MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The file was detected as malicious by ML classifiers and ClamAV, indicating a high likelihood of malicious intent. It contains numerous embedded URLs, many of which point to PDF files hosted on various domains, suggesting a link farm or redirection mechanism. The PDF_SEO_DISPOSABLE_LINK_FARM heuristic further supports this, indicating a tactic to distribute malicious content or phish users. While no scripts were explicitly extracted, the nature of the embedded URLs and the ML detection point towards a phishing or malware distribution campaign.
Machine Learning
- Nyx PDF Classifier malicious score 0.9975
Heuristics 5
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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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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://myphambambi.com/webroot/img/files/pebisonezoxidiwebizo.pdf In PDF document text
- http://rowerowaszkola.pl/imgturysta/files/luzuwanojut.pdfIn PDF document text
- https://yumasri.com/assets/ckfinder/userfiles/files/sigejo.pdfIn PDF document text
- https://thietbidiensino.vn/media/ftp/file/tobilunutunigidapifav.pdfIn PDF document text
- http://hb1004.com/userData/board/file/bazabisox.pdfIn PDF document text
- http://thevisionkharj.com/userfiles/files/tiwuxaxogodabukexinewof.pdfIn PDF document text
- https://paklya.su/design/img/upload/file/16723333952.pdfIn PDF document text
- http://studiofagiani.eu/userfiles/files/89739618705.pdfIn PDF document text
- http://robbes.nl/media/files/laxoginozu.pdfIn PDF document text
- https://svltv.in/userfiles/files/58111595579.pdfIn PDF document text
- https://reklama71.ru/upload_picture/vuzededewumari.pdfIn PDF document text
- http://af.ssla.ru/images/fornews/files/gewesetiluzipepekujiluw.pdfIn PDF document text
- https://panegovernance.com/ourprojects/chowki/UserFiles/file/luxogeluwamiwolilexuxiv.pdfIn PDF document text
- http://sweepinstyle.com/userfiles/file/51232389592.pdfIn PDF document text
- http://erkerlaender.de/wp-content/plugins/formcraft/file-upload/server/content/files/161393f18bb55f---79528950484.pdfIn PDF document text
- https://redengewinnt.com/userfiles/file/basidobawuseni.pdfIn PDF document text
- http://longarmacademy.net/fckeditor/userfiles/file/vetugevawafavokobi.pdfIn PDF document text
- http://gernano.eu/gfx/userfiles/files/46369338132.pdfIn PDF document text
- https://www.democratum.com/wp-content/plugins/super-forms/uploads/php/files/95028c7d04c627579ccf2ca827437694/jamogufepizajefuruw.pdfIn PDF document text
- http://ipceurope.com/assets/file/86136666491.pdfIn PDF document text
- http://cobe-ing.it/userfiles/files/57717224132.pdfIn PDF document text
- http://sushiloverca.com/uploads/files/96084684395.pdfIn PDF document text
- http://casaperugia.fr/userfiles/file/99786801900.pdfIn PDF document text
- https://am-system.eu/ckfinder/userfiles/files/lolokaxirorofufaxogurefi.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/cv9VXjIrmdE/uplcv?utm_term=harry+potter+time+travel+romance+fanfictionPDF 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_off0000cb85.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCB85 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000e39c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE39C | 10644 bytes |
SHA-256: 5b686c32952c2432c87cd3091d7c4f97be1fb743610ed18264e5242c0d3d5532 |
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font_02_sfnt_off0000fbec.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFBEC | 18108 bytes |
SHA-256: 1be89bfd019e1632a93f4cc8bffb21c80a6a59034c831e334e498371b51d6141 |
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