MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF document was flagged by ML classifiers and ClamAV as malicious, specifically as a phishing trojan. It contains a large number of embedded URLs, many of which are part of a link farm designed to direct users to external sites, likely for downloading malware. The presence of a 'utm_term=download' parameter in one of the URLs further suggests a lure for software downloads.
Machine Learning
- Nyx PDF Classifier malicious score 0.9917
Heuristics 5
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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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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://accessprecision.com/userfiles/file/44108418590.pdf In PDF document text
- http://yuhenganquan.com/userfiles/file/20210915173752_36055373.pdfIn PDF document text
- http://neza.cz/UserFiles/File/80550361153.pdfIn PDF document text
- http://restravel.ru/ckfinder/userfiles/files/42606843129.pdfIn PDF document text
- https://thic.muki001.com/plugin/ce1/ckfinder/userfiles/files/6023412607.pdfIn PDF document text
- https://resortweeks.pro/userfiles/file/57777744747.pdfIn PDF document text
- https://sitpchemcieszyn.pl/_sitpchem/file/24352110096.pdfIn PDF document text
- https://www.albriug.com/static/editor/ckeditor/ckfinder/upfile/files/18552750573.pdfIn PDF document text
- https://abss.pt/userfiles/file/mupakep.pdfIn PDF document text
- http://steelbo.com/uploads/admins/u0/files/20210915232954.pdfIn PDF document text
- https://happen.webasl.com/userfiles/file/gewumunumew.pdfIn PDF document text
- https://avflash.nl/upload/files/fitozeruxixusediwubewe.pdfIn PDF document text
- http://makairways.in/home/makairways2017/public_html/dowalumniusa/ckfinder/userfiles/files/sikodoforoj.pdfIn PDF document text
- https://stancijanegrin.com/userfiles/file/37106237814.pdfIn PDF document text
- https://tasivn.com/upload/ck/files/68264406685.pdfIn PDF document text
- https://g4m3s-4p1-12s1.com/contents/files/789544760.pdfIn PDF document text
- http://gimhaejazz.com/fckeditor/userfiles/image/42844563192.pdfIn PDF document text
- http://americandeliorder.com/uploads/files/paredisakamumisavamarex.pdfIn PDF document text
- http://wuyioutdoor.com/userfiles/file/fatituxupebatelukojefol.pdfIn PDF document text
- http://www.driftime.ee/wp-content/plugins/formcraft/file-upload/server/content/files/16135e0591b50a---59239066272.pdfIn PDF document text
- http://pallenberg-busreisen.de/uploads/files/18617877429.pdfIn PDF document text
- https://adurucui.com/ckfinder/files/25107477165.pdfIn PDF document text
- https://thepainter.asia/upload/files/24216104474.pdfIn PDF document text
- http://accessiblevehicleservices.com/userfiles/file/tazobized.pdfIn PDF document text
- https://ismart99.net/upload/files/bukapurivorixavi.pdfIn PDF document text
- http://exito-opakowania.pl/userfiles/file/zefetufomepobunotubokot.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/A3Ryygt5BCM/uplcv?utm_term=download+subway+surfers+mod+apk+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_off0000cba0.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCBA0 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000e3b7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE3B7 | 11096 bytes |
SHA-256: 0fdb0bbc6768f521a58cb01b86cea41dc96dee0033ac28f4de1e9d18a893a5d1 |
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font_02_sfnt_off0000fd66.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFD66 | 19856 bytes |
SHA-256: 9eccc922af41ac8e6fee44ade32de16b8b39c26fac1b9ef97621e0db29f0006d |
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