MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF was flagged by ML classifiers and ClamAV as malicious, indicating a high likelihood of malicious intent. The PDF_SEO_DISPOSABLE_LINK_FARM heuristic suggests it functions as a link farm, directing users to multiple external URLs, one of which is a suspicious PDF hosted on a potentially compromised site. The presence of numerous unknown URLs further supports this, suggesting a phishing or malware distribution scheme.
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 http://wolfroccatiassociati.it/userfiles/files/mavesisozekamajogopive.pdf In PDF document text
- https://monyetjoget.com/contents/files/92828502665.pdfIn PDF document text
- http://www.asiacoservice.com/file/files/21592786579.pdfIn PDF document text
- https://angkaindaman.com/contents/files/gasorate.pdfIn PDF document text
- http://etalentlink.com/uploadfile/file///2021091409133290.pdfIn PDF document text
- http://abapaposentados.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/1613cd7262da1d---bibukupubiwivebufe.pdfIn PDF document text
- http://dispensapertutti.com/userfiles/files/16467978972.pdfIn PDF document text
- https://sananselmo.com/wysiwygfiles/file/83334026320.pdfIn PDF document text
- https://technoarc.net/userfiles/file/jepodikij.pdfIn PDF document text
- http://noithatphathuy.com/Images_upload/files/jidesilorizufewuxibo.pdfIn PDF document text
- https://drakbera.com/ckeditor/ckfinder/userfiles/files/tivux.pdfIn PDF document text
- https://pikhospital.com/ck_uploads/uploads/files/xoxifemeno.pdfIn PDF document text
- https://ww150002.linebot.net/upfile/files/20210919184907.pdfIn PDF document text
- https://openkomm.yussfone-crm.com/userfiles/file/temilenonejega.pdfIn PDF document text
- http://velkoobchod-man.eu/ckfinder/userfiles/files/memuwenedurovotepat.pdfIn PDF document text
- https://gotoko.com/cmsv2/upload/files/wunukaruxajemasovux.pdfIn PDF document text
- http://seanbittinger.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/45089673198.pdfIn PDF document text
- https://dorfadvertising.com/ckfinder/userfiles/files/54491783686.pdfIn PDF document text
- https://marljivo.hr/userfiles/file/95542029227.pdfIn PDF document text
- http://aow.infogestnet.it/ckfinder/userfiles/files/99067088177.pdfIn PDF document text
- http://yanartekstil.com/firma/files/jejefagunuwepuwi.pdfIn PDF document text
- https://fleschimmo.lu/userfiles/files/rerizenemamanerito.pdfIn PDF document text
- http://vinhhangvien.com/upload/files/veneganufozivatavopore.pdfIn PDF document text
- https://ddmmaze.altruistictech.org/documents/img/upload/files/tufajaku.pdfIn PDF document text
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/GLLx1DTH0VQ/uplcv?utm_term=apk+hack+telegramPDF 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_off0000b57b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB57B | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_01_sfnt_off0000cd8d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCD8D | 15572 bytes |
SHA-256: f6f9efb251f7cf04c5c6fa37796d13d7f6eb9c578d52e2a3217e2585cf70c7b4 |
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font_02_sfnt_off0000f52b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF52B | 10412 bytes |
SHA-256: 28c58ba4a2b2ff342a99fdc2d79dda6d1c5b0cce6cd935dd7e66d135ebff9376 |
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