MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF was flagged by ML classifiers and ClamAV as malicious, specifically as a phishing trojan. It contains numerous links, many pointing to compromised WordPress sites, suggesting a link farm designed to distribute malicious content or phish users. The document body is heavily obfuscated and appears to be generated by wkhtmltopdf, providing no direct user-facing lure.
Machine Learning
- Nyx PDF Classifier malicious score 0.9944
Heuristics 6
-
ClamAV: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0
-
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.
-
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.
-
External URI info PDF_URIPDF contains an external URL action
-
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.
-
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://buzmakov-ua.ru/admin/ckfinder/userfiles/files/busekopinenivuguxilife.pdf
- https://homini.eu/wp-content/plugins/formcraft/file-upload/server/content/files/1607bb64d98ad4---tavagisufepimurugemov.pdf
- https://www.projectorrentals.com/wp-content/plugins/formcraft/file-upload/server/content/files/160884048870e0---wasatisipunoleruza.pdf
- https://arizonapoolcontractor.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a71b3ea67ae---rikorasenafubowefo.pdf
- https://charlesstreetvideo.com/userfiles/file/tajegosafexopeda.pdf
- https://t4g.nasscomfoundation.org/wp-content/plugins/super-forms/uploads/php/files/9adojaa86ligdub3lfr52evnk1/kugijufefibidofufeg.pdf
- http://netisiletisim.com/guvennet/resimlerfiles/54902102103.pdf
- https://advancedcheckcashadvance.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608cc3535c650---wobarozexuzunerumobedik.pdf
- https://bbensonmft.com/wp-content/plugins/super-forms/uploads/php/files/fd4ef17e47cc027dab44cca210787d07/tanesebidizegegut.pdf
- https://www.hdontheroadnapoli.it/wp-content/plugins/formcraft/file-upload/server/content/files/160a3ed81de199---petiwokopiwep.pdf
- http://rulife.ru/ckfinder/userfiles/files/mezodafufeb.pdf
- http://co-wemart.com/careeruserfiles/file/89100056064.pdf
- http://diamantina-joaillerie.com/ckfinder/userfiles/files/63836360442.pdf
- https://www.hotwaterfactory.com.au/wp-content/plugins/super-forms/uploads/php/files/37305e2bf06b95fe9b61ef2fa01e9e35/kipet.pdf
- https://www.coconutlodge.com/wp-content/plugins/formcraft/file-upload/server/content/files/160e730aa6e542---16396073310.pdf
- https://readxyz.com/wp-content/plugins/super-forms/uploads/php/files/424f0e4571bbb4704feeaf68b41f2034/xariradulogudosibuxiz.pdf
- http://fastgood4cheap.com/clients/4890/File/54443605094.pdf
- http://altinay-law.com/images/file/83084530673.pdf
- http://vytvarnyobchod.cz/UserFiles/File/76660752886.pdf
- http://dodici12.ru/wp-content/plugins/super-forms/uploads/php/files/iebel49550rnb3ab2lfsem9lf6/23821617613.pdf
- https://www.capitalroofingct.com/wp-content/plugins/formcraft/file-upload/server/content/files/160be94579d1cb---55693337472.pdf
- http://ljhalls.com/wp-content/plugins/super-forms/uploads/php/files/22118ccf8ffb7d2d12f1d6f5d8ee9ffd/14170592566.pdf
- https://feedproxy.google.com/~r/skout/mBVl/~3/BvfzZFkJO3s/uplcv?utm_term=proving+triangles+congruent+by+sss+and+sas
- 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 4
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000ccf2.bincd85aebc28917dba947c73ce4b7dc72e566c4a5073fa1aa3749c96cee542d2be |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCCF2 | 10964 bytes |
font_01_sfnt_off0000e65a.bin34837fdfed7e6dc9e8c1ebc45eabef1064a6e89f8cd536305124148a4af1fb29 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE65A | 16168 bytes |
font_02_sfnt_off0000fbf1.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFBF1 | 16792 bytes |
font_03_sfnt_off00011403.bin98da8d8408339b9f4b0e9d9d3b7f16c575d94b4828e841ca2bfb1e545cc2571d |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11403 | 16232 bytes |
Open this report in the interactive analyzer, or submit your own file for analysis.