MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file was identified as malicious by ML classifiers and ClamAV, specifically as a phishing trojan. It contains numerous embedded URLs, many of which point to compromised or disposable hosting, indicating a link farm designed to lure users to malicious sites. The presence of these links and the overall detection suggest an attempt to distribute malware or conduct phishing attacks.
Machine Learning
- Nyx PDF Classifier malicious score 0.9975
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://larioenergy.net/uploads/file/24069066107.pdf In PDF document text
- https://hglobaltourb2c.com/FileData/ckfinder/files/20210923_A6AE8BE29EBD464E.pdfIn PDF document text
- http://xn--vb0b83rba554gca.kr/page_data/file/20210910064929.pdfIn PDF document text
- https://fotojursa.cz/userfiles/file/tolovirux.pdfIn PDF document text
- http://iact2001.com/userData/board/file/legawuxonirikawa.pdfIn PDF document text
- http://www.ssc-ras.ru/ckfinder/userfiles/files/zumekupotojukivu.pdfIn PDF document text
- http://tsg-edinstvo.ru/userfiles/file/55179218429.pdfIn PDF document text
- http://veiligheidsslot.nl/ckfinder/userfiles/files/58122148913.pdfIn PDF document text
- https://brune-schmuckwerk.de/ckfinder/userfiles/files/94135115047.pdfIn PDF document text
- http://studiotecnicopinto.it/userfiles/files/lokuratulek.pdfIn PDF document text
- http://htygroup.com/upload/files/68343598070.pdfIn PDF document text
- http://studioingtassinari.eu/userfiles/files/rojewejiroj.pdfIn PDF document text
- https://rosettes.it/userfiles/file/jejenaro.pdfIn PDF document text
- http://kayapaliinsaat.net/file/zajifatipasejabejirasa.pdfIn PDF document text
- http://cycling-software.com/files/file/mipaweziwi.pdfIn PDF document text
- http://ppfi-online.com/userfiles/file/bozokewaf.pdfIn PDF document text
- https://12tiga.com/contents/files/51923147660.pdfIn PDF document text
- https://www.die-umzugsfabrik.com/wp-content/plugins/formcraft/file-upload/server/content/files/1614081454abbc---71520263096.pdfIn PDF document text
- http://seattleteriyaki3.com/uploads/files/fopuvorudunux.pdfIn PDF document text
- https://www.intermediastudios.com.mx/wp-content/plugins/super-forms/uploads/php/files/dd54ca48c1016c47a85b463118fa2f45/nanipugopefimuligifas.pdfIn PDF document text
- http://ytlcases.com/userfiles/file/52623700885.pdfIn PDF document text
- http://kipia-nn.ru/userfiles/file/47835534579.pdfIn PDF document text
- http://isdoor.ru/uploads/files/93165857844.pdfIn PDF document text
- https://www.heainc.com/wp-content/plugins/formcraft/file-upload/server/content/files/16152ca4cda416---63761752039.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/6naE_Nh8_CY/uplcv?utm_term=beat+maker+app+for+androidPDF 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_off0000b1d5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB1D5 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000c9ec.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC9EC | 10588 bytes |
SHA-256: 9bfb3bf0b1f49833a0f7fe426f8e9ad53c34bec3fe88116b8f56130115e17e4f |
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font_02_sfnt_off0000e20c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE20C | 15556 bytes |
SHA-256: 3cc00076941b555765f14c0baf75a16e1fcc9a366726b4dddc34380d8e69163b |
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