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 0.9974
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 http://placidlakes.com/larpm/uploads/file/tabovakukatezidunufujedil.pdf In PDF document text
- http://elonsummerstorage.com/wp-content/plugins/formcraft/file-upload/server/content/files/16098393249a93---10207822612.pdfIn PDF document text
- http://milcontabil.com.br/wp-content/plugins/super-forms/uploads/php/files/vf8fe763hpd1ej7umns3bqmgi5/jevutatob.pdfIn PDF document text
- http://evergladesharvesting.com/ckfinder/userfiles/files/nijuxifuxib.pdfIn PDF document text
- https://www.siemers-deutschmann.de/wp-content/plugins/super-forms/uploads/php/files/g9jobbg64347lathccm81bmju8/vozag.pdfIn PDF document text
- https://ddc-touggourt.dz/ar/files/31660007130.pdfIn PDF document text
- https://rebates.forex/wp-content/plugins/super-forms/uploads/php/files/0n4jvoms3forlmm8kspesr4nc3/vamugofusuvalumev.pdfIn PDF document text
- http://manleyboone.com/clients/3/3d/3dd19be848c73b0ce3a0430f7fd535f3/File/59421529404.pdfIn PDF document text
- https://doitsolutions.co/wp-content/plugins/super-forms/uploads/php/files/99590023e624ee42cd9410bbd35988e7/24669157846.pdfIn PDF document text
- https://amd-export.com/site/upload/file/wetunelojunapejob.pdfIn PDF document text
- http://chsbicentennialclassof1976.com/clients/c/c2/c283bfa2537a82fb79a670aa087b4bd4/File/pofitazifed.pdfIn PDF document text
- http://dbcasagayathottam.org/assets/uploads/cms_images/files/vixukajupuwaduzinolama.pdfIn PDF document text
- https://www.die-umzugsfabrik.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607409a9a2b93---wuvejevibuzas.pdfIn PDF document text
- http://614move.com/clients/4890/File/tizanimeda.pdfIn PDF document text
- http://thibangoto.com/app/webroot/uploads/files/xeretidu.pdfIn PDF document text
- http://aescantabria.es/upload/fckeditor/file///sebavegumipoduba.pdfIn PDF document text
- http://www.fullmooneye.com/wp-content/plugins/formcraft/file-upload/server/content/files/160771d7376abc---kuloxanogatakajuputeruju.pdfIn PDF document text
- http://master-sign.ru/ckfinder/userfiles/files/52573034528.pdfIn PDF document text
- http://astorandblack.net/emailer/userfiles/file/votaxe.pdfIn PDF document text
- https://www.adcgrain.com/wp-content/plugins/super-forms/uploads/php/files/8ae1567c322d1b375231bb8f449c3fc2/91178363954.pdfIn PDF document text
- https://gaseg.com/wp-content/plugins/super-forms/uploads/php/files/o4f2atqmgronmam52iak9p6efv/36430401031.pdfIn PDF document text
- http://thegioidahoacuong.com/uploads/image/files/56629913398.pdfIn PDF document text
- https://cms.blauraum.com/wp-content/plugins/super-forms/uploads/php/files/6efc910925f1e2c35c8b3d2241b1319e/nasumekirune.pdfIn PDF document text
- https://matrainagycsalados.hu/userfiles/file/87665433932.pdfIn PDF document text
- https://www.entornopublicitario.com/wp-content/plugins/super-forms/uploads/php/files/29ed368c7ae3ac649c8f4ec7a7026460/favedevivaw.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/zMnd8XtcwSM/uplcv?utm_term=menggabungkan+pdf+menjadi+satu+onlinePDF 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_off0000dd81.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDD81 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000f598.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF598 | 11196 bytes |
SHA-256: cd8f4c993a7bd063eb20dae3291801f2f8551f7d748b81a9f4de9237588dd312 |
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font_02_sfnt_off00010f5a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10F5A | 16576 bytes |
SHA-256: f8e326a29dbd22f0128b1d3228514f8d8a3ce99343458e1dd834b1be8185c50c |
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