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, with one pointing to a known malicious redirector. The document body, though heavily obfuscated, contains references to URLs that are likely part of a link farm or phishing campaign. The ML classifier strongly indicated maliciousness, supporting the conclusion that this document is designed to redirect users to harmful sites.
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=agriculture+business+management+information
- http://files.newtongeorgiadems.org/uploads/1/3/1/4/131437599/f0c563cb93.pdf
- http://files.katherineinezmesa.com/uploads/1/3/1/8/131856076/kimimil.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0435/7442/7806/files/vulew.pdf
- https://cdn.shopify.com/s/files/1/0428/5923/3443/files/57241405373.pdf
- https://cdn.shopify.com/s/files/1/0431/2875/0241/files/27949483617.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/titigabibuzumazavuxi.pdf
- https://cdn.shopify.com/s/files/1/0431/0473/1300/files/labapux.pdf
- https://cdn.shopify.com/s/files/1/0458/6579/5737/files/sincerity_is_scary_trumpet_sheet_music.pdf
- https://cdn.shopify.com/s/files/1/0434/1760/0152/files/jubifek.pdf
- https://cdn.shopify.com/s/files/1/0435/5388/2280/files/26268526623.pdf
- https://cdn.shopify.com/s/files/1/0428/3518/1734/files/winzip_21._5_activation_code_free.pdf
- https://cdn.shopify.com/s/files/1/0431/4729/6922/files/national_ambient_air_quality_standards.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_off0000a136.bin1fe68aee01f04a0d497d1393dd5d29f9b468312626adaaeee45d02aeb7dee5a4 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xA136 | 5328 bytes |
font_01_sfnt_off0000b33b.bincef0178bc6cc9aa38bb17a1daacce88871ca81d20e43fefbd303079cbd01cbfa |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB33B | 10436 bytes |
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