MALICIOUS
176
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains numerous embedded URLs pointing to various websites, many of which are hosted on compromised WordPress installations or disposable domains. This behavior is characteristic of a link farm designed to redirect users to malicious sites for phishing or malware delivery. The ClamAV detection as 'Pdf.Phishing.Trojan' further supports this assessment.
Machine Learning
- Nyx PDF Classifier malicious score 0.9926
Heuristics 7
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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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Clickable URI points to raw IP address medium PDF_URI_IP_LITERALPDF contains a clickable HTTP(S) action whose host is a literal IPv4 address. Legitimate documents normally link to named domains; raw-IP destinations are common in disposable phishing and malware-delivery infrastructure.
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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://copab.tn/216mag.svn/uploads/files/jaxunalatefi.pdf In PDF document text
- https://freedomtampons.com/wp-content/plugins/super-forms/uploads/php/files/a3199d985b9ce0c752cf04d3319510b2/tifarexoxufelozes.pdfIn PDF document text
- http://wbbray.com/wp-content/plugins/formcraft/file-upload/server/content/files/160960d95a105a---juxuboxanodatowip.pdfIn PDF document text
- http://giasuminhtam.com/Images_upload/files/39882732900.pdfIn PDF document text
- http://aa-nusd.jp/38275485998.pdfIn PDF document text
- http://scales-center.com/shop/fck_file/file/kofoguxuxisixarubumufoxon.pdfIn PDF document text
- https://telewebmarketing.com/FCKeditor/file/vukisokutox.pdfIn PDF document text
- http://ersatzmonitor.de/userfiles/file/33839712196.pdfIn PDF document text
- http://www.next-conseil.fr/wp-content/plugins/formcraft/file-upload/server/content/files/160ad463e3846e---mexalawexerozeribojeli.pdfIn PDF document text
- http://be1971.com/clients/a/a1/a19be2fc4cf8b198b52f296748481ce5/File/fubugemikukujajoruvoz.pdfIn PDF document text
- http://poltinka.ru/userfiles/file/xivoraruxugurikenefan.pdfIn PDF document text
- http://www.sandzthabapanel.co.za/wp-content/plugins/formcraft/file-upload/server/content/files/160755ee52bb6d---zirubupab.pdfIn PDF document text
- https://www.nobleorthodontic.com/wp-content/plugins/super-forms/uploads/php/files/8340fd2db2323fdf8c490ca839d41ba0/bopokunudumijojet.pdfIn PDF document text
- https://auf.vn/wp-content/plugins/super-forms/uploads/php/files/euf5r1a4et0nshvhcqarh051v0/bomuzawewid.pdfIn PDF document text
- https://3dreamvr.com/wp-content/plugins/super-forms/uploads/php/files/4195ac0ed3219c0befaccbf6c799a361/nebukabirikorud.pdfIn PDF document text
- http://tuhs1970.com/clients/a/ac/acc339db084e87cdfae31a76a6c96f1c/File/82511672680.pdfIn PDF document text
- http://28777886.com/Lpf/UPFILE/userfiles/files/wametusedovulimaguxerereg.pdfIn PDF document text
- http://xn--80akij1ajew.xn--p1ai/wp-content/plugins/formcraft/file-upload/server/content/files/160769487475aa---tedobi.pdfIn PDF document text
- https://3dreamvr.com/wp-content/plugins/super-forms/uploads/php/files/fe5838f274ed8807b0b9cd19a0dca74d/44081425664.pdfIn PDF document text
- http://104.156.58.56/~web2inbox/wp-content/plugins/formcraft/file-upload/server/content/files/1606cc7fab3343---81298923497.pdfPDF link annotation
- https://www.amiunaorchestra.ro/wp-content/plugins/formcraft/file-upload/server/content/files/160adb6d3847fe---64064835481.pdfIn PDF document text
- https://htfcompact.com/wp-content/plugins/super-forms/uploads/php/files/f21a49dc4ece288511aea20c0984ad68/27804595190.pdfIn PDF document text
- https://adbetelparaguay.com/wp-content/plugins/super-forms/uploads/php/files/d534bfb24ebf64ec81e39ee3d8bec739/8363636184.pdfIn PDF document text
- http://vivatbacchus.hu/files/file/41896014305.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/fzgW7-mxBc0/uplcv?utm_term=way+to+success+10th+social+guide+volume+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_off00012e1f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12E1F | 17224 bytes |
SHA-256: 5751e60bb4f4ceb34b67c0dc7479ffb075e65b14f837671cfe1a500f8f6ea07e |
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font_01_sfnt_off00015b01.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x15B01 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00017318.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x17318 | 11180 bytes |
SHA-256: 02e420021edac1ab6f9d64534b81b4e4195a4cca5c78e87de02e01af8a1b1da3 |
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