MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains a large number of embedded links, many of which point to potentially malicious redirector infrastructure. The document body, though heavily obfuscated, contains a URL that leads to a redirector, suggesting a phishing or scam attempt. The ML classifier strongly indicated maliciousness, and the presence of numerous external links points towards a link farm or SEO poisoning tactic.
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=dispersion+photoshop+action+free++mac
- http://files.imaginationdestinationstravel.com/uploads/1/3/0/7/130739831/1336876.pdf
- http://zixovoga.alejandrodu.com/uploads/1/3/0/7/130739197/5728140.pdf
- http://fabasadi.ucitylourdes.org/uploads/1/3/1/8/131857419/2465106.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0429/4646/1855/files/mammalian_cell_culture_techniques.pdf
- https://cdn.shopify.com/s/files/1/0432/8331/6891/files/convert_docx_to_doc.pdf
- https://cdn.shopify.com/s/files/1/0427/7728/0671/files/french_alphabet_letters.pdf
- https://cdn.shopify.com/s/files/1/0431/0568/1562/files/gileradejipen.pdf
- https://cdn.shopify.com/s/files/1/0432/5870/8118/files/nabozanavuvezimaziwapi.pdf
- https://cdn.shopify.com/s/files/1/0432/6113/2968/files/leruv.pdf
- https://cdn.shopify.com/s/files/1/0428/2961/1171/files/wisinisotamiva.pdf
- https://cdn.shopify.com/s/files/1/0428/9200/1433/files/4422565892.pdf
- https://cdn.shopify.com/s/files/1/0428/6382/0959/files/54739048963.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_off00009a1e.bin5007eec0d932a02af7b417eb32429e045e90c45b59bded9851c7565aae494e6e |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x9A1E | 5224 bytes |
font_01_sfnt_off0000abb8.binb43bd83fa52e58a40239c88da715c6e0e6f76c0f09cc64fb5cba6951ec95463f |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xABB8 | 13788 bytes |
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