MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains numerous links, many pointing to compromised CMS uploads, indicating a link farm designed to redirect users. ClamAV and ML classifiers flagged this PDF as malicious, specifically as a phishing trojan. The presence of multiple external URIs and link farm heuristics strongly suggests a malicious intent to lure users to external sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9977
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://pavcargo.ru/wp-content/plugins/super-forms/uploads/php/files/fa68e8c06ab1ca389412f58f5065bca3/bagomudelojaxazibididix.pdf In PDF document text
- http://ulsantour.com/FileData/ckfinder/files/20210714_C7BD16DEB65A4DB5.pdfIn PDF document text
- https://qualitycountscleaning.com/wp-content/plugins/super-forms/uploads/php/files/abb0729bc03c16ccb71ee597f48a22bf/tovutifonuf.pdfIn PDF document text
- http://www.mostenpo.jp/userfiles/files/43547493287.pdfIn PDF document text
- http://bachova-terapia.sk/images/file/kewokalamubatubewubo.pdfIn PDF document text
- http://pocatellocampfire.com/wp-content/plugins/super-forms/uploads/php/files/4jtqfc9atcrv6ta12c1b1ter95/wadomubokiwokitowunudo.pdfIn PDF document text
- https://acrgroup.nl/userfiles/file/somuxuf.pdfIn PDF document text
- https://thesmithgrouphouston.com/wp-content/plugins/super-forms/uploads/php/files/42ef7dd4a700de59761a83cbfdb932b1/xilim.pdfIn PDF document text
- http://www.itbaloch.com/wp-content/plugins/formcraft/file-upload/server/content/files/16075579100baf---49305080884.pdfIn PDF document text
- https://bestmiamiturf.com/wp-content/plugins/super-forms/uploads/php/files/f7d0b678856d5332d98079c2fab11353/fugomefowufazonaru.pdfIn PDF document text
- http://blankheich.de/images/uploads/file/jowejirofako.pdfIn PDF document text
- https://www.citysecurity.org.uk/wp-content/plugins/super-forms/uploads/php/files/ak08kohm3c27p47a91db761c6r/52362751675.pdfIn PDF document text
- http://vipavtoufa.ru/wp-content/plugins/super-forms/uploads/php/files/7cc82f05513a617ccf034890fbcca86b/visanugazupaxenaposilezu.pdfIn PDF document text
- https://chp-travel.ir/data/file/99706808268.pdfIn PDF document text
- http://candientuvibra.com/images/file/nidewob.pdfIn PDF document text
- https://afanasyev-design.ru/wp-content/plugins/super-forms/uploads/php/files/5458a1b6eef5a1b4d6086b371db7f739/mosoburogudexipetemezib.pdfIn PDF document text
- https://ahreco.com/uploads/news_file/26263628246.pdfIn PDF document text
- https://kitapkaplama.com/upload/ckfinder/files/52769267519.pdfIn PDF document text
- https://www.msolartop.cz/wp-content/plugins/formcraft/file-upload/server/content/files/1606d185f5fc1e---80191355390.pdfIn PDF document text
- https://www.olympusnorge.no/wp-content/plugins/super-forms/uploads/php/files/ak4i4rvg4giidubv2jfll4uhup/winidekivokomanolevakeg.pdfIn PDF document text
- http://orbitsecurity.qa/pro_mvp_tech/uploads/file/40711529333.pdfIn PDF document text
- http://gocreate.termall.pl/upload/fck/file/vozerukuliregu.pdfIn PDF document text
- https://rrvchefs.com/wp-content/plugins/super-forms/uploads/php/files/115f71180ec9919b48bfb99d0b568e58/xirexixafusadapikila.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/1xuhb7AK25c/uplcv?utm_term=free+printable+math+worksheets+color+by+numberPDF 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_off0000dcb5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDCB5 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000f4cc.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF4CC | 11148 bytes |
SHA-256: ee4b8dd1d3111f62e63f273d622a085117e00ac311577dc1f6151081a7883d3b |
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font_02_sfnt_off00010e7c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10E7C | 17308 bytes |
SHA-256: 514f11a2fd0319c65a6e2e46f6768455848d21eab2fe95ab29002cb5e51d4e5a |
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