MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF was flagged by ClamAV as Pdf.Phishing.Trojan and a machine learning classifier indicated a high probability of maliciousness. The document contains numerous links to external websites, many of which are hosted on compromised CMS platforms or appear to be part of a link farm. These links likely serve to redirect users to malicious content or phishing sites, aligning with a spearphishing attachment attack pattern.
Machine Learning
- Nyx PDF Classifier malicious score 0.9942
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://balance-global.com/wp-content/plugins/super-forms/uploads/php/files/4jk9fr5khrp9nu0tc207idnenb/zufepovawosedaxurezud.pdf
- http://bhs-class1957.com/clients/35434/File/fisorepifapamefubovexekis.pdf
- http://www.kinoimaging.nl/wp-content/plugins/formcraft/file-upload/server/content/files/1607fb67638c1a---54522617746.pdf
- https://keongracun.org/contents//files/37290054786.pdf
- https://totalyoumovement.com/wp-content/plugins/formcraft/file-upload/server/content/files/160807d02b1fba---31166721687.pdf
- http://phuocthuan.vn/images/pic/file/94395530906.pdf
- https://bringem.de/wp-content/plugins/super-forms/uploads/php/files/f3ca18b5cfb694359b4b2254da861645/63680181544.pdf
- https://asiatravel.kg/wp-content/plugins/super-forms/uploads/php/files/d3002f6aeb4fffdcff59f13ffc567431/63213058399.pdf
- https://www.sgestrecho.es/wp-content/plugins/formcraft/file-upload/server/content/files/160719f6fdd8db---17624541212.pdf
- https://binarbaidequipment.com/public_html/userfiles/file/52579762202.pdf
- http://bestforfishing.com/wp-content/plugins/super-forms/uploads/php/files/a5cd2b8680a91d5248f3d3cc3d0c1131/vovak.pdf
- http://www.1atlanticfunding.com/wp-content/plugins/formcraft/file-upload/server/content/files/16079092025aa4---mosijizofosijep.pdf
- https://atlanthealth.com/wp-content/plugins/super-forms/uploads/php/files/d60677799f8d0e95b68dbce956473229/6127693218.pdf
- http://for-rent-antwerp.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607238ec70ca4---likajukipiro.pdf
- https://nezrenweb.com/calisma2/files/uploads/puvazoguropumuduje.pdf
- http://www.xpresswedding.com/wp-content/plugins/formcraft/file-upload/server/content/files/160dd8d307dc8a---83234011051.pdf
- http://tecnoservizi.com/userfiles/files/85696654278.pdf
- http://reclaimsplus.com/wp-content/plugins/super-forms/uploads/php/files/bfb494ccd034dbf9e655455de42afa2f/livijakatoz.pdf
- https://tenshinorchids.com/FCKeditor_upload/file/51131558880.pdf
- http://j1medical.com/uploaded/file/wurabuwodozivusuka.pdf
- https://terravistahometeam.com/wp-content/plugins/super-forms/uploads/php/files/02e217bc891cffe86a5cb00966020cbd/69490184733.pdf
- https://www.azulejositurry.com/wp-content/plugins/super-forms/uploads/php/files/ppm7qv87ne3a18qtvc182g23b6/gogebexugu.pdf
- https://pluviaterra.mx/wp-content/plugins/super-forms/uploads/php/files/5993fb19c8df48e71e51e5211b4e959b/wisuronazosodorusuneriwiv.pdf
- https://www.avenueroadadvertising.com/wp-content/plugins/formcraft/file-upload/server/content/files/160800dc032515---minamo.pdf
- http://kasargod.net/uploads/file/vudix.pdf
- https://feedproxy.google.com/~r/Uplcv/~3/LPIa9PGmDLg/uplcv?utm_term=what+formal+regions+are+located+in+the+western+hemisphere
- 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_off0000ecbc.bin6ceb87058c5bf09b2759d78685e2f31e090ede13eb171f198ef442ea8655ba44 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xECBC | 16348 bytes |
font_01_sfnt_off00011707.bin7cdd4afceb4dfe19a78d00ee8a74d311879cf289d5a14a81a4cd63b928c38d69 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11707 | 11148 bytes |
font_02_sfnt_off000130c4.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x130C4 | 16792 bytes |
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