MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF file contains numerous external links, with a critical heuristic identifying it as a link farm. One of the primary URLs, 'https://traffnew.ru/123?utm_term=motivation+and+emotion+psychology+summary', is suspicious and likely leads to malicious content or phishing pages. The document body is heavily obfuscated, but the presence of external links and the heuristic firings strongly suggest a malicious intent to redirect users to potentially harmful sites.
Machine Learning
- Nyx PDF Classifier malicious score 0.9997
Heuristics 5
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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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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://traffnew.ru/123?utm_term=motivation+and+emotion+psychology+summary
- https://cdn-cms.f-static.net/uploads/4380080/normal_5f8d1956035df.pdf
- https://cdn-cms.f-static.net/uploads/4418192/normal_5f9cbb389f5dc.pdf
- https://gokopawe.weebly.com/uploads/1/3/4/4/134493337/b94e1a.pdf
- https://cdn-cms.f-static.net/uploads/4382194/normal_5f8c977059a1d.pdf
- https://cdn-cms.f-static.net/uploads/4428334/normal_5fa78e7d549e0.pdf
- https://cdn-cms.f-static.net/uploads/4365576/normal_5f8d0b5795b12.pdf
- https://kekerisasil.weebly.com/uploads/1/3/0/7/130775365/cb475bfa7e655.pdf
- https://cdn-cms.f-static.net/uploads/4375698/normal_5f9d592874c80.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://uploads.strikinglycdn.com/files/2ace8224-d86e-48d0-8940-80f93e6593a6/lejetejovafiwufazamulip.pdf
- https://uploads.strikinglycdn.com/files/a3b62f07-4ed3-4c7e-ac4a-0d99a6d55520/cuidados_de_enfermeria_durante_el_pa.pdf
- https://s3.amazonaws.com/bisegilupuf/heat_worksheet_4th_grade.pdf
- https://uploads.strikinglycdn.com/files/94a33c56-ad0f-49d0-9922-b184b63646a1/povibufapesa.pdf
- https://uploads.strikinglycdn.com/files/c97201ab-70b9-4343-834a-c7f2fa118745/gotaledaligubovinilenoza.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_off000102c5.bin94c775fcbd220d264f38c287ebd6a9a11541895d907f5c560697573de24c5886 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x102C5 | 5656 bytes |
font_01_sfnt_off000115f8.binad6579a5feb8811475702db7f301af769c8703ec3ed4f76ce6988563c88c5c23 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x115F8 | 11800 bytes |
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