MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The file was detected as a malicious PDF by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. It contains a link farm pointing to compromised WordPress uploads and disposable hosting, suggesting it's designed to redirect users to malicious sites. The presence of multiple external URIs and a link farm heuristic strongly supports a phishing or malware distribution attack pattern.
Machine Learning
- Nyx PDF Classifier malicious score 0.9973
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://lsneotek.com/ckupload/files/92586139164.pdf
- https://www.abaco-engineering.it/wp-content/plugins/formcraft/file-upload/server/content/files/1613a9f88df4c5---25081522153.pdf
- https://jairdefreitas.com/ckfinder/userfiles/files/worikexoto.pdf
- https://abrasco.org.br/ckfinder/userfiles/files/digotag.pdf
- http://sichera.eu/userfiles/files/96865147394.pdf
- https://essaidafm.com/uploads/FCK_files/file/41571032177.pdf
- http://hagelkonzept.com/userfiles/file/65544765364.pdf
- http://hissekurban.com/resimler/files/suseru.pdf
- https://www.crossfitparamaribo.com/wp-content/plugins/formcraft/file-upload/server/content/files/16136e4899c912---deluf.pdf
- https://theelementrama9.com/userfiles/files/xawemuzinemekori.pdf
- http://thanuyentea.com/ckfinder/userfiles/files/51798374327.pdf
- https://artistaone.co/userfiles/files/wexujatenigenezojo.pdf
- http://www.vegagastro.pl/upload/file/xuwetamu.pdf
- https://kabelkyaobuv.sk/editor_uploads/files/40384435975.pdf
- https://e-ssuances.com/ckfinder/userfiles/files/63620725632.pdf
- http://flywings.sk/UserFiles/file/soxotopitarudumunuzonawos.pdf
- http://ilsungwarehouse.com/userData/ebizro_board/file/buzobazaninekuretiximowi.pdf
- http://alacarte-design.de/userfiles/file/fadakab.pdf
- http://sumosushingrill.com/uploads/files/43313362069.pdf
- https://beautifulhairstore.com/upload/files/39863220258.pdf
- https://alshuka.ps/ckfinder/userfiles/files/vitujetibonoxo.pdf
- https://lcd96.ru/wp-content/plugins/super-forms/uploads/php/files/1c045692c2272afb1b1e20880127d186/getegememowa.pdf
- http://xn--80aafkqcanfpgnhbng3b5i9a.xn--p1ai/pict/file/duzerupapimaf.pdf
- http://canoto.us/Images_upload/files/bufuzezazemanorejiz.pdf
- https://feedproxy.google.com/~r/skout/mBVl/~3/3CAf4wW3hvY/uplcv?utm_term=shadow+fight+2+android+1+game
- 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_off0000f2f9.bin5d244337cee0d48a634b11d0973cc7a0e76b93888f2418c6eb570c50ca71e97d |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF2F9 | 10920 bytes |
font_01_sfnt_off00010c0c.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10C0C | 16792 bytes |
font_02_sfnt_off0001241e.binef8e09f0a2883e5e9030c4a50155b8048cfbb5c4a0dab8688fc44b1b01dbfc58 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1241E | 17172 bytes |
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