MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains a link to a known malicious redirector, ttraff.com, which is likely used to funnel victims to further malicious content. The document body and embedded link structure suggest a link farm or SEO poisoning tactic to disguise the malicious intent. The ML classifier also strongly indicated maliciousness.
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=campesinos+de+los+andes+y+otros+escritos+antol%25C3%25B3gicos+pdf
- http://files.graphictechgroup.com/uploads/1/3/0/7/130740066/3592396.pdf
- http://files.friends.kanemiller.com/uploads/1/3/1/3/131380107/1372089.pdf
- http://files.zalzabik.com/uploads/1/3/0/7/130740429/572bfba6b7.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- http://www.daltonmaag.com/
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/benubojebexoreloruva.pdf
- https://cdn.shopify.com/s/files/1/0430/3329/7058/files/catalogo_price_shoes_urbano_otoo_invierno_2020.pdf
- https://cdn.shopify.com/s/files/1/0429/6212/4959/files/movamemutal.pdf
- https://cdn.shopify.com/s/files/1/0437/2247/3624/files/716648107.pdf
- https://cdn.shopify.com/s/files/1/0433/8365/2506/files/suzumitigarirum.pdf
- https://cdn.shopify.com/s/files/1/0432/2610/3971/files/gefadikuxumigumavisupopu.pdf
- https://cdn.shopify.com/s/files/1/0434/0475/5096/files/786597867.pdf
- https://cdn.shopify.com/s/files/1/0431/5008/2202/files/4202397107.pdf
- https://cdn.shopify.com/s/files/1/0437/0202/6393/files/39021237701.pdf
- https://cdn.shopify.com/s/files/1/0433/0897/4235/files/57703508869.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 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off000068f6.bine6a5f1086d61ea48e7ad7f2287ff2130e47ffa26cc4455cbb05b1810cff086fd |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x68F6 | 5524 bytes |
font_01_sfnt_off00007b72.bin213aa433712fa743e606a74c11ac6d9aa4756b23b956fa5e3e6a967d76638d95 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7B72 | 11524 bytes |
font_02_sfnt_off0000a124.bina542ec26cea93e049a2e27cd59b1347dd9bbdea13775fd7b822b3c2b3136116f |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xA124 | 4324 bytes |
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