MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The file was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. It contains numerous external URLs, many of which are hosted on disposable domains and appear to be part of a link farm, suggesting a phishing or malware distribution scheme. The PDF structure and embedded content are consistent with attempts to redirect users to malicious sites.
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=the+best+painting+app+for+android PDF link annotation
- https://alusol-kw.com/ckfinder/userfiles/files/lakuj.pdfIn PDF document text
- http://gocreate.termall.pl/upload/fck/file/bujupedaxus.pdfIn PDF document text
- http://joinsocialbubble.com/cake/beta/userfiles/file/xazosomizanonovab.pdfIn PDF document text
- https://bloomland.com/sites/bloomland.com/files/dalefomukaguzon.pdfIn PDF document text
- http://take114.kr/FileData/ckfinder/files/20210924_A5D2BCDDDC8DFE91.pdfIn PDF document text
- http://lisaarkinlaw.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/vukotokugetajuworavajejef.pdfIn PDF document text
- http://flightshop.jp/images/blog/file/7223861581.pdfIn PDF document text
- http://35ct1.com/images/ckImageFiles/files/41017543000.pdfIn PDF document text
- https://www.frontiermyanmar.com/sites/all/libraries/ckfinder/userfiles/files/sogotuxuguw.pdfIn PDF document text
- https://asztromiskolc.hu/ckfinder/userfiles/files/pisoxosoxip.pdfIn PDF document text
- https://safe-international.com/userfiles/file/92746074494.pdfIn PDF document text
- http://www.platformliften.info/wp-content/plugins/formcraft/file-upload/server/content/files/1614b6fc61424d---zuxixolubilabovuvorexox.pdfIn PDF document text
- http://www.kevimotor-rock.hu/files/files/82033437150.pdfIn PDF document text
- http://zuche0551.com/upload/file/xujuvo.pdfIn PDF document text
- http://yuli-china.ru/d/files/42868057833.pdfIn PDF document text
- http://dunakanyarfesto.hu/ckfinder/userfiles/files/62218074178.pdfIn PDF document text
- https://autosaloncenter.com/uploads/files/99249267711.pdfIn PDF document text
- https://yesilkoyluleriz.biz/resimler/files/45550750751.pdfIn PDF document text
- http://duancanhotot.com/upload/files/mopet.pdfIn PDF document text
- https://vanvoorst.info/uploaded/file/82232275062.pdfIn PDF document text
- https://synersys.fr/contenu/file/bajelelo.pdfIn PDF document text
- http://huichem.com/ckfinder/userfiles/files/83770186435.pdfIn PDF document text
- http://xn----7sbezcba9a5aggb3j.xn--p1ai/ckfinder/userfiles/files/lovaxovavarixe.pdfIn PDF document text
- http://epmachine.ru/d/files/toguvovelawajeguwigiwi.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_off0000ae50.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xAE50 | 15680 bytes |
SHA-256: 0b36a4fef0f179df8e3b047bcf35664216006ddc02ec8e91977ebc993658180b |
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font_01_sfnt_off0000d593.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD593 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off0000edaa.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEDAA | 10832 bytes |
SHA-256: 564ac79738b79709d3301f0ff0c252ec99d511a9d95d0b86f55550affb31abba |
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