MALICIOUS
156
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains a large number of external links, identified as a "link farm" by heuristics. The primary external URL, https://trafficel.ru/123?utm_term=adquisicion+del+lenguaje+segun+chomsky, suggests a potential phishing or SEO manipulation attempt. While no scripts were explicitly extracted, the PDF structure and the presence of numerous external links indicate a malicious intent to redirect users to potentially harmful content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9998
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://trafficel.ru/123?utm_term=adquisicion+del+lenguaje+segun+chomsky
- https://static.s123-cdn-static.com/uploads/4460966/normal_5fcca9e23463f.pdf
- https://bibeliki.weebly.com/uploads/1/3/0/7/130738572/2782b8f79e915d3.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://uploads.strikinglycdn.com/files/c4ca9881-8b5a-4c15-9baf-ae648ad00ca1/borderlands_3_characters_fl4k.pdf
- https://uploads.strikinglycdn.com/files/eb4b6e59-5c57-4920-90d8-291650619547/difomopolibivujozoz.pdf
- https://uploads.strikinglycdn.com/files/398b63b9-92bc-4d46-a3c1-428a1ae669db/93013672596.pdf
- https://s3.amazonaws.com/baritexovopa/nj-k-1_instructions_cbt-100s.pdf
- https://s3.amazonaws.com/muxozuvalubi/47492549178.pdf
- https://s3.amazonaws.com/megulu/91244911703.pdf
- https://s3.amazonaws.com/wobuzisibal/xirowijobivugusoru.pdf
- https://s3.amazonaws.com/donarepemi/72818866164.pdf
- https://s3.amazonaws.com/zarusegibitumet/secret_lab_gaming_chair_parts.pdf
- https://s3.amazonaws.com/vutame/context_clues_exercises_with_answers.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_off0000cf7d.bine2926bf8fdf3c15270d67ee06e5e785f65e1e8980245620d685d745844517846 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCF7D | 5616 bytes |
font_01_sfnt_off0000e277.bindaf6cb3c64df248e8ba4f9bf9fe6d584ce45fc7356f6ce5424dad2c1415538c4 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE277 | 11068 bytes |
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