MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. Heuristics identified it as a link farm, with many URLs pointing to compromised CMS uploads or disposable hosting, suggesting a phishing or SEO manipulation scheme. The presence of numerous external URIs further supports this attack pattern.
Machine Learning
- Nyx PDF Classifier malicious score 0.9976
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://labsshop.com/d/files/nezilajiragomajemaramulo.pdf
- http://skuplaptop.pl/wp-content/plugins/formcraft/file-upload/server/content/files/16142823190451---zipipameketupukunivifufe.pdf
- http://indecomavo.pl/userimg/inc/59441503488.pdf
- https://brothers-music.com/ckfinder/userfiles/files/79036221896.pdf
- https://fundoohairstyles.com/hairstyler/images/file/56253670857.pdf
- http://www.champcaregivers.com/wp-content/plugins/formcraft/file-upload/server/content/files/161407ebb4073e---6024400016.pdf
- http://to-tuong.com/media/ckfinder/files/61024976386.pdf
- http://gillsandgeckos.com/userfiles/file/9498649014.pdf
- http://27derajat.com/assets/ckfinder/core/connector/php/uploads/files/4000408484.pdf
- http://goldsunjsc.com/upload/files/70752802823.pdf
- https://al-wesam.com/userfiles/files/44685453156.pdf
- https://costumeworld.com/wp-content/plugins/formcraft/file-upload/server/content/files/1612eabf01708f---dubuvakevinekasamikivaje.pdf
- http://daithanhnam.com/upload/files/nawexizokisupubab.pdf
- http://video-cycling.de/files/file/30855713160.pdf
- http://www.jesuseslaroca.org/wp-content/plugins/formcraft/file-upload/server/content/files/161335ea3f1c3c---berodopod.pdf
- https://adminico.nl/userfiles/file/63728427186.pdf
- http://kutyasturak.hu/images/files/xizukuxedugowimedevosadoz.pdf
- https://partroyfuneralhome.com/partroy/assets/file/62322558274.pdf
- http://www.1000ena.com/wp-content/plugins/formcraft/file-upload/server/content/files/16135226a3acfe---65153019905.pdf
- http://medicaldistri.com/ckfinder_files/files/kewopunuxewofize.pdf
- https://www.accidentinjurylascruces.com/wp-content/plugins/super-forms/uploads/php/files/3328toavm76luhfd4mnh5vh9no/busazofu.pdf
- https://andana.us/files/files/8004695418.pdf
- https://bccphil.paramedix.biz/uploadfiles/file/kojuwegoje.pdf
- https://feedproxy.google.com/~r/Uplcv/~3/LPIa9PGmDLg/uplcv?utm_term=marketing+4th+edition+elliott+pdf+free
- 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_off0000c788.bin5108d35238955f4f4e887523fe5b9f48248d994a2230686c924aa1acaf30361e |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC788 | 18108 bytes |
font_01_sfnt_off0000f6ae.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF6AE | 16792 bytes |
font_02_sfnt_off00010ec5.bin92cbb7e4dd6ddf2b41878b3fb8e661fccf27c180471f4d388725b517cbc966ca |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10EC5 | 10772 bytes |
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