MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF was flagged by ClamAV as Pdf.Phishing.Trojan and an ML classifier indicated a high probability of maliciousness. The file functions as a link farm, with numerous embedded URLs pointing to various websites, including those hosted on compromised CMS platforms. The presence of multiple links and the nature of the hosting suggest a phishing or scamming attempt.
Machine Learning
- Nyx PDF Classifier malicious score 0.9947
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 http://noithatnhapkhaugiasi.com/luutru/files/jagenukijuvenutobigos.pdf In PDF document text
- http://www.commandinglife.com/wp-content/plugins/formcraft/file-upload/server/content/files/160814890ae49c---mifil.pdfIn PDF document text
- https://widepolymers.com/userfiles/file/pikujivuj.pdfIn PDF document text
- http://anhuishangbiao.com/upload_fck/file/2021-6-15/20210615045222661853.pdfIn PDF document text
- https://weinquartier.at/wp-content/plugins/super-forms/uploads/php/files/ffa3c0c8bae148ac314f057fb6bc38ec/15083289437.pdfIn PDF document text
- https://mls.lighting/wp-content/plugins/super-forms/uploads/php/files/88339ca5f7e4b5b3d3756c9b84e58dc6/tutiteramijikudixojozomet.pdfIn PDF document text
- https://proff-doors.ru/wp-content/plugins/super-forms/uploads/php/files/4ae26d07c2ee5b15b9edc7236cf2e31f/tonozewu.pdfIn PDF document text
- http://subventionsbetrug.de/wp-content/plugins/super-forms/uploads/php/files/m5vnmfqlip1i60mhjj8jj18qsh/nezavosetokixim.pdfIn PDF document text
- https://www.hagensmarketing.com/wp-content/plugins/formcraft/file-upload/server/content/files/16072fa385c495---81194752340.pdfIn PDF document text
- http://matsonconstruction.net/userfiles/file/4089649975.pdfIn PDF document text
- http://sh-ruiyangcpa.com/userfiles/file/2021-7///202175511347137.pdfIn PDF document text
- https://ilc.ua/wp-content/plugins/super-forms/uploads/php/files/tpfkjbbu3hpuhe3vhs5f9vlbj2/79749505419.pdfIn PDF document text
- http://sunarfactory.com/userfiles/files/wisukilikifa.pdfIn PDF document text
- https://fermuar.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a5bee035cea---87131340116.pdfIn PDF document text
- http://www.1000ena.com/wp-content/plugins/formcraft/file-upload/server/content/files/1608dafdb12b08---momuxalazi.pdfIn PDF document text
- http://falconartistmanagement.com/ckfinder/userfiles/files/24072120080.pdfIn PDF document text
- https://atx-stroy.ru/wp-content/plugins/super-forms/uploads/php/files/32ee914ff836b242e1edd8de9f138b26/69488184923.pdfIn PDF document text
- http://intrigantka.ru/images/userfiles/file/fexubugikodufemeg.pdfIn PDF document text
- https://sharidendesignasphalt.com/wp-content/plugins/super-forms/uploads/php/files/dbb3d7821d5d9ffbdf166bf18c2b4140/83725630318.pdfIn PDF document text
- https://asiajitutop.com/contents//files/ruxifipunilufesalowa.pdfIn PDF document text
- http://www.gametimecatering.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a0dc1d58fee---fesijifixuma.pdfIn PDF document text
- https://webmodels.studio/wp-content/plugins/formcraft/file-upload/server/content/files/16075e7e919d84---6924502460.pdfIn PDF document text
- http://austral-immo.com/userfiles/files/kugavusumizar.pdfIn PDF document text
- https://ahi.com.ua/wp-content/plugins/super-forms/uploads/php/files/f256fa1b68905dfdd6906be94dfade92/pavuwat.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/1xuhb7AK25c/uplcv?utm_term=willie+nelson+bandPDF 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_off0000f60c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF60C | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off00010e1e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10E1E | 17096 bytes |
SHA-256: 6ed949f408f0b87089012f1c94c1f61f1ac8a9aa47a88246398a201593751b4c |
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font_02_sfnt_off00013ab6.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13AB6 | 10176 bytes |
SHA-256: a423eae46f3a1e9e0f118669734aff578841dd8c16e48d217aaa5ad948f4c5b8 |
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