MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a large number of external links, many of which point to compromised websites or disposable hosting, indicating a link farm designed to distribute malicious content or phish users. The ML classifier and ClamAV detection strongly support its malicious nature, classifying it as a phishing trojan.
Machine Learning
- Nyx PDF Classifier malicious score 0.9961
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://ngocvietbungalow.com/upload/files/rijadusibege.pdf In PDF document text
- https://ph2020.org/FCKeditor/file/25479852272.pdfIn PDF document text
- https://investincarpathians.eu/app/webroot/media/files/67225367965.pdfIn PDF document text
- https://elemental-ia.com/userfiles/file/97362672065.pdfIn PDF document text
- http://kerekesvillszer.hu/UserFiles/file/mawegirafatanawu.pdfIn PDF document text
- http://giaydantuongphongkhach.net/images/news/file/xekoji.pdfIn PDF document text
- https://nistd.in/userfiles/file/fisudiwetesobaxi.pdfIn PDF document text
- https://ndmoyun.com/calisma2/files/uploads/40469262031.pdfIn PDF document text
- http://terralis.eu/catalogue_dynamique/file/29921707964.pdfIn PDF document text
- http://nt-module.ru/ckfinder/userfiles/files/kolekuxawonofaxelibut.pdfIn PDF document text
- http://viswinkelindex.nl/images/uploads/90322938814.pdfIn PDF document text
- http://limoride.net/gallery/file/73856644163.pdfIn PDF document text
- https://xn--fiqa735be48e.com/upload/files/10161907959.pdfIn PDF document text
- https://rrvchefs.com/wp-content/plugins/super-forms/uploads/php/files/58516e08ac8c2fa08ad7b5647f788236/2715226686.pdfIn PDF document text
- http://vning.net/filespath/files/20210921024515.pdfIn PDF document text
- http://kingsap.com/file_media/file_image/file/misiminaxakiredanibodivex.pdfIn PDF document text
- https://www.moxiclear.com.au/application/third_party/ckfinder/userfiles/files/46643773015.pdfIn PDF document text
- https://certifiedmoversinc.com/wp-content/plugins/super-forms/uploads/php/files/03b21520adf66890513adce842e71ca4/fudapeduzipidu.pdfIn PDF document text
- http://www.gpe-el.pro/ckfinder/userfiles/files/xaxedugokugafupaginufefu.pdfIn PDF document text
- https://www.tifdip.com/wp-content/plugins/formcraft/file-upload/server/content/files/161419fd9229bc---36402231674.pdfIn PDF document text
- https://jerseyshorepirates.com/userfiles/files/55689054876.pdfIn PDF document text
- http://tarnava.eu/user_images/file/93413385102.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/S30rS-6n6vg/uplcv?utm_term=vishnu+sahastranaam+stotram+lyricsPDF 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_off0000f320.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF320 | 19084 bytes |
SHA-256: 4bcee92dc96b3e242bbafe856c9049351f78bf3f19df1637db9023298057fecc |
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font_01_sfnt_off00012442.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12442 | 10548 bytes |
SHA-256: 450361fa1705455f76b0088f192a526e374201460fe1bbe0f96428ab25c87c5f |
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font_02_sfnt_off00013c2c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x13C2C | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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