdf.Phishing.Trojan' further support this assessment.
Machine Learning
- Nyx PDF Classifier malicious score 0.9974
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 http://dglytbt.com/upfolder/e/files/20210910030704.pdf In PDF document text
- http://dogable.de/userfiles/file/18949387900.pdfIn PDF document text
- http://www.gieskestukadoors.nl/ckfinder/files/files/mumonevokofirexujilanonu.pdfIn PDF document text
- http://tw-jia.com/uploads/files/202109080202553992.pdfIn PDF document text
- http://okeefesreef.com/ckfinder/userfiles/files/42549572698.pdfIn PDF document text
- http://eca.or.th/ckfinder/userfiles/files/kibajovug.pdfIn PDF document text
- https://www.esfa.bg/root/ckfinder/userfiles/files/51846587231.pdfIn PDF document text
- http://cortocircuito.trialpanel.com/images/Upload/files/lapurubutefuwowezilo.pdfIn PDF document text
- http://plenar.hr/wp-content/plugins/formcraft/file-upload/server/content/files/16140baafdb652---zebaxizidakinurefarimevil.pdfIn PDF document text
- https://www.iieng.org/editor/ckfinder/userfiles/files/suromuxinimizem.pdfIn PDF document text
- https://homestayhoian.thamtuddt.com/uploads/image/files/lokalozazo.pdfIn PDF document text
- http://atol-res.pl/uploads/file/74370058964.pdfIn PDF document text
- https://sunriseinnjasper.com/nbloom/fckuploads/file/rasetup.pdfIn PDF document text
- http://iccarrentals.com/files/file/66229950960.pdfIn PDF document text
- https://primax.fr/wp-content/plugins/super-forms/uploads/php/files/6hfa8sjchl3duhu0em54dbc6p6/wopitezizuwililakaz.pdfIn PDF document text
- https://textosolutionslinguistiques.com/upload/editor/file/xoguraxe.pdfIn PDF document text
- http://ratchee.com/ckfinder/userfiles/files/vojovekilopita.pdfIn PDF document text
- http://www.homefacelifters.com/wp-content/plugins/super-forms/uploads/php/files/2d00aba59b510b6ba822cd69f632804f/4858962342.pdfIn PDF document text
- http://playoz.com/ckfinder/userfiles/files/64850417708.pdfIn PDF document text
- http://www.hkwebdesign.com.hk/wp-content/plugins/formcraft/file-upload/server/content/files/16131838ae22a7---37403270186.pdfIn PDF document text
- http://xn--franzsischebulldoggen-lec.eu/userfiles/file/jojur.pdfIn PDF document text
- http://carsonpokebar.com/uploads/files/50131950495.pdfIn PDF document text
- http://makeyourpartnermelt.com/userfiles/file/kunuke.pdfIn PDF document text
- http://dlabiura.kbo.pl/ckfinder/userfiles/files/80496245953.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/PmAiG5ZyT-k/uplcv?utm_term=indian+pubg+download+play+storePDF 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_off0000ec02.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEC02 | 10956 bytes |
SHA-256: a54b6b929093ee5085a1a6e71b41ffd73e96695df05dcf0995e5368f8322a58f |
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font_01_sfnt_off00010521.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10521 | 17176 bytes |
SHA-256: e65ff985e0792772be6d28f452c991ea247384d30979a0ecfb70f64d2afe54b8 |
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font_02_sfnt_off00013143.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13143 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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