MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
This PDF file contains a large number of embedded links, many of which point to a link farm designed to artificially inflate search engine rankings. One of the embedded URLs, 'https://ttraff.cc/pify?keyword=opposite+words+in+english+pdf+file', is identified as a malicious redirector. The document's structure and embedded links suggest an attempt to direct users to potentially harmful websites, likely for SEO manipulation or to serve malicious content.
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/pify?keyword=opposite+words+in+english+pdf+file
- http://files.colorfulkauai.com/uploads/1/3/1/6/131606563/zojigagorobuge.pdf
- http://files.fromanestonian.com/uploads/1/3/1/4/131453429/3a5924d9a001b.pdf
- http://files.lexdi.org/uploads/1/3/0/7/130775014/7410255.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0428/9173/9295/files/wikobisi.pdf
- https://cdn.shopify.com/s/files/1/0431/2642/3701/files/historia_del_calvinismo.pdf
- https://cdn.shopify.com/s/files/1/0428/6958/8124/files/18850135607.pdf
- https://cdn.shopify.com/s/files/1/0434/2182/7222/files/kevosimuje.pdf
- https://cdn.shopify.com/s/files/1/0433/0982/6213/files/guvudoliguvora.pdf
- https://cdn.shopify.com/s/files/1/0430/9280/3744/files/asvab_arithmetic_reasoning_practice.pdf
- https://cdn.shopify.com/s/files/1/0432/4117/7256/files/64659807442.pdf
- https://cdn.shopify.com/s/files/1/0435/7075/7791/files/1614155018.pdf
- https://cdn.shopify.com/s/files/1/0427/8022/9791/files/47659690711.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_off000065ec.bindfe2160781bb9532a6a4dacaa51e81309dc8e614e93959835b3c29b0fbafb828 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x65EC | 5212 bytes |
font_01_sfnt_off000077b1.binf793c65de1c018f21b7ca91659207a622d0e6ebe76670db6191f8746a39662e6 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x77B1 | 9248 bytes |
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