MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF contains a link farm pointing to numerous compromised websites, many of which host further PDF files. This behavior is indicative of a phishing or redirection campaign designed to lead users to malicious content. The ML classifier and ClamAV detection strongly support its malicious nature.
Machine Learning
- Nyx PDF Classifier malicious score 0.9942
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://milcontabil.com.br/wp-content/plugins/super-forms/uploads/php/files/c7nfvahquj8ts8gbgov9odqlh2/12524492740.pdf
- https://ijtm.in/userfiles/file/vuzari.pdf
- https://sellos-mecanicos.com/wp-content/plugins/super-forms/uploads/php/files/4b09e3f80dc43d682e45e59220b01211/tafebupipisajod.pdf
- https://www.eoluk.com/wp-content/plugins/super-forms/uploads/php/files/bl16693umnrm9kkek2q7svdfgp/26948307420.pdf
- https://www.d-table.com/wp-content/plugins/super-forms/uploads/php/files/ccdf67cad4849c76ecdfae33b6b937a5/muwen.pdf
- https://amrapalispot.com/userfiles/file/fizubesopuwujosi.pdf
- http://sosonomo.com/ckfinder/userfiles/files/31799188562.pdf
- https://traveltokiev.com/wp-content/plugins/super-forms/uploads/php/files/7ks48adc2rcaslfukbb8go7h77/wuvezamiwinumesafubajozi.pdf
- http://traditionsradio.com/wp-content/plugins/super-forms/uploads/php/files/usekvjubm1ait1d3mlr0ojgtu7/lowukamigali.pdf
- http://smartmedicaleg.com/wp-content/plugins/formcraft/file-upload/server/content/files/1609dbd5730377---15834598025.pdf
- http://zentrumok.com/userfile/files/salukitapatiwufikatamula.pdf
- http://nicenpos.com/userData/board/file/kupurimofetojinufubepolup.pdf
- https://carstenrath.com/wp-content/plugins/super-forms/uploads/php/files/3usir0s6vqe1l36amthhcp3e0q/gimadorupamop.pdf
- http://harrisonsfamilyreunion.com/clients/62911/File/berumujen.pdf
- https://eventpro-kontraktorpameran.com/uploaded/files/puzerudiwev.pdf
- http://akcihlar.cz/userfiles/file/tezafofezemizife.pdf
- http://saluteebenesseresas.it/userfiles/files/1048747705.pdf
- https://alakharia.com/public_html/userfiles/file/tijanirunuse.pdf
- http://marcth.pl/media/fck/file/89884427519.pdf
- http://lavera.it/wp-content/plugins/formcraft/file-upload/server/content/files/160e13f7daa45f---41478910598.pdf
- http://www.whirlpool-beachcomber.at/wp-content/plugins/formcraft/file-upload/server/content/files/160adc88421aec---medipevupejexefujigoj.pdf
- http://rotarylaspalmas.orgdocumentos/file/98885081832.pdf
- http://maility.pl_adresuserfiles/file/7788050203.pdf
- https://rubyyadav.com/nbloom/fckuploads/file/zumemowevoxubevexulanek.pdf
- http://www.1000ena.com/wp-content/plugins/formcraft/file-upload/server/content/files/16089419fda213---kuwumojemojibiselikazuwo.pdf
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/GLLx1DTH0VQ/uplcv?utm_term=word+building+exercises+b2
- 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_off0000fb0a.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFB0A | 16792 bytes |
font_01_sfnt_off00011321.bin8a375ab50d7b79daec5c7f43cf610afc453a4e4075e19b709c1a733069b7a7ad |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11321 | 10740 bytes |
font_02_sfnt_off00012bb6.binc53a39fe99070f461f41108c26d5261224fbddc55ee69d0f6634f78c7277c2c3 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12BB6 | 18676 bytes |
Open this report in the interactive analyzer, or submit your own file for analysis.