MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The file was detected as a malicious PDF by ML classifiers and ClamAV, indicating a high likelihood of malicious intent. It contains numerous embedded URLs pointing to external sites, suggesting a phishing or malware distribution scheme. The PDF_SEO_DISPOSABLE_LINK_FARM heuristic further supports this by indicating a link farm on disposable hosting, a common tactic for such attacks.
Machine Learning
- Nyx PDF Classifier malicious score 0.9975
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://quaretti.it/userfiles/files/57926601422.pdf
- http://jncs.kr/page_data/file/20210917165425.pdf
- http://remproekt-m.ru/admin/ckfinder/userfiles/files/wujuruxizonusum.pdf
- http://royalgroup.at/tmp/mipikamuzodolifojag.pdf
- https://klcmekatronik.com/ckfinder/userfiles/files/53956208424.pdf
- http://milcontabil.com.br/wp-content/plugins/super-forms/uploads/php/files/fk2npbok4397a8nik7chjnj5e7/74565443761.pdf
- http://belly.bpv.su/content/files/files/67513021936.pdf
- http://viorina-deko.com/images/file/70438801770.pdf
- http://giteduguedesboires.com/userfiles/file/42490002386.pdf
- https://www.oalysa.cz/ckfinder/userfiles/files/fifex.pdf
- http://9262895.ru/ckfinder/userfiles/files/nowurovebagozoni.pdf
- http://abwcoliseum.com/uploads/files/vurokep.pdf
- http://kingspec.su/wp-content/plugins/super-forms/uploads/php/files/mbfe7hhaf775f7obg1ebcjgjgr/87398751752.pdf
- https://jhservice.net/imagenes/galeria/files/77680644903.pdf
- http://hzxf.com/images/upload/File/jedakoxeboba.pdf
- http://schule.havonix.com/ckfinder/userfiles/files/88131682585.pdf
- http://aostavet.it/userfiles/files/remam.pdf
- http://thewhitmerlawfirm.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/66828697952.pdf
- https://sieuthimaytinhcu.vn/upload/files/rogetanafezefubiwo.pdf
- http://uitvaartverzorgingsindex.nl/images/uploads/makotigopadepevixo.pdf
- https://office-agglo-larochelle.fr/userfiles/file/dezipine.pdf
- http://ylgems.com/file_media/file_image/file/5068751553.pdf
- http://jiehuist.com/userfiles/files/dunegimokusaro.pdf
- http://shopcode.ru/uploads/file/3651143494.pdf
- https://feedproxy.google.com/~r/skout/mBVl/~3/cv9VXjIrmdE/uplcv?utm_term=midnight+wanderers+apk
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
- http://ns.adobe.com/pdf/1.3/
- http://ns.adobe.com/xap/1.0/
- http://ns.adobe.com/xap/1.0/mm/
- http://ns.adobe.com/xap/1.0/rights/
- http://dejavu.sourceforge.net
- http://dejavu.sourceforge.net/wiki/index.php/License
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000b25d.bin0bf2d6197a2e7d7748e82b0f749f23f9341cc30433689fb87edc3f1ed48c31d2 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB25D | 15300 bytes |
font_01_sfnt_off0000d950.bin84e98da43c0c6e391dcb1c0054817e4d20309d057029c6fec2426add3452fcc1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD950 | 10676 bytes |
font_02_sfnt_off0000f196.bin9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF196 | 16792 bytes |
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