MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a large number of embedded links, many of which point to a redirector service. The heuristic 'PDF_SEO_LINK_FARM' indicates a deliberate attempt to create a link farm, likely for SEO manipulation or to distribute malicious content. The primary malicious URL identified is ttraff.com, which is flagged as a redirector.
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.com/pify?keyword=humoresque+string+quartet+sheet+music
- http://files.seeingsilence.com/uploads/1/3/1/4/131407010/ccfb43e727f.pdf
- http://files.aidenlee.net/uploads/1/3/0/8/130813639/nitofaziminufu.pdf
- http://files.stanleyskidsministry.org/uploads/1/3/1/3/131379343/5508109.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0432/3803/1518/files/ruvijapesutatudeligol.pdf
- https://cdn.shopify.com/s/files/1/0434/2287/5813/files/padojenepo.pdf
- https://cdn.shopify.com/s/files/1/0431/8933/8276/files/wojidoj.pdf
- https://cdn.shopify.com/s/files/1/0430/5459/6250/files/pigulidowelazazivo.pdf
- https://cdn.shopify.com/s/files/1/0430/1602/8309/files/98340212573.pdf
- https://cdn.shopify.com/s/files/1/0435/8579/8301/files/rokasikisa.pdf
- https://cdn.shopify.com/s/files/1/0429/9862/8501/files/64672871034.pdf
- https://cdn.shopify.com/s/files/1/0430/3755/6889/files/12597263174.pdf
- https://cdn.shopify.com/s/files/1/0437/9246/6080/files/84371957732.pdf
- https://cdn.shopify.com/s/files/1/0433/4374/1083/files/28165292914.pdf
- https://cdn.shopify.com/s/files/1/0428/5893/8531/files/10399763812.pdf
- https://cdn.shopify.com/s/files/1/0434/8785/4749/files/foxetarus.pdf
- https://cdn.shopify.com/s/files/1/0431/8055/6452/files/makil.pdf
- https://cdn.shopify.com/s/files/1/0431/3884/2779/files/xeporat.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_off00006347.bin29a24fab62313d430b43080caee7da5cf49259231328274c2ff234b0e9a6cb70 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6347 | 5148 bytes |
font_01_sfnt_off00007494.binecb432958c1bb4a92a09e0705e5de04150d35bb26a67e2894bd5557ac944e5f9 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7494 | 10052 bytes |
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