MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
This PDF file was identified as malicious by ML classifiers and ClamAV, flagging it as a phishing trojan. It functions as a link farm, with numerous embedded URLs pointing to compromised WordPress upload directories. These links likely serve as a lure to redirect users to malicious content or phishing sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9916
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://vdgairconditioning.nl/wp-content/plugins/formcraft/file-upload/server/content/files/160c995f1a08e0---funexekisuvelazimatiwalaj.pdf
- https://aadhaarretail.com/administrator/imagetemp/file/jajanerubamajul.pdf
- https://graffitipaintstudio.com/wp-content/plugins/super-forms/uploads/php/files/68b8b658c3b97bc221c7958d270133bf/funelisokudajemib.pdf
- http://slsnn.ru/content/file/notak.pdf
- http://fullcolorspandoeken.nl/userfiles/file/68609940960.pdf
- http://mppscstudy.com/admin/usercontent/file/durop.pdf
- http://coffee33.ru/archive/file/gutufasuzo.pdf
- http://www.olympussverige.se/wp-content/plugins/super-forms/uploads/php/files/7afl3psea9o5303hfd164vbshb/63538240882.pdf
- https://adbetelparaguay.com/wp-content/plugins/super-forms/uploads/php/files/c968605e361cc9787f76cc1a5533bac6/59242970271.pdf
- https://creationstationdance.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607930cb4a0f6---soket.pdf
- https://xn--bren-mgenwil-gcbf.ch/sites/default/files/fck-uploads/file/93991525485.pdf
- https://samngaimarble.com/html_upload/file/gofabamu.pdf
- http://exactblue.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608939c35cb50---jufejazu.pdf
- http://www.grupohk.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/160766dbcebd2b---44730862311.pdf
- http://terapie-psi.ro/wp-content/plugins/formcraft/file-upload/server/content/files/1608e729941c06---rinemogetiwoledoxibixa.pdf
- http://constructionone.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/1608c783c6a66a---tufigajifanupifa.pdf
- https://petala.gr/userfiles/file/rebawisikimerafi.pdf
- http://graham1978.com/clients/79565/File/47295867449.pdf
- http://edumedcare.pl/upload/files/2982917303.pdf
- http://barrarioservicos.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/160c5bc9834a28---56656666602.pdf
- https://pametnidom.hr/pametne_kuce/userfiles/file/kumikiwirebukujidoxeto.pdf
- http://www.x454.com/wp-content/plugins/super-forms/uploads/php/files/mg4tvb4r7e9jm70oen6huhpe56/59352287952.pdf
- http://pvsystexperts.com/wp-content/plugins/super-forms/uploads/php/files/pu39u7q40vs6mbi5ejn95k2rq4/lapomasis.pdf
- http://www.dj-csnl.nl/wp-content/plugins/formcraft/file-upload/server/content/files/1608626f1cda78---kabazojopofupo.pdf
- https://seroinstitute.com/wp-content/plugins/super-forms/uploads/php/files/7f877f892e88e9634ffe787d8b5a9fff/zugusexufow.pdf
- https://feedproxy.google.com/~r/Uplcv/~3/BvfzZFkJO3s/uplcv?utm_term=the+meaning+of+pluralism
- 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_off0001a610.bin8d15410095448bed279709fca7ea0f23c71b5f9765cb43a8e9d75a6500e7a019 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1A610 | 19948 bytes |
font_01_sfnt_off0001d97b.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1D97B | 16792 bytes |
font_02_sfnt_off0001f192.bin5b9a7527a7b386432eff457e30b35641c9b3cb9c5dfa60c9aa941532bc45b6b1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1F192 | 10768 bytes |
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