MALICIOUS
164
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
This PDF document was flagged as malicious by ClamAV and an ML classifier. The file embeds a large number of external links characteristic of an SEO link farm, many hosted on compromised CMS upload directories and presents a deceptive download button. Specific URLs and indicators for this sample are listed in the indicators section.
Machine Learning
- Nyx PDF Classifier malicious score 0.9985
Heuristics 7
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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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Visual download / call-to-action button lure low SE_DOWNLOAD_BUTTONDocument contains a call-to-action phrase ('Click here to download', 'Download Now', etc.) — low-signal unless other findings point to a malicious workflow
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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://chcial.ru/uplcv?utm_term=descargar+pokemon+x+para+pc+citra+32+bits PDF link annotation
- http://letsbelegal.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/jolivesuwunipolula.pdfIn PDF document text
- http://omonetach.pl/foto/ilustracje/file/23634685672.pdfIn PDF document text
- https://glbtrader.com/userfiles/file/97257792772.pdfIn PDF document text
- https://www.pferde-fuer-unsere-kinder.de/wp-content/plugins/formcraft/file-upload/server/content/files/160b171e8b6931---petikaxalibipumukof.pdfIn PDF document text
- http://covinahigh1980.com/clients/1/14/147ee80f0cf2e08ca1b5067d21485a43/File/41013744335.pdfIn PDF document text
- http://watsonwilliamsreunion.com/clients/82103/File/2693532583.pdfIn PDF document text
- https://mindweave.co.uk/wp-content/plugins/super-forms/uploads/php/files/tr256v163n4rebfrpa4k3cnvae/22473139324.pdfIn PDF document text
- https://centar-znr-zop.hr/wp-content/plugins/formcraft/file-upload/server/content/files/1607a3704044e3---xerin.pdfIn PDF document text
- https://specialbrands.gr/wp-content/plugins/super-forms/uploads/php/files/4a03c73be39e4080d2cb4f3307f96dd6/99286802968.pdfIn PDF document text
- http://nousgarage.com/userfiles/file/63771270026.pdfIn PDF document text
- https://lienlacanien.com/img_pages/file/7795869663.pdfIn PDF document text
- http://sieuthibongda.net/ckfinder/userfiles/files/xufilu.pdfIn PDF document text
- https://fmpride.com/wp-content/plugins/super-forms/uploads/php/files/27785c33872e816c4337f3fbe661ae29/60822396442.pdfIn PDF document text
- http://www.morenoroofing.com/wp-content/plugins/formcraft/file-upload/server/content/files/160d2fad992ca4---lupobiwoxeta.pdfIn PDF document text
- http://www.oknookna.pl/wp-content/plugins/formcraft/file-upload/server/content/files/160c9b44a4545a---88736275159.pdfIn PDF document text
- https://thietkeweblongan.com/upload/files/tolokemosidakidares.pdfIn PDF document text
- http://taborcapitalpayment.com/clients/d/d0/d0a3925ee25d0adc8806453b18bccccc/File/madejox.pdfIn PDF document text
- http://www.luminicaambiental.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607c4d798bf47---gujabusida.pdfIn PDF document text
- http://solar-makernavi.com/ckfinder/userfiles/files/pupukuwubuvomida.pdfIn PDF document text
- http://augustaelectricalwork.com/editorData/file/58867400394.pdfIn PDF document text
- https://www.fmworks.com.tr/wp-content/plugins/super-forms/uploads/php/files/ngov3vum5avi7kj4jkncgt8cv0/24451679170.pdfIn PDF document text
- http://yishiweb.com/upfiles/files/20210808_092151.pdfIn PDF document text
- https://414movement.com/wp-content/plugins/super-forms/uploads/php/files/58572c111eed454230d68ce64f553e3d/wowelosizazemikuvakad.pdfIn PDF document text
- https://wegofa.com/userfiles/file/baritazume.pdfIn PDF document text
- 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_off0000f385.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF385 | 18604 bytes |
SHA-256: 0a8ae384728081bf87cfb1414cec142fa2404d331134f73e5e4d9e19e89d7b27 |
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font_01_sfnt_off000122db.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x122DB | 11300 bytes |
SHA-256: a8eba9dd78fca4ddbab1e5c92842e5e774fa5ebf9e3ba83916a105581549a7fd |
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font_02_sfnt_off00013d57.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13D57 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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