MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file was flagged by a machine learning classifier as malicious and contains a large number of external links, a technique often used for SEO poisoning or to distribute malicious content. One of the embedded URLs, 'https://ttraff.ru/wix?keyword=halua+song+odia', is identified as a known malicious redirector. The document body contains garbled text along with several URLs, reinforcing the link-farming and redirection attack pattern.
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/wix?keyword=halua+song+odia
- https://static.usrfiles.com/ugd/b8c837_574a705aa07d4f799105fe34f2ab17ff.pdf
- https://static.usrfiles.com/ugd/b8c837_d14c48d4c1664a3da4a58274d6d36e87.pdf
- https://static.usrfiles.com/ugd/d162e3_277b039ea9b04ba984d28bae48a56587.pdf
- https://static.usrfiles.com/ugd/b8c837_cf983a6072bc472299123ea11dcf430b.pdf
- https://static.usrfiles.com/ugd/b8c837_0b7ea52f661440188443e6796643502e.pdf
- https://static.usrfiles.com/ugd/b8c837_60aaf34d57d44d2e8efb5eab3e0cbb27.pdf
- https://static.usrfiles.com/ugd/b8c837_868d8264d78d4aec8feb2fc91f93e382.pdf
- https://cdn.shopify.com/s/files/1/0439/3841/4760/files/lumejafeza.pdf
- https://cdn.shopify.com/s/files/1/0430/4021/1097/files/39787709435.pdf
- https://cdn.shopify.com/s/files/1/0427/8131/1132/files/how_to_lubricate_a_proform_elliptical.pdf
- https://cdn.shopify.com/s/files/1/0431/7092/2652/files/powerpoint_custom_templates_location.pdf
- https://cdn.shopify.com/s/files/1/0429/5586/6263/files/word_art_generator.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 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00005e91.bin9b3b1ae3b12bda11df607f0399539bd7309b357066064a93fdf3b105d6f06779 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5E91 | 4856 bytes |
font_01_sfnt_off00006f22.binb9f4005e804c8d934c2b223aeef48a59bf717a27de99941178c002409c183328 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6F22 | 15676 bytes |
font_02_sfnt_off0000a0a5.bine93acd332f5893643511f4cefd38969ad5c744ad1b08842a788b6be7d277dd15 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xA0A5 | 16204 bytes |
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