MALICIOUS
164
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF file was flagged by ClamAV as Pdf.Phishing.Trojan and a machine learning classifier indicated a high probability of maliciousness. Several heuristics point to the document being a link farm, with many URLs hosted on compromised WordPress sites, suggesting an attempt to distribute further malicious content. The presence of external URIs and the overall structure indicate a phishing or malware distribution attempt.
Machine Learning
- Nyx PDF Classifier malicious score 0.9951
Heuristics 7
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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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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 https://microfocus-realize2020mea.com/wp-content/plugins/super-forms/uploads/php/files/5d0d8a5d8d56e4dbe89c02f8e91164c4/37462386891.pdf In PDF document text
- https://nanosoft.mn/images/content/File/26637580876.pdfIn PDF document text
- http://mgmkt.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/1608105727e955---64903848104.pdfIn PDF document text
- https://africanresearchcenter.com/userfiles/file/6926468124.pdfIn PDF document text
- http://www.onekaddy.com/wp-content/plugins/formcraft/file-upload/server/content/files/16083e230d2ab0---66761169084.pdfIn PDF document text
- http://jatyn.cn/upfiles/202107/file/1626124211.pdfIn PDF document text
- http://seksdagen.nl/userfiles/file/wujoxutezijasetunasig.pdfIn PDF document text
- http://www.thediethub.in/wp-content/plugins/formcraft/file-upload/server/content/files/160c71db2ec745---46577580303.pdfIn PDF document text
- https://aksusu.com/upload/files/molozamokitetarolik.pdfIn PDF document text
- https://abeess.com/userfiles/file/daredaro.pdfIn PDF document text
- https://isleo.com/i_photos/file/lixotugo.pdfIn PDF document text
- http://merwepizza.com/upload/file/nowezolito.pdfIn PDF document text
- https://rmdschoolandcollege.com/wp-content/plugins/super-forms/uploads/php/files/refu4bd2p5vqf0ikdrn87f5vc1/tanolurozanekosekuxabut.pdfIn PDF document text
- https://www.mercedesbenzofaustinservice.com/wp-content/plugins/formcraft/file-upload/server/content/files/160949e9797699---gugedonuvi.pdfIn PDF document text
- http://klasykarozrywki.pl/public/images/fck/file/90015656621.pdfIn PDF document text
- http://principessavencanice.com/wp-content/plugins/formcraft/file-upload/server/content/files/160a3765645136---18975249313.pdfIn PDF document text
- http://synagoge-stommeln.de/ckfinder/userfiles/files/7826027004.pdfIn PDF document text
- http://ttlengenharia.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/1609c07b293edb---6147363939.pdfIn PDF document text
- https://churchosonline.com/wp-content/plugins/super-forms/uploads/php/files/a2cf3ab8efca03125e9a325fb8960cce/24776468453.pdfIn PDF document text
- https://ladychief.com/wp-content/plugins/super-forms/uploads/php/files/25d827b22df27bbe584e8781e572b37b/50841259767.pdfIn PDF document text
- https://epiphanych.com/images/file/54728913548.pdfIn PDF document text
- http://www.sarajevo-inn-grunewald.com/wp-content/plugins/formcraft/file-upload/server/content/files/160c784febeba2---18406380907.pdfIn PDF document text
- https://comesa.com.pe/wp-content/plugins/super-forms/uploads/php/files/uih04urfqpga6ctur5vd0qjlk1/nafuximej.pdfIn PDF document text
- http://parfumkin.ru/files/files/fubotifafobi.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/1xuhb7AK25c/uplcv?utm_term=mh+cet+previous+year+question+papers+with+solutions+pdfPDF 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_off0000e824.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE824 | 11224 bytes |
SHA-256: eec1bbb5c79bc2bfd068efae4ba9e0475b4a435e38d2d8a38277bd4f270998ee |
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font_01_sfnt_off00010244.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10244 | 17804 bytes |
SHA-256: 26dfb58619142c93c67ee8f53d7c0a21561a3e2a1d5809e101a6433795c06913 |
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font_02_sfnt_off0001313e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1313E | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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