MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains numerous links, many pointing to disposable hosting or compromised CMS upload directories, suggesting a link farm designed to distribute malware. The ClamAV detection and ML classifier strongly indicate malicious intent, likely phishing or malware distribution. The presence of multiple PDF_SEO_DISPOSABLE_LINK_FARM and PDF_COMPROMISED_CMS_UPLOAD_LINK_FARM heuristics further supports this, indicating the document's primary purpose is to lure users to external malicious resources.
Machine Learning
- Nyx PDF Classifier malicious score 0.9833
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://bahceneryaman.net/public/content-images/files/dizolodogava.pdf
- http://veronicanealhome.com/wp-content/plugins/formcraft/file-upload/server/content/files/2/1613269c928e76---renusunuz.pdf
- https://mobspace.xyz/web/img/podborky/files/57383594610.pdf
- http://ros-audit.com/i/up/file/rabapewe.pdf
- https://duel.pl/userfiles/file/18457333001.pdf
- http://munsusa.org/userfiles/file/20210914181352.pdf
- http://amicissiapiemonteisa.it/userfiles/files/fukalukuviposikuxo.pdf
- http://cuathepvangohaiduong.com/images/ckeditor/files/gusugemotomokoribiweza.pdf
- http://sun-green.nl/ckfinder/userfiles/files/kajosawenowaxegaza.pdf
- https://inprovitcentroamerica.com/ckfinder/userfiles/files/29018175531.pdf
- http://jshtextile.com/UserFiles/file///rewavedoxijuvugimigumuj.pdf
- https://malimbe.africa/wp-content/plugins/super-forms/uploads/php/files/4b32390939fb77321fab3c939e4d8e53/wuxolidefo.pdf
- http://canshu.dlzj.net/upload/files/20210917081541261932.pdf
- http://www.smpnuenen.nl/images/files/sajumaninelojiwexakilod.pdf
- https://growlocals.com/wp-content/plugins/super-forms/uploads/php/files/c40ad006c1ee92e6bbce0775f2576ca3/38046369603.pdf
- http://verduciautodemolizioni.it/userfiles/file/kunokidetubemojibizopabel.pdf
- https://gs-hemeringen.de/ablage/userfiles/files/birevotazatunodo.pdf
- https://nhaban24h.com.vn/wp-content/plugins/super-forms/uploads/php/files/ubb3mh43q6ckec3omrfjnbr160/43212384700.pdf
- http://safiorida.dk/operatori/userfiles/file/75532098081.pdf
- http://ttc-investco.com/img/files/vijobam.pdf
- https://vishalahospitality.com/ckfinder/userfiles/files/zagawatup.pdf
- http://ricoconsultingattorney.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/laguvajazitidozotodo.pdf
- http://familiegravesen.dk/ckfinder/userfiles/files/18248921675.pdf
- http://russia-ex.com/images/blog/file/pulopikedonesovixobeb.pdf
- https://masukpt2.com/contents/files/sasabitavubirul.pdf
- http://gerastar.com/userfiles/file/69174633532.pdf
- https://digireg.nu/upload/jixenakilud.pdf
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/BkSY9tpko7c/uplcv?utm_term=midi+file+player+apk
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
- http://ns.adobe.com/pdf/1.3/
- http://ns.adobe.com/xap/1.0/
- http://ns.adobe.com/xap/1.0/mm/
- http://ns.adobe.com/xap/1.0/rights/
- http://dejavu.sourceforge.net
- http://dejavu.sourceforge.net/wiki/index.php/License
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000d95f.bin5953033c63e4cec16ad8ba00794bc5bc54cdd49bafc39f9e0257dc7470c93579 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD95F | 17000 bytes |
font_01_sfnt_off00010584.bin4d40ad975c767f151ec81ba2cb3b322581a1b5cf4e179a019b0e7207e8148e01 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10584 | 10200 bytes |
font_02_sfnt_off00011c77.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11C77 | 16792 bytes |
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