MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
This PDF file was flagged by multiple heuristics as malicious, including a critical ClamAV detection for Pdf.Phishing.Trojan. The numerous embedded URLs point to compromised CMS uploads and disposable hosting, indicating a link farm designed to redirect users to malicious sites. The ML classifier also returned a high probability of maliciousness.
Machine Learning
- Nyx PDF Classifier malicious score 0.9835
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://tirthmobile.com/wp-content/plugins/super-forms/uploads/php/files/onhu3t5h77q3k1fcki1v9h7ugk/tukixumorelu.pdf In PDF document text
- https://noblacklist.pro/web/img/podborky/files/fevugel.pdfIn PDF document text
- http://emilymillerlaw.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/dimesedajufunagel.pdfIn PDF document text
- https://topinsolventa.ro/userfiles/file/74925693644.pdfIn PDF document text
- https://gulertrafik.com/wp-content/plugins/super-forms/uploads/php/files/bhte653vreboql1bp6t045sirl/99439009054.pdfIn PDF document text
- https://victory-agency.com/wp-content/plugins/formcraft/file-upload/server/content/files/16083487795ffa---57222762018.pdfIn PDF document text
- http://www.euro-fly.eu/userfiles/files/foximenekize.pdfIn PDF document text
- https://accuratesearch.com/userfiles/file/fufixudafifopitubokokesu.pdfIn PDF document text
- https://westcoastmovers.ca/wp-content/plugins/super-forms/uploads/php/files/v556hqdho198pjagg0783evh7h/risijofebemifuveluvibudi.pdfIn PDF document text
- https://serpavenger.com/ckfinder/userfiles/files/52422922980.pdfIn PDF document text
- http://www.rlktechniek.nl/wp-content/plugins/formcraft/file-upload/server/content/files/160c3ed79c1784---kaxotabenunivojareb.pdfIn PDF document text
- http://sieckultury.pl/wp-content/plugins/super-forms/uploads/php/files/481986fdb06954eef9c3e504f62a184b/bugekevixazavogokabofeg.pdfIn PDF document text
- https://777mto.org/contents//files/fugususezeditewik.pdfIn PDF document text
- http://beckydavidsonhomes.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c8633735f76---wabilevagipijezubejilunil.pdfIn PDF document text
- http://inlygiaylynhua.com/upload/files/9851064762.pdfIn PDF document text
- http://optimus.org.au/wp-content/plugins/formcraft/file-upload/server/content/files/160b0e2c5b6e82---gavobebanone.pdfIn PDF document text
- http://ecohost.ru/pics/images/file/77333453073.pdfIn PDF document text
- https://ajwatravel.com/wheelmarine/userfiles/file/97834359679.pdfIn PDF document text
- http://soundreaming.org/wp-content/plugins/super-forms/uploads/php/files/7f92ac283228cc15aa8c13890bd62c8e/16797453373.pdfIn PDF document text
- https://tucarrorentacar.co/ckfinder/userfiles/files/firozisusasaragojo.pdfIn PDF document text
- https://www.businesswatchguardingservices.co.uk/wp-content/plugins/super-forms/uploads/php/files/tq7ubvmecvvnfaaphngdr368c6/xiwipelaterolugusiva.pdfIn PDF document text
- http://www.justgiveahand.org/wp-content/plugins/formcraft/file-upload/server/content/files/1607123a1519be---suposijoxuwekujenosin.pdfIn PDF document text
- https://binarbaidfabrication.com/public_html/userfiles/file/mofizowovigotexijobukane.pdfIn PDF document text
- http://www.kindytennis.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a2f6f607af4---dadesigagobibatotu.pdfIn PDF document text
- https://agrotehholding.ru/wp-content/plugins/super-forms/uploads/php/files/107e1ccc5977c9754314d1a01c4a55d5/ketilidonolozewak.pdfIn PDF document text
- https://www.spreefahrten-berlin.de/wp-content/plugins/super-forms/uploads/php/files/3dj7ukfgc66q3b0fmfvqimrc46/62882883404.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/FevRqgeaUVY/uplcv?utm_term=list+of+neurotransmitters+and+their+functionsPDF 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_off0000f8c6.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF8C6 | 16596 bytes |
SHA-256: 0efa67b72e8e384afc30d7f770131e7e5adf74839f754a4b616f8e947868a576 |
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font_01_sfnt_off000123a8.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x123A8 | 10752 bytes |
SHA-256: 52b3ff8633eb80ad5d67ea5ac3b1e870d3b51ccb78a75afa96b084e69e4e1477 |
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font_02_sfnt_off00013c38.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13C38 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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