MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a critical heuristic firing for a malicious redirector link pointing to 'ttraff.com'. The document body, though heavily obfuscated, also contains this URL. The ML classifier strongly indicates maliciousness. The PDF also exhibits characteristics of a link farm, with numerous embedded URLs, many pointing to Shopify, likely to obscure the malicious redirector.
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/wix?keyword=yajur+veda+sandhyavandanam+in+tamil+language
- https://cdn.shopify.com/s/files/1/0435/3795/7023/files/elementary_row_operations_worksheet.pdf
- https://cdn.shopify.com/s/files/1/0428/2040/3356/files/foxuteguzagalodelunil.pdf
- https://cdn.shopify.com/s/files/1/0431/0876/1751/files/7629367907.pdf
- https://static.usrfiles.com/ugd/e8506d_0c2c8a15684249ccaa8aeb395e4b9b8c.pdf
- https://cdn.shopify.com/s/files/1/0433/0238/7867/files/army_new_uniform_acu.pdf
- https://cdn.shopify.com/s/files/1/0427/9212/4572/files/cinema_4d_r20_tutorial.pdf
- https://cdn.shopify.com/s/files/1/0431/9110/7752/files/pegusotasozomobutazu.pdf
- https://cdn.shopify.com/s/files/1/0428/6038/0327/files/sifat_shalat_nabi_yazid_bin_abdul_qadir_jawas.pdf
- https://cdn.shopify.com/s/files/1/0431/5453/8656/files/ableton_live_10_tutorial.pdf
- https://cdn.shopify.com/s/files/1/0438/4079/8885/files/que_es_psicologia_infantil.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_off0000e9be.bin9403b3a7f8ca2e674acc6a409d6b7eef89d64d9d50f7cac67aef8e6911bc6312 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE9BE | 5436 bytes |
font_01_sfnt_off0000fc22.bin2020aed4108ad8e2b79a55c077a4562926b23a6bb8e14e62fac6bef4914548ae |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFC22 | 16016 bytes |
font_02_sfnt_off00012d81.bine97008b4f1b32f90c4d457f1a6fb2074aa595a4bf6c2b6132e836057d048c9c0 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12D81 | 3196 bytes |
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