MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
This PDF document contains numerous embedded links, with a critical heuristic identifying it as a malicious redirector and a link farm. The primary link directs to 'ttraff.ru', a known malicious redirector. The document body, though heavily obfuscated, contains a reference to the same URL, suggesting an attempt to drive traffic to malicious infrastructure. No scripts were extracted, but the PDF structure itself facilitates the malicious redirection.
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.ru/pify?keyword=philanthropy+definition+pdf
- http://files.westerncanineacademy.ca/uploads/1/3/1/3/131383664/lobop.pdf
- http://files.thomaslay.com/uploads/1/3/1/3/131398279/nanojiwivaxilifixu.pdf
- http://files.mapdesignassociates.com/uploads/1/3/0/7/130776575/vusidomajaxexato.pdf
- http://files.newellbooks.com/uploads/1/3/0/8/130813797/vapujulo_rajeker_vewidufe.pdf
- http://files.nooksackvalleyriders.org/uploads/1/3/1/6/131607374/499896.pdf
- http://files.littlescholarsri.com/uploads/1/3/2/6/132681026/38694.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://rifilaru.files.wordpress.com/2020/06/wewinera.pdf
- https://nikiruweti.files.wordpress.com/2020/06/kepimeguxuxalidurirawu.pdf
- https://bijezopu.files.wordpress.com/2020/07/29900809907.pdf
- https://cdn.shopify.com/s/files/1/0433/5930/5880/files/gixovonugawoxuxeliri.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/wijabogose.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/96226605796.pdf
- https://cdn.shopify.com/s/files/1/0431/1190/7488/files/wetabed.pdf
- https://cdn.shopify.com/s/files/1/0428/9586/8067/files/duxejodeka.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_off0000d21b.bin4f2b24033cbdf1e5eaa46ea96e337ea8b34b395bb47b715e2f2dbc2c5b9a7590 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD21B | 4844 bytes |
font_01_sfnt_off0000e283.bin1fc03cf3e26b558c3380ef735861fb30c11941880161aac6811bcd24895c2894 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE283 | 11000 bytes |
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