MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains multiple embedded links, with a critical heuristic identifying a link to a known malicious redirector. The document body, though heavily obfuscated, contains the same malicious URL. The presence of a large number of external PDF links suggests a link farm or SEO manipulation tactic, which is often used to distribute malicious content or improve search engine ranking for malicious sites.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 4
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PDF links to known malicious redirector infrastructure critical PDF_MALICIOUS_REDIRECTOR_LINKPDF contains a clickable URI to redirector infrastructure used by a known malicious PDF SEO/adware delivery campaign. These documents typically rely on user interaction and redirect chains rather than a PDF parser vulnerability.
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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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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://ttraff.ru/pify?keyword=transformers+animated+autobots+vs+megatron
- http://files.kamtectools.com/uploads/1/3/2/6/132683070/6998208.pdf
- http://files.pinehavencamp.org/uploads/1/3/0/8/130813804/xetemativogozi.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0437/8260/2914/files/21611189477.pdf
- https://cdn.shopify.com/s/files/1/0432/7482/9987/files/jamusitepewonigivagopas.pdf
- https://cdn.shopify.com/s/files/1/0427/9291/1007/files/tamekalisefuxidow.pdf
- https://cdn.shopify.com/s/files/1/0431/3127/3365/files/bafil.pdf
- https://cdn.shopify.com/s/files/1/0432/5549/6866/files/barreira_hematoenceflica.pdf
- https://cdn.shopify.com/s/files/1/0430/5331/8306/files/bunefabibibokuwav.pdf
- https://cdn.shopify.com/s/files/1/0437/6828/3287/files/nick_drake_pink_moon_lyrics.pdf
- https://cdn.shopify.com/s/files/1/0432/8436/5468/files/ketojanewa.pdf
- https://cdn.shopify.com/s/files/1/0427/5005/0460/files/vodowulinonutebidazojin.pdf
- https://cdn.shopify.com/s/files/1/0429/3240/4380/files/22560929258.pdf
- https://cdn.shopify.com/s/files/1/0435/3340/2266/files/xamawujetutuvemukesewali.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_off0000e428.bin90199f7d7f26a4a242ce2b79d273ccd542c7a941af0b72742c541b8870a86528 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE428 | 5344 bytes |
font_01_sfnt_off0000f638.bin8d72cc5a6b7de1a3e2432a38adb3fb6237c0e52da837095f2d88a09b6b80c5af |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF638 | 10408 bytes |
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