MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file was flagged by multiple heuristics as malicious, including a critical ClamAV detection and an ML classifier. It contains numerous links, many pointing to compromised WordPress sites or disposable hosting, suggesting it functions as a link farm to distribute malicious content. The embedded URLs and the nature of the heuristics indicate a phishing or malware distribution attempt.
Machine Learning
- Nyx PDF Classifier malicious score 0.9952
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://www.srijonihealinghome.com/fckimages/file/pejewomijupibuvosirekew.pdf
- https://www.revistadefiesta.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608a490df2025---narojajalaturolin.pdf
- http://www.associatedomains.com/wp-content/plugins/formcraft/file-upload/server/content/files/16071e0d525030---70590671356.pdf
- https://www.nosolodespedidas.es/wp-content/plugins/formcraft/file-upload/server/content/files/1608dede7d1c8c---43777056734.pdf
- http://daoltrading.com/userData/board/file/81069820705.pdf
- https://belgradenightlife.info/wp-content/plugins/super-forms/uploads/php/files/levg49nv0vbd25g4018hiqfa51/63485312226.pdf
- https://markeishahall.com/wp-content/plugins/super-forms/uploads/php/files/7261fde6d4bf3f3c1b4bf1c96f7a3e22/61192894470.pdf
- http://trackeg.com/en/wp-content/plugins/formcraft/file-upload/server/content/files/160ac07500cbca---24115798404.pdf
- https://beachesbrewing.com/wp-content/plugins/super-forms/uploads/php/files/b0854962cde0eba641d4c8648f98df2b/92517542183.pdf
- http://buchtel1967.com/clients/26382/File/vubarewab.pdf
- http://www.idenet.net/wp-content/plugins/formcraft/file-upload/server/content/files/160e89d5f65686---nobodutilipilukak.pdf
- https://canadiancontractorservices.com/wp-content/plugins/super-forms/uploads/php/files/298h6l5pjqpbdfeu0i2v8fhbq6/93331800617.pdf
- https://lochoanggia.com/upload/files/46071876861.pdf
- https://www.straightmyteeth.eu/wp-content/plugins/super-forms/uploads/php/files/7763180a718676477536ad7a122acfba/zopesiwobitasovebo.pdf
- http://tourister.kr/userfiles/file/vufawefivu.pdf
- https://connect.allianceflooring.net/wp-content/plugins/super-forms/uploads/php/files/17da6c73f3dd1e07ff08735911ca2371/28585457903.pdf
- http://xn----8sbnbd9chja.xn--p1ai/userfiles/file/suruxitani.pdf
- http://evergladesharvesting.com/ckfinder/userfiles/files/ruzavolukere.pdf
- http://www.awakohchang.com/image/upload/File/ezigewexuloful.pdf
- https://takipbizde.com/calisma2/files/uploads/44842652086.pdf
- https://www.cibaospalaser.com/wp-content/plugins/super-forms/uploads/php/files/ibvh51ku3eer1sve8l3p4ccsc0/kepalegekarotox.pdf
- http://artmetinc.com/wp-content/plugins/formcraft/file-upload/server/content/files/16071aa0dc1424---zobajiwupowinumuv.pdf
- http://www.optionassurance.ca/wp-content/plugins/formcraft/file-upload/server/content/files/160983748ba4dd---87846240057.pdf
- https://feedproxy.google.com/~r/skout/mBVl/~3/FevRqgeaUVY/uplcv?utm_term=parkinson+wellness+recovery
- 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_off0000fe80.bin940fd42303d400a54831c8c45770c73233fe0ec7997faa326477c951c25ff2e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFE80 | 16396 bytes |
font_01_sfnt_off00012914.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12914 | 16792 bytes |
font_02_sfnt_off0001412b.bin8328d0b4f36059d1423cbbbccadf3a3d403e238de1ba39be4a14629b3752cbee |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1412B | 10484 bytes |
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