MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.001 User Execution: Malicious Link
The PDF document was flagged by ML classifiers and ClamAV as malicious, indicating a high likelihood of malicious intent. The presence of numerous external URIs, many pointing to disposable domains and forming a link farm, suggests a phishing or malware distribution campaign. The document body is heavily obfuscated and appears to be metadata rather than user-readable content, further supporting a non-legitimate purpose.
Machine Learning
- Nyx PDF Classifier malicious score 0.9965
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://bccphil.paramedix.biz/uploadfiles/file/zajati.pdf In PDF document text
- https://faktxeber.com/resimler/files/lamuzaviferikaxetewakeza.pdfIn PDF document text
- http://sovaimm.it/userfiles/files/87737330976.pdfIn PDF document text
- http://envisystem.com/upload/userfile/files/fipuvamagujivago.pdfIn PDF document text
- http://bjerkelunden.org/content/files/userfiles/file///70354719290.pdfIn PDF document text
- http://fuguchair.com/upfolder/e/files/20210914170610.pdfIn PDF document text
- http://tano-cable.com/d/files/fitoxigo.pdfIn PDF document text
- https://www.marjojaspers.nl/ckfinder/userfiles/files/vemixusodosev.pdfIn PDF document text
- http://bsp-oblspl.org/ckfinder/userfiles/files/9840238646.pdfIn PDF document text
- http://cbcom.fr/ressource/site-image/files/25844159374.pdfIn PDF document text
- https://ewt.cz/res/file/xowadironutonilete.pdfIn PDF document text
- http://citadelcaralarms.com/userfiles/file/lofuludigomafunejarezow.pdfIn PDF document text
- http://aorganboys.handyfriendship.com/upload/files/37910042696.pdfIn PDF document text
- https://swagath.co/new/ckfinder/userfiles/files/16010644614.pdfIn PDF document text
- http://tidomusica.com/uploads/files/202109081338145963.pdfIn PDF document text
- https://aristi-trap.com/upload/users/files/49813417761.pdfIn PDF document text
- http://azbuka-d.ru/ckfinder/userfiles/files/89929894990.pdfIn PDF document text
- http://smcertificationservices.com/userfiles/files/folukebib.pdfIn PDF document text
- http://eco-versute.com/app/webroot/ckfinder/userfiles/files/nimoxibapamikifavoju.pdfIn PDF document text
- https://xn--80adj7cxa.xn--p1ai/wp-content/plugins/super-forms/uploads/php/files/5b271c191e94d17f81e25929a914d089/53887961910.pdfIn PDF document text
- http://www.gonouvellezelande.com/files/21765684079.pdfIn PDF document text
- http://xn--80akij1ajew.xn--p1ai/wp-content/plugins/formcraft/file-upload/server/content/files/1613e1e3207671---zugupubevibuk.pdfIn PDF document text
- http://kiiga.ru/userfiles/file/jozip.pdfIn PDF document text
- https://proetcontra.hu/userfiles/file/sinaderafadesuwenanuk.pdfIn PDF document text
- https://stpatswatertown.org/ckfinder/userfiles/files/fomaragegefitubixajetama.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/zMnd8XtcwSM/uplcv?utm_term=best+3d+game+maker+for+androidPDF 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_off0001048a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1048A | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off00011c9c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11C9C | 19148 bytes |
SHA-256: e1d583e9e9f03d6f399c6be0e1a6bd84054d083c652f5667af00a301f0d34532 |
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font_02_sfnt_off00014f3e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x14F3E | 10968 bytes |
SHA-256: 704333193f58c6f3a6baf35f31655a0e941c3bcbece8614d5be77ae4de3f57d4 |
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