MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains a large number of embedded links, many of which point to a link farm hosted on Shopify. One of these links, https://ttraff.ru/pify?keyword=synaptics++windows+7, is identified as a malicious redirector. The document body, though heavily obfuscated, contains references to 'Synaptics windows 7' and the malicious URL, suggesting a lure to trick users into clicking the link. The ML classifier also strongly flagged this PDF as malicious.
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=synaptics++windows+7
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- http://www.daltonmaag.com/
- https://cdn.shopify.com/s/files/1/0436/0149/4179/files/nogexolegufomar.pdf
- https://cdn.shopify.com/s/files/1/0434/8156/3286/files/napogolo.pdf
- https://cdn.shopify.com/s/files/1/0433/0386/2440/files/72286604720.pdf
- https://cdn.shopify.com/s/files/1/0433/1782/1605/files/how_do_i_uninstall_uplay_launcher.pdf
- https://cdn.shopify.com/s/files/1/0432/2312/2084/files/13989089636.pdf
- https://cdn.shopify.com/s/files/1/0432/6080/5280/files/fevipukugaxixa.pdf
- https://static.usrfiles.com/ugd/dcfb95_abf9b35e5082488981339ad6daf92f8c.pdf
- https://static.usrfiles.com/ugd/278743_5aee0fe967a74ec5a530e34ae61b4a9a.pdf
- https://static.usrfiles.com/ugd/0cd019_32ed66da43dc4c61a22d727eac8160b4.pdf
- https://static.usrfiles.com/ugd/7598fa_fdcfe1e8417a44b5999fd0a9b4ced2f1.pdf
- https://static.usrfiles.com/ugd/34ec99_ea8733e2cbcc4b28be321ff5d6654078.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_off000053eb.bin82cfa680896cadb339ad816b790b3fefa84428ada9552bc71c0b30866652a2aa |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x53EB | 4984 bytes |
font_01_sfnt_off000064f8.bin478eebc4922afc96a8dd1f06890a6099743bdf69c99cccadad520e435677089d |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x64F8 | 10160 bytes |
font_02_sfnt_off000087b8.bind1f4a20f0e35a0564be54678b929bb8c711862c507f070c2b9a6abea8daf4378 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x87B8 | 4324 bytes |
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