MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
This PDF was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. The document contains numerous links, many pointing to compromised CMS upload storage and disposable hosting, suggesting a link farm designed to redirect users to malicious sites. The presence of these links aligns with a phishing or malware distribution attack pattern.
Machine Learning
- Nyx PDF Classifier malicious score 0.9803
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://cvenhancer.com/wp-content/plugins/super-forms/uploads/php/files/d4e40d806f0a9c988233de883b819b7c/41673338743.pdf
- http://xn--80aab8aioy.xn--p1ai/userfiles/file/kexixut.pdf
- http://etkindenetim.com/resimler/files/60239422394.pdf
- http://lacyfamilyunity.com/clients/2/20/203fd950dafdada58ea32e7b96f0d147/File/44954611398.pdf
- https://www.unicodesystems.com/wp-content/plugins/super-forms/uploads/php/files/qeppuogkngsveu0rdrghc61005/xosetako.pdf
- https://hafa-verein.de/wp-content/plugins/super-forms/uploads/php/files/fa6861d25a42e9e62298f88844243615/35899086524.pdf
- https://him-home.ru/wp-content/plugins/super-forms/uploads/php/files/7a6314a67df0a03f90a4d0ae5d4e25e9/12733795355.pdf
- https://aronabritcan.com/userfiles/file/gubune.pdf
- https://ailani.org/wp-content/plugins/super-forms/uploads/php/files/8e1a4448874295b8a2caed69f1563031/97488867516.pdf
- http://maroba-zirndorf.de/file/diwekow.pdf
- http://yuseigachi.nl/wp-content/plugins/formcraft/file-upload/server/content/files/160a8dd70e4a5f---ramelugukozile.pdf
- https://canadiancontractorservices.com/wp-content/plugins/super-forms/uploads/php/files/jleq7t2d2a0flb52v3f8aiktr2/wezomapu.pdf
- https://winston-woodward.com/wp-content/plugins/super-forms/uploads/php/files/b2ebd3d8ea7655112b138ea748c4feec/96534141628.pdf
- https://feldmann-spedition.de/pics/userfiles/file/20775174954.pdf
- https://www.oneirishrover.com/wp-content/plugins/super-forms/uploads/php/files/b1a6d903e40e2f080762efc1c991812b/newugib.pdf
- https://www.fifatravels.com/wp-content/plugins/formcraft/file-upload/server/content/files/160d5d4f507295---20034788194.pdf
- http://patrick-jardinage.fr/ckfinder/userfiles/files/80561813699.pdf
- https://autosofortkauf.ch/wp-content/plugins/super-forms/uploads/php/files/9gbrj1r7m8ib15oe8dt2g26nt4/nekuj.pdf
- https://www.burit.net/wp-content/plugins/formcraft/file-upload/server/content/files/1609827e060b2d---87673921993.pdf
- https://www.indoorclub-informa.com/boletines/img/file/95660399733.pdf
- https://makemycake.gr/wp-content/plugins/super-forms/uploads/php/files/o60577jfpa9rk9lfqfsa67tv22/10293558071.pdf
- http://daoltrading.com/userData/board/file/sexetibatitigomesiri.pdf
- http://wenxuezj.com/images/File/bijevotavurolawusoberom.pdf
- http://barcelonahotel.vn/UpLoadFile/file/togakite.pdf
- https://avis-medical.ma/wp-content/plugins/super-forms/uploads/php/files/f6e514fecdf88d6f8fee2f4a15177948/11371884171.pdf
- https://ceilford.org/wp-content/plugins/super-forms/uploads/php/files/4d7f09354971e843d8066d5848a5e9b4/buruzipisanamiwovog.pdf
- https://feedproxy.google.com/~r/Uplcv/~3/BkSY9tpko7c/uplcv?utm_term=change+of+variables+double+integral+polar+coordinates
- 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_off00012715.bin2fa32b7c92e74883a2d45b88872afa580a920f49e14e13d9f6bada55518c1500 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12715 | 11236 bytes |
font_01_sfnt_off00014100.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x14100 | 16792 bytes |
font_02_sfnt_off00015912.bin44172bfe9542303a860e044f7dd499025e27b9c99f447c5166e551da70373090 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x15912 | 17200 bytes |
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