MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The file is a PDF document flagged by multiple heuristics, including a critical ClamAV detection and an ML classifier indicating maliciousness. It contains numerous embedded URLs, with specific mention of a link farm on disposable hosting and a URL containing 'muscle booster apk premium hack apk', suggesting a lure for potentially unwanted or malicious software. The PDF structure and embedded URIs indicate an attempt to redirect users to external malicious sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9833
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://catamma.ru/uplcv?utm_term=muscle+booster+apk+premium+hack+apk PDF link annotation
- http://ehoron21.mn/uploads/files/61548068237.pdfIn PDF document text
- https://medarbindia.org/ckfinder/userfiles/files/42224599263.pdfIn PDF document text
- http://ifaistos.reality.gr/~triantaf/images/file/12448490942.pdfIn PDF document text
- http://laserbeautymachine.net/d/files/voxosuwigevudarelo.pdfIn PDF document text
- https://krzczonowice.pl/gfx/file/mevanogawozamijatiw.pdfIn PDF document text
- https://braindevelopmentmaps.org/userfiles/files/lixupakabelodepeme.pdfIn PDF document text
- https://www.thecandystoresudbury.com/wp-content/plugins/super-forms/uploads/php/files/ks2m2okvrtaq84457j4m0dg2a1/89071781084.pdfIn PDF document text
- http://matsonconstruction.net/userfiles/file/vugabapab.pdfIn PDF document text
- https://audreyheselmans.com/_files/file/7030959320.pdfIn PDF document text
- https://sharjahcements.com/images/bulk_images/files/44641685712.pdfIn PDF document text
- http://arsvet.ru/img/upload/pawunuv.pdfIn PDF document text
- http://reutlinger.pl/userfiles/file/worakofitazojiguvo.pdfIn PDF document text
- http://youngthisyear.com/ckfinder/userfiles/files/3134512815.pdfIn PDF document text
- http://hanasushichoice.com/uploads/files/tewele.pdfIn PDF document text
- http://bagiez.com/userfiles/file/nitujuduka.pdfIn PDF document text
- http://xn--80aa5alfu.kz/file/21800419884.pdfIn PDF document text
- http://ukrfirework.com/images/file/saxaxinaxobumisupim.pdfIn PDF document text
- http://aexpress.lv/index/images/up/file/komuzimalesu.pdfIn PDF document text
- http://myepres.com/HotelEstimator/userfiles/file/84948217075.pdfIn PDF document text
- http://rotarytattoomachine.co/project-new/christianbook/upload_images/file/92347896713.pdfIn PDF document text
- http://fortwashington.abwingsmd.com/uploads/files/26806077392.pdfIn PDF document text
- http://stowarzyszeniemalyksiaze.eu/img/upload/files/14610692477.pdfIn PDF document text
- https://szabobuszrendeles.hu/files/files/bowukapozemapid.pdfIn PDF document text
- http://parkwestresidences.com/wp-content/plugins/formcraft/file-upload/server/content/files/16143b507e0f9e---45220344577.pdfIn PDF document text
- http://hotelbelleepoque.bg/userfiles/file/53242216858.pdfIn PDF document text
- https://markyatirim.com/resimler/files/fewojovudid.pdfIn PDF document text
- http://wellogo.in/userfiles/file///11398919938.pdfIn PDF document text
- 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_off0000cea6.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCEA6 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000e6b8.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE6B8 | 19108 bytes |
SHA-256: d73a4fcb71c18224f1832345cbc2af80c74303c632a234e613fe718a26f68de9 |
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font_02_sfnt_off000118bb.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x118BB | 10860 bytes |
SHA-256: d9f3e16467f42e37aa51d4342c6eb52e79cb0b0407ad16a99ea2154bd901dd8f |
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