MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains a critical heuristic firing for a malicious redirector link pointing to 'ttraff.com'. Additionally, it exhibits characteristics of a PDF link farm, embedding numerous external links, many of which point to Shopify-hosted PDFs. The ML classifier also strongly flagged this PDF as malicious. The primary malicious IOC is the redirector URL, which is likely used to funnel victims to a phishing or malware distribution site.
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=find+and+color+shapes+worksheet
- http://files.ladyofthewoods.net/uploads/1/3/1/1/131164399/suvegukol-zixelipisipi-xoxafavora.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0432/0316/6370/files/kebozafurozadibifep.pdf
- https://cdn.shopify.com/s/files/1/0432/6447/5304/files/kafodaniwikusifepukovapu.pdf
- https://cdn.shopify.com/s/files/1/0432/6057/5908/files/chemical_disinfectants_antiseptics_and_preservatives.pdf
- https://cdn.shopify.com/s/files/1/0427/9474/6023/files/dojotikukuzejorat.pdf
- https://cdn.shopify.com/s/files/1/0428/5428/5479/files/getiras.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/fixasitisajixumazurezeve.pdf
- https://cdn.shopify.com/s/files/1/0431/2052/5476/files/10151298917.pdf
- https://cdn.shopify.com/s/files/1/0428/6644/2406/files/90165351755.pdf
- https://cdn.shopify.com/s/files/1/0434/6429/4557/files/writing_scientific_hypothesis_worksheet.pdf
- https://cdn.shopify.com/s/files/1/0431/4460/9943/files/tilitilepo.pdf
- https://cdn.shopify.com/s/files/1/0440/8855/7718/files/as_3112.pdf
- https://cdn.shopify.com/s/files/1/0434/1307/8174/files/lixopedadafow.pdf
- https://cdn.shopify.com/s/files/1/0454/7251/4206/files/puxug.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_off0000767a.bin278854d297cd27a855fccc9979661481d206696aeaba4bec33779bc54cfd763a |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x767A | 5272 bytes |
font_01_sfnt_off00008872.bin10e8532dc44b5d7e9f616186502495aac5340c31cf117555b8bff588f2a28d0e |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8872 | 10240 bytes |
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