MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
This PDF file was identified as malicious by ML classifiers and ClamAV, indicating a phishing or trojan payload. The document contains a link farm pointing to multiple compromised websites, likely intended to deceive users into downloading further malicious content. The presence of external URIs and a link farm on compromised CMS uploads suggests an attempt to exploit user trust for initial access.
Machine Learning
- Nyx PDF Classifier malicious score 0.9985
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://seitonsolutions.com/ci/files/84639201611.pdf
- https://connect.allianceflooring.net/wp-content/plugins/super-forms/uploads/php/files/ccbb1992031e3d3f289d94604ca08642/75501796597.pdf
- https://www.gsccn.it/wp-content/plugins/formcraft/file-upload/server/content/files/160a371c8bc7bf---6163112544.pdf
- http://www.stallionreadymix.co.za/wp-content/plugins/formcraft/file-upload/server/content/files/160a30b91714bd---26833770379.pdf
- https://www.scanworld.se/wp-content/plugins/formcraft/file-upload/server/content/files/160ee1a458c63a---69908802119.pdf
- http://119hero.kr/userData/board/file/59432468184.pdf
- http://wksystems.net/HotelEstimator/userfiles/file/xebakumivubizujososula.pdf
- http://archi1919.com/smlclub-files/file/mosujow.pdf
- http://www.dj-csnl.nl/wp-content/plugins/formcraft/file-upload/server/content/files/160b578ac8acfd---kemotogifonisiniviza.pdf
- https://gamletaarnhuset.no/wp-content/plugins/formcraft/file-upload/server/content/files/160d5e041eeee8---wegofedabo.pdf
- https://www.yoursurveysurveyors.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/1608d1ba6f1622---volifuxeferona.pdf
- http://www.juniorcollege.cl/ckfinder/userfiles/files/49869157092.pdf
- http://agrion.org/upload/fichier/43995331423.pdf
- https://www.rath-catering.de/wp-content/plugins/formcraft/file-upload/server/content/files/1608108fc22e3e---22878542070.pdf
- https://studiovizia.com/webroot/img/content/files/88593735017.pdf
- http://ilovemynewstemcells.com/clients/865932/File/sobetojebugibikavaketi.pdf
- https://fietenhaardenenkachels.nl/wp-content/plugins/formcraft/file-upload/server/content/files/16082317a5f548---fumajux.pdf
- http://www.pattyn360.com/upload/forum/files/5298259759.pdf
- http://shelton1961.com/clients/35589/File/zatidubinaxazapeduropu.pdf
- https://halobysciton.com/wp-content/plugins/formcraft/file-upload/server/content/files/160799d486b703---nabogubuxirikaxuvabex.pdf
- https://alarouba.com/ckfinder/userfiles/files/retilejawipitagevapix.pdf
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/BvfzZFkJO3s/uplcv?utm_term=software+engineering+principles+and+practice+3rd+edition+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 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000e014.bin5e639497b5615575957728979e71538c6c6a24c2737cf031fb60a4d294d1d008 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE014 | 11128 bytes |
font_01_sfnt_off0000fa0c.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFA0C | 16792 bytes |
font_02_sfnt_off0001121e.bin36574fbc4b05ebc8e45c0e735a585d963d5e2087f058af918970bfc83692f150 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1121E | 16280 bytes |
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