MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file was flagged by ClamAV as a phishing trojan and by an ML classifier. Heuristics indicate it functions as a link farm, with many URLs pointing to compromised WordPress upload directories. These links likely serve to redirect users to malicious or phishing content, a common tactic for initial compromise.
Machine Learning
- Nyx PDF Classifier malicious score 0.9985
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 https://www.toptalentusa.com/wp-content/plugins/formcraft/file-upload/server/content/files/160d715e1e22e4---46453426947.pdf In PDF document text
- https://www.ptlittleflower.org/wp-content/plugins/super-forms/uploads/php/files/39ie33m9qjtlblup8e33n6bodf/godokasiwum.pdfIn PDF document text
- http://sciencevier.com/wp-content/plugins/formcraft/file-upload/server/content/files/1607e4f99d4a03---bizajajababevopot.pdfIn PDF document text
- http://qianxi.cn/filespath/files/20210902065324.pdfIn PDF document text
- http://splogservice.ru/content/file/626268968.pdfIn PDF document text
- http://gz-theoutfit.com/UploadFiles/FCKeditor/20210806150950.pdfIn PDF document text
- https://www.charroninc.com/wp-content/plugins/super-forms/uploads/php/files/e953afc576ba0ce135ac1bf0ba5a1d41/51935571953.pdfIn PDF document text
- http://fkm-lux.by/var/upload/file/kanavawolifilodaxu.pdfIn PDF document text
- http://talleresjpg.es/img/file/65419521173.pdfIn PDF document text
- http://texmet.pl/userimages/file/xuxubodabofowipiniselepaz.pdfIn PDF document text
- http://miraesusan.com/ckupload/files/lifilogapupusukuzife.pdfIn PDF document text
- http://ildungrice.com/fileupload/fckeditor/file/sajubefid.pdfIn PDF document text
- http://casier-a-bouteilles.fr/file/52379886755.pdfIn PDF document text
- http://beta-rc.com/upload/files/16877884711.pdfIn PDF document text
- https://kolodezrus.ru/wp-content/plugins/super-forms/uploads/php/files/38e84d3ab6bff072ec35648a53a8611f/93619188083.pdfIn PDF document text
- https://xn--80aaa1anac6cg.xn--p1ai/wp-content/plugins/super-forms/uploads/php/files/fdba552c4a46373ccc7b333795d8df3d/gulozudipujo.pdfIn PDF document text
- http://provia-events.de/pics/fotos/1/file/69641395098.pdfIn PDF document text
- http://www.rebranded.tv/wp-content/plugins/formcraft/file-upload/server/content/files/16082697e82d6f---juvatesatoto.pdfIn PDF document text
- http://montaze.org/democms/userfiles/file/76251767703.pdfIn PDF document text
- http://www.gradur.ba/wp-content/plugins/formcraft/file-upload/server/content/files/160ac409cd3e99---joretevotuvofulilunewove.pdfIn PDF document text
- http://bearings-home.com/userfiles/file/17673059545.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/fzgW7-mxBc0/uplcv?utm_term=tricotin+manual+tutorialPDF 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_off0000e02e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE02E | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000f840.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF840 | 19376 bytes |
SHA-256: 26b62d38a4332dd64e2d3067d33a36fcb6b8bee7015d4aded486880c2aa48b12 |
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font_02_sfnt_off00012b0c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12B0C | 10152 bytes |
SHA-256: eaead542b670646cad4c7d6f602029a52fa21934136447ea8642d23e654da046 |
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