MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF file was flagged by ClamAV as Pdf.Phishing.Trojan and an ML classifier indicated a high probability of maliciousness. It contains numerous embedded URLs, many pointing to external PDF files hosted on various domains, suggesting a link farm designed to redirect users. The PDF_SEO_DISPOSABLE_LINK_FARM heuristic further supports this, indicating a tactic to obscure the true destination. No scripts were extracted, but the structure and heuristics point towards a phishing or malware distribution attempt.
Machine Learning
- Nyx PDF Classifier malicious score 0.9846
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 http://jplus-ag.com/upload/files/BodyFile__6143A67390CCA.pdf In PDF document text
- http://www.theflightfest.com/wp-content/plugins/formcraft/file-upload/server/content/files/16137a6d2ed07c---87940518038.pdfIn PDF document text
- https://groupunsur1.com/contents/files/57047114332.pdfIn PDF document text
- http://dailyxedayhang.com/userfiles/files/65841301112.pdfIn PDF document text
- http://ghettaetamionarchitetti.it/userfiles/files/jalipumojifizigobadebaz.pdfIn PDF document text
- http://champagne-marc-chauvet.com/images/files/36481649848.pdfIn PDF document text
- https://telliogluhukuk.com/userfiles/file/rujozezo.pdfIn PDF document text
- http://xn--80ackbssfuieecff0e8c.xn--p1ai/wp-content/plugins/super-forms/uploads/php/files/h3braq76v37q9u4mmd7h8vu604/42403108400.pdfIn PDF document text
- http://chikatere.com/Upload/files/xemine.pdfIn PDF document text
- http://antitumor.org/filespath/files/20210909195057.pdfIn PDF document text
- https://vietrocknet.org/app/webroot/img/files/vaxelodax.pdfIn PDF document text
- http://salukool.ee/upload/userfiles/file/zozilu.pdfIn PDF document text
- http://www.cemeba.com/uploads/ckfinder/files/41599880068.pdfIn PDF document text
- http://mydreamtuscanwedding.com/editor_up/55336625883.pdfIn PDF document text
- https://vibangthuaphatlai.net/uploads/files/derobuxobasuzope.pdfIn PDF document text
- https://factorysales.com/userfiles/files/85300377280.pdfIn PDF document text
- http://njboyuanchem.com/upload/files/39112357891.pdfIn PDF document text
- http://babyshelter.net/assets/upload/files/83503956277.pdfIn PDF document text
- https://vcvscr.cz/www/www/fckphotos/file/wujixekopejowebot.pdfIn PDF document text
- https://www.igescanada.com/ckfinder/userfiles/files/wenonovaxar.pdfIn PDF document text
- http://konditsionery-zheleznodorozhnyi.ru/upload_picture/file/58741911441.pdfIn PDF document text
- http://zuche0551.com/upload/file/49926031571.pdfIn PDF document text
- https://ijpdua.com/contents/files/sulinusemipilu.pdfIn PDF document text
- http://phuclocvienjsc.com/uploads/image/files/rerukizega.pdfIn PDF document text
- https://hotararicedo.ro/files/files/vorutir.pdfIn PDF document text
- http://hflbdq.com/uploads/file/180521353790.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/A3Ryygt5BCM/uplcv?utm_term=sniper+3d+mod+unlimited+moneyPDF 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_off0000ccf0.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCCF0 | 10684 bytes |
SHA-256: 168b3b78c601b7b3ed5a012ec736926b6d21ad4e023a9eed152f446c72a7ce27 |
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font_01_sfnt_off0000e573.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE573 | 18424 bytes |
SHA-256: 13463846ef70195adb9fce9b6b0fcfdbf39f323d1125a1c18498e7e23259bae9 |
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font_02_sfnt_off000115ca.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x115CA | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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