MALICIOUS
166
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
T1059.007 JavaScript
The sample is a PDF document flagged by ML classifiers and ClamAV as malicious. Heuristics indicate it functions as a link farm and contains a lure for remote support tools, suggesting an attempt to gain unauthorized access. While no scripts were directly extracted, the PDF structure and embedded URLs point towards a phishing or social engineering attack, likely involving the exploitation of a PDF vulnerability to deliver a payload.
Machine Learning
- Nyx PDF Classifier malicious score 0.9943
Heuristics 6
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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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Remote-support tool lure high SE_REMOTE_SUPPORT_LUREDocument instructs the user to install, open, or connect with a remote-support tool such as AnyDesk, TeamViewer, Quick Assist, or ScreenConnect — high-risk in an unsolicited document
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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://indagosrl.it/userfiles/files/wijurafufizogetinoxezonim.pdf In PDF document text
- http://filipdegreef.be/uploads/files/vomuwinawebagevewixu.pdfIn PDF document text
- http://lex.tj/img/file/laleromajusuwu.pdfIn PDF document text
- https://seikai.jp/free_images/files/89620638138.pdfIn PDF document text
- http://bantinnhadat.com/users/files/57121956433.pdfIn PDF document text
- https://avantkart.com/wp-content/plugins/super-forms/uploads/php/files/d77c6sgb5t0hnrla2t2tfpf1bj/risepasebuvajokisa.pdfIn PDF document text
- https://bonvoyageindia.in/ckfinder/userfiles/files/54850491544.pdfIn PDF document text
- http://vncanada.vn/uploads/files/3842647272.pdfIn PDF document text
- http://jamoncup.es/wp-content/plugins/formcraft/file-upload/server/content/files/16138b46040a41---47434339325.pdfIn PDF document text
- https://pmsp-me.com/userfiles/files/wafafoboledi.pdfIn PDF document text
- https://simpangkanan.com/contents/files/82379180643.pdfIn PDF document text
- http://hejia-ele.net/upload/vobawejuwamilu.pdfIn PDF document text
- https://andymullinscommercial.com/home/andy/public_html/ckfinder/userfiles/files/86984348330.pdfIn PDF document text
- http://jolanyee.com/upload/files/202109021646538962.pdfIn PDF document text
- https://fisheaglesafaris.net/pics/user/file/padabisudok.pdfIn PDF document text
- https://alternativi.brtim.com/uploads/wysiwyg/files/47970870018.pdfIn PDF document text
- http://crabandclaw.com/uploads/files/46094033770.pdfIn PDF document text
- http://sanfrancescovet.com/userfiles/files/fidojarofat.pdfIn PDF document text
- https://socardan.com/userfiles/files/bovagi.pdfIn PDF document text
- http://ptsound.com/plugins/ckfinder/userfiles/files/5190477609.pdfIn PDF document text
- http://commissioncollectionlaw.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/zexolevixomidumefaxirub.pdfIn PDF document text
- http://boissee.fr/userfiles/file/40065154371.pdfIn PDF document text
- http://omonetach.pl/foto/ilustracje/file/14359727965.pdfIn PDF document text
- https://thuaphatlaihanoi.net/uploads/files/70218704673.pdfIn PDF document text
- https://binarbaid.com/public_html/userfiles/file/65061456908.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/FevRqgeaUVY/uplcv?utm_term=can+you+control+another+phone+from+your+phonePDF 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_off0000c9d0.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC9D0 | 10728 bytes |
SHA-256: 0ee7c73fbd4f9fd3cf43de1a4b252e16e36244cb534828b214a010fe7bff331c |
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font_01_sfnt_off0000e253.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE253 | 17752 bytes |
SHA-256: 76cef2dfae1a4ead6abf20dcb936d48d830aaaa3474a9137af825a7741ed9fe0 |
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font_02_sfnt_off00010ffd.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10FFD | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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