MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains embedded links that are part of a link farm, with one critical link identified as a malicious redirector. The document body, though heavily obfuscated, contains text related to 'Windows 10 64 bit for pc' and the malicious URL, suggesting a lure to trick users into clicking the malicious link. The ML classifier also strongly indicated maliciousness.
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.me/wix?keyword=windows+10+64+bit+for+pc
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- http://www.daltonmaag.com/
- https://static.usrfiles.com/ugd/b8c837_9cc8506eb33d413a80025dac45783ca4.pdf
- https://static.usrfiles.com/ugd/0fdb6d_564c34229add489081bda04b106b009d.pdf
- https://static.usrfiles.com/ugd/a2e20a_4e8e589fb77440eaaa5ab70c20a0144f.pdf
- https://static.usrfiles.com/ugd/d1d005_39495d3878a8451f96a7a8d8d5c2ea30.pdf
- https://static.usrfiles.com/ugd/ac72e0_07870d9f16aa43c68cc1efbb93ade004.pdf
- https://static.usrfiles.com/ugd/ae15ca_5662788a0e354bd7825143bd3c55e34c.pdf
- https://static.usrfiles.com/ugd/b8c837_fbc05465ae0a4ac48cead0826860b0c9.pdf
- https://static.usrfiles.com/ugd/99965f_6fd6b2834cff4ab69ce4d2272eae6b47.pdf
- https://static.usrfiles.com/ugd/b8c837_12b032929c1c4d90a34db89513d70f04.pdf
- https://cdn.shopify.com/s/files/1/0432/7840/1700/files/bryant_evolution_thermostat_manual.pdf
- https://cdn.shopify.com/s/files/1/0434/6131/2676/files/35410391636.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 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00006427.binb00eae68261525c71f30ed83d5230d2ccf22dd5829b324182c4cc6a007ba91fb |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6427 | 5256 bytes |
font_01_sfnt_off00007627.binbfe450d868d0e6f6b39b4e02f5be9a0fc5c822a91e5bf1215331ba03f48430e3 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7627 | 10316 bytes |
font_02_sfnt_off00009984.bin05d2457133b820fa77aa358e30e9acfbad3f04c46ced9a37296d9311117db176 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x9984 | 4324 bytes |
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