MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains a large number of external links, many of which point to PDF files hosted on various domains, suggesting a link farm or SEO poisoning attempt. One of the primary links, 'https://ttraff.cc/wb?keyword=free%20redaction%20software%20for%20pdf', is flagged as a known malicious redirector. The document body, though heavily obfuscated, also contains this URL, reinforcing the lure.
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.cc/wb?keyword=free%20redaction%20software%20for%20pdf
- http://files.bejoyceful.com/uploads/1/3/1/4/131483266/zujemewolijogeb.pdf
- http://files.cmsa-westmi.com/uploads/1/3/0/7/130776407/4571746.pdf
- http://files.thistlethorn.com/uploads/1/3/1/1/131164351/xuwonoseb_fujumowotadomu_lidebakipuwoxe.pdf
- http://kaxubogi.workhappymums.com/uploads/1/3/1/0/131071157/3701942.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0431/7180/7394/files/95045657705.pdf
- https://cdn.shopify.com/s/files/1/0429/5193/4108/files/xadogi.pdf
- https://cdn.shopify.com/s/files/1/0428/5644/8167/files/xotukawan.pdf
- https://cdn.shopify.com/s/files/1/0428/4373/4172/files/85287421622.pdf
- https://cdn.shopify.com/s/files/1/0434/6540/8662/files/88014693892.pdf
- https://cdn.shopify.com/s/files/1/0428/6044/5855/files/wawafale.pdf
- https://cdn.shopify.com/s/files/1/0431/8022/8759/files/32803247153.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/mirogorozizodixomalejog.pdf
- https://cdn.shopify.com/s/files/1/0432/5271/1582/files/jamodenuzejekemiri.pdf
- https://cdn.shopify.com/s/files/1/0428/3236/3676/files/wevivom.pdf
- https://cdn.shopify.com/s/files/1/0433/0523/8692/files/28083658265.pdf
- https://cdn.shopify.com/s/files/1/0431/3651/6250/files/moveva.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_off000069e1.bin75e171505929b356c179e48a5c4e3f969b7e35420c6bdbd18aa8a685194e0d5d |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x69E1 | 5164 bytes |
font_01_sfnt_off00007b93.bin4860f755f65e1de0e04249ebe30d51c3e0deb15b55473fbe0fd72abb7bffed36 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7B93 | 10528 bytes |
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