MALICIOUS
134
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF was flagged by ML classifiers and ClamAV as malicious, indicating a high likelihood of malicious intent. The presence of numerous external URIs, including a link farm on disposable hosting, suggests an attempt to redirect users to malicious sites. The 'SE_DOWNLOAD_BUTTON' heuristic further supports a lure-based attack pattern.
Machine Learning
- Nyx PDF Classifier malicious score 0.9977
Heuristics 6
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ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
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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://gz-theoutfit.com/UploadFiles/FCKeditor/20210903103048.pdf In PDF document text
- http://philipp-haberland.de/images/upload/file/3129375484.pdfIn PDF document text
- https://hoovermaids.com/wp-content/plugins/super-forms/uploads/php/files/eeaa154dfc097f818e69688b88117752/farokalekipuvededaku.pdfIn PDF document text
- https://linkevicius.com/upload/galery/file/20290381022.pdfIn PDF document text
- https://eliteplacementagency.com/uploads/files/73625392712.pdfIn PDF document text
- http://freehajjandumrah.com/admin/admin/uploadfiles/file/13761137569.pdfIn PDF document text
- http://zartmobilia.com/userfiles/file/20210903232410.pdfIn PDF document text
- https://subded.org/userfiles/file/62972846751.pdfIn PDF document text
- http://vijyaiprismcrm.com/userfiles/files/bumaleridomeg.pdfIn PDF document text
- https://dedywiredja.com/wp-content/plugins/formcraft/file-upload/server/content/files/161366287ad76b---digibebenabimada.pdfIn PDF document text
- http://madinaboys.com/easydo%20v2.00/files/uploads/20222604005.pdfIn PDF document text
- http://ajk-opakowania.eu/upload/fck/file/78906446645.pdfIn PDF document text
- http://www.vikingmaterials.com/img/391332397.pdfIn PDF document text
- http://erdbau-rauch.at/8712495670.pdfIn PDF document text
- http://studiopetrilli.it/userfiles/files/44436927196.pdfIn PDF document text
- http://xnucleus.com/members/member_images/files/9385274757.pdfIn PDF document text
- http://remont-etalon.ru/upload/files/55004468584.pdfIn PDF document text
- https://paroles-vives.com/ckfinder/userfiles/files/vajot.pdfIn PDF document text
- http://deeringbayrealestate.com/userfiles/files/toboravosom.pdfIn PDF document text
- https://vanrun-it.nl/userfiles/files/gozanowowo.pdfIn PDF document text
- https://bomnuocebara.com/quangbasanpham/app/webroot/upload/image/files/92438992507.pdfIn PDF document text
- https://samsungklimalar.com/upload/ckfinder/files/jakuvevodezenuwava.pdfIn PDF document text
- https://happyjourney.webtrails.in/ckfinder/userfiles/files/3907163656.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/BkSY9tpko7c/uplcv?utm_term=size+zero+tamil+movie+watch+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_off0000e24b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE24B | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000fa5d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFA5D | 18016 bytes |
SHA-256: aa06f88b48c201cabe72b4e937c6b973b15b8d3b7b364d7d588c3c7b29ef5130 |
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font_02_sfnt_off000128ff.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x128FF | 10612 bytes |
SHA-256: 29f8081d92b010734f554dc4677eae23a8da97f2ff2cc53a1fab6dfb773d77e2 |
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