MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a significant number of embedded links, with heuristics indicating a link farm and a redirector to known malicious infrastructure. The primary malicious URL identified is https://ttraff.cc/pify?keyword=american+sign+language+alphabet+sheet. While the document body is heavily obfuscated, the presence of numerous external links suggests an attempt to manipulate search engine results or direct users to harmful 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=american+sign+language+alphabet+sheet
- http://zixamax.newbernapp.com/uploads/1/3/1/3/131398560/b56dd.pdf
- http://files.integralsteps.org/uploads/1/3/1/3/131379042/1005e6295911.pdf
- https://cdn.shopify.com/s/files/1/0440/8573/9685/files/nulorizevukofa.pdf
- https://cdn.shopify.com/s/files/1/0433/5032/7454/files/davurawubufi.pdf
- https://cdn.shopify.com/s/files/1/0430/4571/6129/files/vunamogatedupe.pdf
- https://cdn.shopify.com/s/files/1/0428/5222/1091/files/jungle_book_tamil_audio_track.pdf
- https://cdn.shopify.com/s/files/1/0430/5394/0887/files/rurin.pdf
- https://cdn.shopify.com/s/files/1/0435/0020/8294/files/bayards_hill_ofsted_report.pdf
- https://cdn.shopify.com/s/files/1/0430/4686/3005/files/62147199124.pdf
- https://cdn.shopify.com/s/files/1/0437/9131/9200/files/dekamawanopoberapelupipij.pdf
- https://cdn.shopify.com/s/files/1/0433/0805/6740/files/90660594671.pdf
- https://cdn.shopify.com/s/files/1/0429/0845/0972/files/bollywood_movie_free_hd.pdf
- https://cdn.shopify.com/s/files/1/0428/6945/7063/files/aromaticity_of_pyridine.pdf
- https://cdn.shopify.com/s/files/1/0432/2246/6727/files/17155489731.pdf
- https://cdn.shopify.com/s/files/1/0431/5850/3590/files/8238355537.pdf
- https://cdn.shopify.com/s/files/1/0430/7661/6341/files/tixijuv.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/
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00005f90.binef8666afbb490374a4dd8ef9eac2ad14d3e2be8df1b78f8f667ce5098262a63b |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5F90 | 5476 bytes |
font_01_sfnt_off000071f0.bin0a716c5913189774b094cce804ed5ab6a1415ef23546a929ac17a35086db33a5 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x71F0 | 10308 bytes |
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