MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains a critical heuristic firing for linking to known malicious redirector infrastructure, specifically 'ttraff.com'. It also exhibits characteristics of a PDF link farm, embedding numerous external PDF links, many hosted on Shopify. The primary malicious URL identified is 'https://ttraff.com/pify?keyword=article+format+spm+2018', which is likely used to funnel traffic to further malicious content.
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=article+format+spm+2018
- http://viben.lindsayrandall.com/uploads/1/3/2/6/132682076/fabaxonuwus.pdf
- http://files.simplyburtons.com/uploads/1/3/0/8/130873820/5861548.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0434/7245/3797/files/82533619137.pdf
- https://cdn.shopify.com/s/files/1/0430/4814/0949/files/24413841528.pdf
- https://cdn.shopify.com/s/files/1/0438/8909/8907/files/23888945327.pdf
- https://cdn.shopify.com/s/files/1/0434/6164/0358/files/93406668117.pdf
- https://cdn.shopify.com/s/files/1/0431/1279/2221/files/designing_data_intensive_applications_free.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/dagezaluvonanapukinuwit.pdf
- https://cdn.shopify.com/s/files/1/0434/1478/2119/files/legagexu.pdf
- https://cdn.shopify.com/s/files/1/0433/9079/5941/files/dilobowifuxubafunuxonetu.pdf
- https://cdn.shopify.com/s/files/1/0436/3055/9390/files/sidonirugenifuxe.pdf
- https://cdn.shopify.com/s/files/1/0436/2030/3011/files/polas.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_off0000a4ac.bina0c180722d541e6b998d4b36272a3ab5f84852fdc1ff2e79d50fe91abfeb8c5b |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xA4AC | 5672 bytes |
font_01_sfnt_off0000b7df.bine2cbd7e548c3ad2d73559e2059feb9f6c898b88b92ef7f9155da715011973176 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB7DF | 10120 bytes |
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