MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
This PDF file was flagged by multiple heuristics and a machine learning classifier as malicious. It contains numerous embedded URLs pointing to various domains, many of which appear to be compromised WordPress sites or disposable hosting, suggesting a link farm designed to distribute malicious content or phish users. The ClamAV detection further confirms its malicious nature.
Machine Learning
- Nyx PDF Classifier malicious score 0.9946
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 https://ketchas.ru/uplcv?utm_term=tongue+tremor+and+fasciculations
- http://xn----dtbsgbucafmmaf.xn--p1ai/servimages/editor/files/85577100794.pdf
- http://lab4050.com/upload/editor/file/fowemaxudowubogaxe.pdf
- https://avenirpourtous.fr/wp-content/plugins/formcraft/file-upload/server/content/files/1606f5f91c511d---xabifadidoxawavitaj.pdf
- http://centroolosprato.it/userfiles/files/negejesokunuved.pdf
- https://alsterparkett.de/wp-content/plugins/super-forms/uploads/php/files/a8l0emtl6bo9i24rigq724eqqp/bapixebitexiposekix.pdf
- http://www.stratcareerservices.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c97efd953eb---mafesexegivotopujatulofe.pdf
- https://www.yoursurveysurveyors.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/16088dcf436fec---62723900198.pdf
- http://saludocupacionalpso.com/home/wp-content/plugins/formcraft/file-upload/server/content/files/160722c403bfb0---74606771637.pdf
- http://stardentalcare.org/userfiles/file/nefajo.pdf
- https://opuntia.eu/wp-content/plugins/super-forms/uploads/php/files/134da769cf752f8a7e479ed8dd37ae76/67257782551.pdf
- https://akapacha.com/userfiles/file/27753699658.pdf
- http://bundoreh.com/fckeditor/files/file/jozowolomowofa.pdf
- https://sip7.pl/autoinstalator/sip7.online/wp-content/plugins/super-forms/uploads/php/files/8d023fb0452155eb83e163340db13cc4/nakinizugasisida.pdf
- https://www.jemelectric.com/wp-content/plugins/formcraft/file-upload/server/content/files/160ac60b490685---58434167600.pdf
- https://bimetoor.com/basefile/bimetoorir/files/vavalewamezulesodamot.pdf
- http://anhuizhkj.com/upload_fck/file/2021-5-6/20210506214851142697.pdf
- http://traiteur-ribot.fr/userfiles/file/vuzekivoj.pdf
- https://tucsonhomewindowtint.com/wp-content/plugins/super-forms/uploads/php/files/a2083e8f915a5272a1576e304a167ca4/menanosazagemisizewad.pdf
- https://aspirans.com/files/file/vevinudumofutomemakunix.pdf
- https://vallejardin.com/wp-content/plugins/super-forms/uploads/php/files/ad74e6eed7951d464911edc5d28ef104/37410266335.pdf
- https://baodinhsolar.com/wp-content/plugins/super-forms/uploads/php/files/ep8ca1d89esf6k0fb6c7sha2op/39672309909.pdf
- https://www.advids.io/wp-content/plugins/formcraft/file-upload/server/content/files/160d9bb129b376---62615315414.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 4
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
stream_004_off0001283e.bin213793be9e49a4bf4b36615e45cbd1338d13fd52af4399962ff33ea1f1eede91 |
decompressed-pdf-stream | PDF FlateDecoded stream at offset 0x1283E | 17992 bytes |
font_00_sfnt_off0000e2b4.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE2B4 | 16792 bytes |
font_01_sfnt_off0000fac6.bind0cf05152dc8dbba3d26a576a893c9b0dffef5c2ab4e52044b48aaabf36b0cd0 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFAC6 | 17312 bytes |
font_03_sfnt_off00014424.bin62d6ade86eefe857ce03af327c63066bb5ecdfaf6fad9e3d3da9a3ebfdc5e98b |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x14424 | 10884 bytes |
Open this report in the interactive analyzer, or submit your own file for analysis.