MALICIOUS
164
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The file was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. Heuristics reveal it functions as a link farm, directing users to various external URLs, some hosted on compromised CMS platforms. The presence of a 'download button' lure further supports a phishing or scamming objective.
Machine Learning
- Nyx PDF Classifier malicious score 0.9981
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://startent.ru/SITE/files/editor/file/71995622302.pdf In PDF document text
- https://ixiu-23.com/uploads/files/202109061257492607.pdfIn PDF document text
- https://hashtag.school/userfiles/file/57978734246.pdfIn PDF document text
- http://gfb.it/upload/fck/file/ximat.pdfIn PDF document text
- http://narcisse.sk/editor_uploads/files/kivugibabutenexiruref.pdfIn PDF document text
- http://bargiel.com.pl/ckfinder/userfiles/files/kivokikolixojopabupa.pdfIn PDF document text
- http://thecuriosityshot.com/jisipe.pdfIn PDF document text
- http://tochuchoinghi.org/files/1902699345.pdfIn PDF document text
- http://deesudcoolingtower.com/userfiles/file/10228987089.pdfIn PDF document text
- https://myvideoclasses.com/ci/userfiles/files/jasumurow.pdfIn PDF document text
- http://immobilieninvestors.net/userfiles/file/80007532794.pdfIn PDF document text
- http://vertex-decor.com/userfiles/file/97278466385.pdfIn PDF document text
- https://happycondo.leaddeehub.com/userfiles/files/19422090772.pdfIn PDF document text
- https://xn-----6kcabagcgfjsxjciriy6alkh6a7aqk.xn--p1ai/wp-content/plugins/super-forms/uploads/php/files/3185e32a95d1b176af3b46fb8537d55d/derorejarutinegusevuwu.pdfIn PDF document text
- http://merklink.nl/site/data/ws/files/23382542683.pdfIn PDF document text
- http://digivideos.net/ckfinder/userfiles/files/78178566602.pdfIn PDF document text
- http://gpba.ge/admin/ckeditor/ckfinder/userfiles/files/bemanagegebom.pdfIn PDF document text
- https://bibliothequedesarts.ch/ckfinder/userfiles/files/fojawosunasa.pdfIn PDF document text
- https://qboardapp.com/wp-content/plugins/super-forms/uploads/php/files/4da1c1a5caec1a3f670e32782c9fe7fb/25467700367.pdfIn PDF document text
- https://advicezone.org.uk/wp-content/plugins/super-forms/uploads/php/files/883eg8raii1c7u4v7s3u3mg4o3/zowisifugekovamuzatu.pdfIn PDF document text
- http://kesifveotesi.com/files/13276618280.pdfIn PDF document text
- http://purepoem.com/resource/docContentImg/file/2021-09-16/c488cb834b4468e6c1fb86b9fea75ca8.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/Om9ozkHLxGw/uplcv?utm_term=v380+pro+apk+for+pcPDF 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_off0000d250.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD250 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000ea67.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEA67 | 10396 bytes |
SHA-256: 7e5d8251c34941692ca3667baaae860c3a52aead12501f49586cbb1ea535afa6 |
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font_02_sfnt_off0001020f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1020F | 17932 bytes |
SHA-256: 4f039fa95bfb6c8133b0e3dd42adc44fce74bae88c21ac548d9f4e71eaa063a9 |
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