MALICIOUS
196
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF file was flagged by multiple heuristics, including a critical ClamAV detection for 'Pdf.Phishing.Trojan' and an ML classifier indicating maliciousness. The presence of a 'Password-protected archive handoff' heuristic suggests the document's intent is to trick the user into providing a password for a malicious archive. While no scripts were extracted, the PDF contains embedded URLs, one of which is a link farm, and another points to a potentially malicious domain.
Machine Learning
- Nyx PDF Classifier malicious score 0.9980
Heuristics 6
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Small PDF contains mass external PDF link farm critical PDF_SEO_LINK_FARMSmall PDF contains many clickable external PDF links, mostly clustered on one host. This matches generated SEO/link-farm PDF carriers used to route users into malicious or unwanted-software delivery chains, rather than a normal document citation pattern.
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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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Password-protected archive handoff high SE_PASSWORD_ARCHIVE_LUREDocument gives password instructions for an archive or attachment — often used to keep payloads encrypted until after gateway scanning
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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://traffine.ru/aws?utm_term=avengers+endgame+theme+song++ringtone
- https://sojejizewo.weebly.com/uploads/1/3/4/4/134460985/d0beeae.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://uploads.strikinglycdn.com/files/b3ddb02f-9db4-4bd8-ba15-5baf9f74e839/el_conde_de_montecristo_resumen.pdf
- https://uploads.strikinglycdn.com/files/5bac5914-6d12-4b7c-84bd-ebde015fbbb8/days_to_august_15_2020.pdf
- https://s3.amazonaws.com/vinejivunitego/google_chrome_for_windows_10_2019.pdf
- https://s3.amazonaws.com/pujinit/javobejen.pdf
- https://s3.amazonaws.com/vuxalirudidel/21484500698.pdf
- https://uploads.strikinglycdn.com/files/19eb3f76-c9ed-48b3-b576-b0948f93eaf0/vawidagobigigo.pdf
- https://s3.amazonaws.com/tugumeb/materiales_metalicos_ceramicos_polimeros_y_compuestos.pdf
- https://s3.amazonaws.com/gixawetopoli/peltor_comtac_iii_user_manual.pdf
- 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://scripts.sil.org/OFL
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000c5f9.bin25b9ef3df68dee38f45b17965f906b09d4eb413c356769644dd345dacdfb24af |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC5F9 | 5256 bytes |
font_01_sfnt_off0000d7ba.bin601c44131c002f054c38a6a126e8ccced84cc39c8b8ce8a883e9bbe130c4d615 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD7BA | 11232 bytes |
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