MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
This PDF file was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. It functions as a link farm, containing numerous URLs pointing to various websites, some of which are hosted on compromised CMS uploads or disposable domains. The presence of 'utm_term' parameters in some URLs suggests an attempt at SEO manipulation or potentially directing users to phishing sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9986
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://alumcity.ru/userfiles/file/fixajotopatavefagegusura.pdf In PDF document text
- https://asiarsolutions.com/userfiles/file/76632909486.pdfIn PDF document text
- http://thefutureofgolf.eu/wp-content/plugins/formcraft/file-upload/server/content/files/16082583293b44---54679619336.pdfIn PDF document text
- https://webgirls-studio.com/wp-content/plugins/formcraft/file-upload/server/content/files/160870d1aee170---sasikasojemepodixipuvil.pdfIn PDF document text
- http://chandigarhdatarecovery.com/files/file/19919753995.pdfIn PDF document text
- http://thedreams.cz/files/xuwusav.pdfIn PDF document text
- http://www.hj-bouwt.be/wp-content/plugins/formcraft/file-upload/server/content/files/16072e1f2a3f2a---78697390518.pdfIn PDF document text
- http://tomaszskiba.com/userfiles/file/44093822661.pdfIn PDF document text
- https://www.dazzlingdecor.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/160b2b19ccd238---18160647329.pdfIn PDF document text
- https://victory-agency.com/wp-content/plugins/formcraft/file-upload/server/content/files/16086150b76976---26797587228.pdfIn PDF document text
- https://powermailer.in/userfiles/file/jenufabakojemetu.pdfIn PDF document text
- https://skyfireconsulting.com/wp-content/plugins/super-forms/uploads/php/files/l1o0bt8kk7cnck66unshgac1hv/73151238315.pdfIn PDF document text
- https://endoaccessories.com/wp-content/plugins/super-forms/uploads/php/files/76qhkj0okachkj9es9qmp5uj0q/bazexunorolabutunagu.pdfIn PDF document text
- http://thedreaminitiative.org/Content/Admin/uploads/files/78936494604.pdfIn PDF document text
- http://hillandbrownfamily.com/clients/76964/File/41173672472.pdfIn PDF document text
- https://lee-trading.tw/archive/upload/files/japifiral.pdfIn PDF document text
- https://glasschneider.koeln/wp-content/plugins/super-forms/uploads/php/files/e3c4d9u7nr4jr3bm7kk7fsc8m9/18718306304.pdfIn PDF document text
- https://advancedcheckcashadvance.com/wp-content/plugins/formcraft/file-upload/server/content/files/160814e3fed587---24234998375.pdfIn PDF document text
- http://interel-rus.ru/test/sites/default/files/file/julisilowakopadikat.pdfIn PDF document text
- http://hellnocancershow.com/wp-content/plugins/formcraft/file-upload/server/content/files/160940ad49dbaf---dunuderexa.pdfIn PDF document text
- http://dok-vo.ru/userfiles/file/31457827599.pdfIn PDF document text
- https://o2opr.co/userfiles/files/40439487768.pdfIn PDF document text
- https://www.yoursurveysurveyors.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/16081651ccd50e---18860724847.pdfIn PDF document text
- https://cms.blauraum.com/wp-content/plugins/super-forms/uploads/php/files/11810498bf90424ce4f606ecd9767704/4799927588.pdfIn PDF document text
- http://ct-tci.com/cttax/userfiles/files/21895871648.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/LPIa9PGmDLg/uplcv?utm_term=2008+honda+civic+lx+coupe+maintenance+schedulePDF link annotation
- http://www.w3.org/1999/02/22-rdf-syntax-ns#In PDF document text
- http://purl.org/dc/elements/1.1/In PDF document text
- http://ns.adobe.com/pdf/1.3/In PDF document text
- http://ns.adobe.com/xap/1.0/In PDF document text
- http://ns.adobe.com/xap/1.0/mm/In PDF document text
- http://ns.adobe.com/xap/1.0/rights/In PDF document text
- http://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000f2f7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF2F7 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off00010b09.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10B09 | 17764 bytes |
SHA-256: 62d8c25ea5cb59460a9c7a995054e42eed21485704a6cf9d2bd60ec03ee2c6e9 |
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font_02_sfnt_off000139c2.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x139C2 | 11300 bytes |
SHA-256: 26a74f1dcc46bf60fd862c4a0656137748db8ef3eb3550d4e74f7a00e8033b43 |
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