MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The sample was detected as malicious by ML classifiers and ClamAV, indicating a high likelihood of malicious intent. It contains numerous external URLs, many of which are part of a link farm hosted on disposable domains, suggesting a phishing or malware distribution campaign. The PDF structure and embedded URLs point towards 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://drafthe.ru/uplcv?utm_term=photoelectrochemical+cell+pdf PDF link annotation
- http://12shio5.com/contents/files/sewikumakorudiwirusufojiz.pdfIn PDF document text
- http://nceed.kr/pds/userfiles/files/zedoredilimimofarovodak.pdfIn PDF document text
- http://zabbeleecooking.com/ckfinder/userfiles/files/levezis.pdfIn PDF document text
- http://goodtraefarm.com/ckupload/files/pikevenifedegosozisa.pdfIn PDF document text
- https://ms01bet.net/contents/files/sezotomiji.pdfIn PDF document text
- http://scuderieverdina.it/scuderia/userfiles/file/lumawudixaboxide.pdfIn PDF document text
- http://espokebar.com/uploads/files/57596276610.pdfIn PDF document text
- https://torrentclub.vip/wp-content/plugins/super-forms/uploads/php/files/7dqkcl0bsb3d6pvav1c8q69o1e/92134110596.pdfIn PDF document text
- http://kingsbrite.com/kingsbrite.com/userfiles/file/sozebudaregiximasisu.pdfIn PDF document text
- http://lifecontinues.ru/images/files/jimiguwerejojanemi.pdfIn PDF document text
- https://duvanco.be/docs/files/zenovarojoda.pdfIn PDF document text
- http://studiomanzetti.it/userfiles/files/85491059601.pdfIn PDF document text
- http://herfon-machinery.com/images/ckfinder/files/20210906132753.pdfIn PDF document text
- http://engroupe.ca/aym_image/files/mojijijebalape.pdfIn PDF document text
- http://airmon.hu/images/files/mugep.pdfIn PDF document text
- https://vannordenvastgoed.nl/userfiles/file/83198120239.pdfIn PDF document text
- http://travelport.pl/userfiles/file/fumirubogawu.pdfIn PDF document text
- http://www.1000ena.com/wp-content/plugins/formcraft/file-upload/server/content/files/1614534a168f2e---34463500658.pdfIn PDF document text
- http://kimsanghun.com/upload/userfiles/file/2021923346206881.pdfIn PDF document text
- https://big-affaires.com/img/pics/files/83861569959.pdfIn PDF document text
- http://modulobase.com/userfiles/file/90696778267.pdfIn PDF document text
- https://piataafacerilor.ro/app/webroot/files/userfiles/files/junozipuvadisev.pdfIn PDF document text
- http://ok-poland.com/userfiles/file/13430512712.pdfIn PDF document text
- https://maintogelonline2.com/contents/files/nazuloluxufifodilivivaw.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_off0000bfac.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xBFAC | 16280 bytes |
SHA-256: 5f669341d5337add131701a16f6246f61dd50f73e926f1c8d017634aa6d8c8ce |
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font_01_sfnt_off0000e968.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE968 | 10616 bytes |
SHA-256: ca97662d8d7b1a3568f44c580138fa0a419e903139be974182031ecb387c98a9 |
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font_02_sfnt_off000101ab.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x101AB | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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