MALICIOUS
104
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The file is identified as malicious by a ClamAV signature and an ML classifier, indicating a phishing or trojan payload. The presence of a visual download button and an embedded URL pointing to 'traffine.ru' suggests a social engineering attempt to trick the user into downloading further malicious content. The PDF structure itself contains duplicate objects, which can sometimes be used to obfuscate malicious content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9995
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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Visual download / call-to-action button lure low SE_DOWNLOAD_BUTTONDocument contains a call-to-action phrase ('Click here to download', 'Download Now', etc.) — low-signal unless other findings point to a malicious workflow
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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/strik?utm_term=iphone+podcast+app+crashing+2020 PDF link annotation
- https://cdn-cms.f-static.net/uploads/4378404/normal_5f9ec7fc1f6f5.pdfIn PDF document text
- https://cdn.sqhk.co/bibunifez/R0QD0BU/9715162350.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4478932/normal_5fa93881b5e4c.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4489981/normal_5fc094d11d4a9.pdfIn PDF document text
- https://cdn.sqhk.co/nukuzulu/fgcPjgc/interstellar_cast_tars.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4366005/normal_5f8a0b0b49293.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4369653/normal_5f8ead6ab20cc.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4386092/normal_5f90acafbfaff.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4450048/normal_5fbe2e793ec8c.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://uploads.strikinglycdn.com/files/1f98cfe0-7359-49ad-8f2c-3d036c36b06b/mary_k_campbell_de_bioqumica.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://scripts.sil.org/OFLIn PDF document text
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000dbc2.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDBC2 | 5516 bytes |
SHA-256: d453f930f3b48400dada9a9b3056fd1e7efb6228dc45117d0a9b0b70ecb241a4 |
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font_01_sfnt_off0000ee77.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEE77 | 10432 bytes |
SHA-256: 84a59e3eb80395310d139293614db1f732e3fa82d6c81152a4c534c386515a23 |
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