MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 User Execution: Malicious Link
This PDF file was flagged by multiple heuristics as malicious, including a critical ClamAV detection for Pdf.Phishing.Trojan. The file contains numerous embedded URLs, many pointing to compromised or disposable hosting, suggesting it functions as a link farm. The ML classifier also strongly indicated maliciousness. The primary attack pattern involves directing users to potentially harmful external sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9979
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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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://anjilh.com/uploadfile/file///2021050109264047.pdf In PDF document text
- http://www.jesuseslaroca.org/wp-content/plugins/formcraft/file-upload/server/content/files/16084b2536f1b5---37368910130.pdfIn PDF document text
- http://izumrud38.com/ckfinder/userfiles/files/26892522856.pdfIn PDF document text
- http://moscowprice.com/content/xuploadimages/file/xarodileme.pdfIn PDF document text
- http://www.gainerwindows.ca/wp-content/plugins/super-forms/uploads/php/files/6c77kcts8eicvtf54ebrre6676/bebefivewolojid.pdfIn PDF document text
- http://westboroughhigh76.com/clients/b/bc/bc4984db1d461a603911d7e4814e3e59/File/bekikofe.pdfIn PDF document text
- http://1hozain.ru/files/userfiles/files/moziwisisifokokaxewaro.pdfIn PDF document text
- http://icsbc.ru/fuploader//file/govebajatebarefatedovif.pdfIn PDF document text
- https://dewalt-naradi.cz/media/upload/editor/file/817954168.pdfIn PDF document text
- https://agrolliance.ca/ckfinder/userfiles/files/vajimasefan.pdfIn PDF document text
- https://irepairplus.nl/app/webroot/files/userfiles/files/90581230527.pdfIn PDF document text
- http://smit-electronic.hr/upload/datoteke/reripu.pdfIn PDF document text
- https://wurstfargo.com/wp-content/plugins/super-forms/uploads/php/files/1e1cfd34cadc228465435af8ffb829ba/7513558745.pdfIn PDF document text
- http://esoftland.com/userfiles/file/62435040097.pdfIn PDF document text
- https://www.popcaffe.it/wp-content/plugins/super-forms/uploads/php/files/a8daf1b578cf2803d34f1750dc8e8575/62553974819.pdfIn PDF document text
- https://aokman-drive.com/d/files/84018302688.pdfIn PDF document text
- http://mientrungpetrohotel.com/users/files/25356598789.pdfIn PDF document text
- http://benedictinoselrosal.org/ckfinder/userfiles/files/22679397870.pdfIn PDF document text
- http://www.sg-callenberg.de/wp-content/plugins/formcraft/file-upload/server/content/files/160c3e8be0bfdf---selelumamotuxujadixim.pdfIn PDF document text
- https://www.rockandroll.blog.br/wp-content/plugins/super-forms/uploads/php/files/rthhulbg5ffc5j0s9ae63i0mkl/11064633761.pdfIn PDF document text
- https://bluebeakbranding.com/wp-content/plugins/super-forms/uploads/php/files/9e3321d732681041cb14ed3226e01fb5/jigipuxaxerutorulojeborip.pdfIn PDF document text
- https://alkalacarservice.com/public_html/userfiles/file/44769122697.pdfIn PDF document text
- http://cetinelektrik.com.tr/wp-content/plugins/formcraft/file-upload/server/content/files/160871fe1638db---60200956558.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/zMnd8XtcwSM/uplcv?utm_term=which+bollywood+actress+height+is+5.2PDF 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_off0000ef5c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEF5C | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0001076e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1076E | 17360 bytes |
SHA-256: 54b2e12906b43db9bf09ad5e59f7d37774fdf732db627da4789e56dc9b8819b4 |
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font_02_sfnt_off000134d2.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x134D2 | 11196 bytes |
SHA-256: fe0be763f56a2a3a09d2a343416cd2416af2ab4cb0c4c265649d3d8d8d5cd3b7 |
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