MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The sample was identified as malicious by ML classifiers and ClamAV, indicating a high likelihood of malicious intent. The PDF contains numerous external URIs and is flagged as a link farm on disposable hosting, suggesting it's designed to redirect users to potentially harmful websites. The presence of embedded URLs and the nature of the heuristics point towards a phishing or malware distribution scheme.
Machine Learning
- Nyx PDF Classifier malicious score 0.9971
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://archism.ru/uplcv?utm_term=free+roblox+redeem+card+codes PDF link annotation
- http://ultraljud.nu/bild/files/fuvusedokatemugiw.pdfIn PDF document text
- https://jordanadams.com/ckfinder/userfiles/files/3823827260.pdfIn PDF document text
- https://tahubunting1.com/contents/files/zivugejeretevaw.pdfIn PDF document text
- http://aryajob.com/user_upload/file/wufir.pdfIn PDF document text
- http://www.1000ena.com/wp-content/plugins/formcraft/file-upload/server/content/files/16134d9c7f2625---20759154550.pdfIn PDF document text
- http://apartament-krokus.pl/userfiles/file/41794792900.pdfIn PDF document text
- http://tianlanlawyer.com/filespath/files/20210917033306.pdfIn PDF document text
- https://kvizek.hu/ckfinder/userfiles/files/nuxupefoxekagexurotego.pdfIn PDF document text
- http://woodlander.sk/grafika/file/bolobekibaxujexotimefikeg.pdfIn PDF document text
- https://preciseenergygroup.com/media/1398365940.pdfIn PDF document text
- http://jhdjt.com/images/upload/File/sudojefipijetekemeved.pdfIn PDF document text
- http://www.kroonzuivel.nl/ckfinder/userfiles/files/19687671740.pdfIn PDF document text
- https://pirkitpadangas.lt/ckfinder/userfiles/files/takitu.pdfIn PDF document text
- http://boathousebrokerage.com/userfiles/file/lojarababudujoludopibino.pdfIn PDF document text
- http://baschin-heizung.com/meineBilderAlbertGrundschule/file/14671759200.pdfIn PDF document text
- https://40parables.com/wp-content/plugins/super-forms/uploads/php/files/155f80e59799e8e5109427931cf7a554/nixif.pdfIn PDF document text
- http://bernardthevenet.fr/ckfinder/userfiles/files/48464531913.pdfIn PDF document text
- http://preprod.app-nomads.com/ugecam/admin/ckfinder/userfiles/files/92714475136.pdfIn PDF document text
- https://mpksieradz.pl/upload/file/jodibodarofoj.pdfIn PDF document text
- https://texigo.tw/upfile/files/2021/09/07/kuveranulinipevitiridije.pdfIn PDF document text
- https://shreenatharcade.com/userfiles/file/76098935724.pdfIn PDF document text
- http://merwepizza.com/upload/file/20280617878.pdfIn PDF document text
- http://shopcloud.cloud/ckfinder/userfiles/files/pigosuzofawogunedo.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_off0000fd16.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFD16 | 10456 bytes |
SHA-256: 902ab01c6a23349187127a7427fe53b77c13471d0d2c7092b3c192f171fc6ec5 |
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font_01_sfnt_off000114d4.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x114D4 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off00012ce6.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12CE6 | 18776 bytes |
SHA-256: 131df066b8702aef65c52b295c7694d3af4a39bbbe17d16f375e2bdec6f88f4b |
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