MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The file was detected as malicious by ML classifiers and ClamAV, indicating a high likelihood of malicious intent. It contains numerous links pointing to compromised websites and disposable hosting, suggesting a link farm designed to redirect users. The PDF structure and embedded links are consistent with phishing or malware distribution campaigns.
Machine Learning
- Nyx PDF Classifier malicious score 0.9963
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://markzone.az/wp-content/plugins/super-forms/uploads/php/files/g1o78boklenkr45ivq6can1169/bopodojapotebomiwaxik.pdf
- https://tkquiz.com/userfiles/file/xoviwetutiwezedurikatosi.pdf
- http://www.jindatunnel.com/up_files/file/mamagorefu.pdf
- http://physiotherapy-warwickshire.com/user_file/file/19568715150.pdf
- http://saludocupacionalpso.com/home/wp-content/plugins/formcraft/file-upload/server/content/files/16083bb8583a2e---75041174183.pdf
- http://exactblue.com/wp-content/plugins/formcraft/file-upload/server/content/files/160706f5a773b2---zafagofimezesud.pdf
- https://mk-promotions.com/ckfinder/userfiles/files/17236495201.pdf
- http://hodinovysoused.cz/upload/file/lurediratifevakebelepi.pdf
- http://www.icodar.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607ceb5b95305---91839203470.pdf
- http://nedirajtebosnu.net/userfiles/file/morejanipovobi.pdf
- https://accesoriosalmayor.com/images/userfiles/file/22563871170.pdf
- https://cbolean.com/wp-content/plugins/super-forms/uploads/php/files/2mop28sqmcj4lums424e2ac1e4/winokuvesugadodus.pdf
- https://cicadit.ro/UserFiles/file/lekesug.pdf
- http://worksafeorg.com/wp-content/plugins/super-forms/uploads/php/files/30m3ui9kcn3eruflvmrksirqk5/41422339202.pdf
- https://ailani.org/wp-content/plugins/super-forms/uploads/php/files/872fe36e82c51df23f7f0b55e68826dc/5382709044.pdf
- http://skolicka.eu/foto/images/file/82743610951.pdf
- http://sacmacbook.net/userfiles/file/36165790990.pdf
- https://studiorampinelli.com/file/bonitolezizi.pdf
- https://mecaniquekd.ca/upload/file/19724841969.pdf
- https://ahi.com.ua/wp-content/plugins/super-forms/uploads/php/files/8e6b5e2c757aeeb7b38538728d140ef3/likudoxasufuwuzizutojas.pdf
- https://djhelaly.com/wp-content/plugins/super-forms/uploads/php/files/4033f23d30e3bf9090f322e75023546d/kolodalumuvutimot.pdf
- http://aliancegroup.su/wp-content/plugins/formcraft/file-upload/server/content/files/1608266ecb133e---28364267669.pdf
- https://feedproxy.google.com/~r/Uplcv/~3/Om9ozkHLxGw/uplcv?utm_term=satish+chandra+medieval+india+old+ncert+pdf
- 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_off0000c229.bina8ea86c923a71c676e4c72fe44ae0544687842180736934c33e0aeefd9df5d3d |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC229 | 16460 bytes |
font_01_sfnt_off0000ec93.bina13a252331e25e9989107cdf40358d56ac35e4e969a21da4e7b2aec816e4389a |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEC93 | 11024 bytes |
font_02_sfnt_off00010600.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10600 | 16792 bytes |
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