MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
T1204.002 Malicious Link
The PDF contains a critical heuristic firing for a malicious redirector link pointing to ttraff.com, which is also present in the document body. This indicates the document's primary purpose is to lure users to a malicious site. The PDF also exhibits characteristics of a link farm, with numerous external links, suggesting a broader campaign to distribute malicious content. No scripts were extracted, but the presence of the malicious URL is sufficient evidence for this assessment.
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=differentiation+chain+rule+questions+and+answers+pdf
- http://files.downtownklamathfalls.org/uploads/1/3/2/6/132682802/moxizanaxepuve-gijasasepurit.pdf
- http://files.saltdancecompany.com/uploads/1/3/1/4/131438641/494423.pdf
- http://files.mechanicalstorms.com/uploads/1/3/1/6/131607075/2a2129.pdf
- https://cdn.shopify.com/s/files/1/0428/6083/9079/files/82284924256.pdf
- https://cdn.shopify.com/s/files/1/0437/8827/1773/files/divikobaxez.pdf
- https://cdn.shopify.com/s/files/1/0429/8558/6841/files/piladumosoxasapisenegege.pdf
- https://cdn.shopify.com/s/files/1/0436/2849/5001/files/matlab_circle_plot.pdf
- https://cdn.shopify.com/s/files/1/0440/3331/0870/files/juresitutenimivovet.pdf
- https://cdn.shopify.com/s/files/1/0429/6137/1290/files/nevuxolikipimoxowunoxag.pdf
- https://cdn.shopify.com/s/files/1/0428/8924/8924/files/31914036334.pdf
- https://cdn.shopify.com/s/files/1/0428/4681/4374/files/document_classes_latex.pdf
- https://cdn.shopify.com/s/files/1/0432/5313/7576/files/77530490487.pdf
- https://cdn.shopify.com/s/files/1/0432/4828/7912/files/12908465339.pdf
- https://cdn.shopify.com/s/files/1/0428/4514/3207/files/94178229730.pdf
- https://cdn.shopify.com/s/files/1/0431/7596/8928/files/43720935574.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_off000094cd.bin88f9f10b92963100372cc9261b8dc2177b3acbea260aacae935b9146ea6f7910 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x94CD | 5460 bytes |
font_01_sfnt_off0000a771.bind1934627f3850c380f148bb57c837ff08ae1bc5291a627110064678addd397d8 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xA771 | 16208 bytes |
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