MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF file was flagged by ML classifiers and ClamAV as malicious, specifically as a phishing trojan. It contains a large number of embedded links, many pointing to disposable domains, suggesting a link farm or phishing campaign. The presence of external URIs and the ML classification strongly indicate an attempt to redirect users to malicious content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9951
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://pistant.ru/uplcv?utm_term=kindergarten+apk+download PDF link annotation
- http://pilanatofishing.com/home/sandbox/domains/shelter.sandbox.tritek.hk/public_html/ckfinder/userfiles/files/5754858312.pdfIn PDF document text
- http://xsteelstock.com/d/files/dawebutososogu.pdfIn PDF document text
- https://pirkitpadangas.lt/ckfinder/userfiles/files/rogagur.pdfIn PDF document text
- https://whitesal.com/data/images/file/3606_20210907131545.pdfIn PDF document text
- https://chatham-ebenezer.ckdomain.com/uploads/userfiles/files/329494463.pdfIn PDF document text
- http://scro.ru/pic/file/58063898754.pdfIn PDF document text
- http://adaviestransportltd.com/userfiles/file/60719224434.pdfIn PDF document text
- https://drlanda.hu/user/file/sizejupeditovesema.pdfIn PDF document text
- https://noelex22.org/userfiles/file/wogabu.pdfIn PDF document text
- http://sochisushi.nl/survey/userfiles/files/40092399285.pdfIn PDF document text
- https://inverpalmas.com/aym_image/files/55493641110.pdfIn PDF document text
- http://perila-vrn.ru/userfiles/file/tatizusu.pdfIn PDF document text
- http://chhattisgarhsanskritboard.in/sharpinstitute/images/files/59525056699.pdfIn PDF document text
- http://koreadramatour.com/FileData/ckfinder/files/20210914_D0BE93A6D7E267BB.pdfIn PDF document text
- http://krzeptowski.pl/file/lapojozuminavibadikogo.pdfIn PDF document text
- http://55pluscommunityspecialist.com/userfiles/files/zemewosopenuw.pdfIn PDF document text
- http://studiotecnicopinto.it/userfiles/files/66948624037.pdfIn PDF document text
- https://wildarium.com/ckfinder/userfiles/files/26940813247.pdfIn PDF document text
- https://www.poolsrus.com.au/application/third_party/ckfinder/userfiles/files/matikigujugitano.pdfIn PDF document text
- http://louisamerino.com/userfiles/file/nebipisivofaso.pdfIn PDF document text
- http://bluestandard.pl/ckfinder/userfiles/files/53206479782.pdfIn PDF document text
- http://associatedreclaimed.reclaimedoils.com/userfiles/files/69728066713.pdfIn PDF document text
- https://coffotea.com/uploads/files/202109091047412281.pdfIn PDF document text
- http://ahcxdq.com/uploads/file/122353036462.pdfIn PDF document text
- http://kioskcondoweb.wpengine.com/wp-content/plugins/formcraft/file-upload/server/content/files/16141c32f5c9ff---54011932408.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_off0000e1d0.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE1D0 | 18112 bytes |
SHA-256: ba98db60dbace0d1bb820eed31baafc1a3aa6a499e51c6f2bd2cbf0b58857185 |
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font_01_sfnt_off000110fe.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x110FE | 10568 bytes |
SHA-256: b892e3babc81e52fa52c91b4fa08c87766fd4573924223dd48d32ad6c54cba2c |
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font_02_sfnt_off00012901.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12901 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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