MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains numerous embedded links, with a critical heuristic identifying a link to a known malicious redirector. The document body, though heavily obfuscated, also contains a URL pointing to this redirector. The presence of many external PDF links suggests a link farm or SEO manipulation tactic, potentially 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.club/pify?keyword=dong+tu+bat+quy+tac+think
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0435/9123/7794/files/87085452334.pdf
- https://cdn.shopify.com/s/files/1/0431/3939/9842/files/fimak.pdf
- https://cdn.shopify.com/s/files/1/0431/4244/7265/files/biwidufeboxamenezexela.pdf
- https://cdn.shopify.com/s/files/1/0432/2872/5405/files/10874960081.pdf
- https://cdn.shopify.com/s/files/1/0433/7857/3475/files/46934469777.pdf
- https://static.usrfiles.com/ugd/46429b_d940e5e7ec224732aa3418e9d5c9a1ff.pdf
- https://static.usrfiles.com/ugd/83d902_34fafa90341c4490808a8a85930006b6.pdf
- https://static.usrfiles.com/ugd/c618e9_c4804235dc5f4b138737f6b06c4517f9.pdf
- https://static.usrfiles.com/ugd/d01287_55d2144970cd416385dbd8a81cb8ced8.pdf
- https://static.usrfiles.com/ugd/3615fb_7e6a51e37c7d40b78bb7854e7a6aaa5a.pdf
- https://cdn.shopify.com/s/files/1/0431/1059/6775/files/ace_player_vlc_android.pdf
- https://cdn.shopify.com/s/files/1/0431/3759/7596/files/best_android_graphic_games_2019.pdf
- https://static.usrfiles.com/ugd/4e977a_840ed4762045484e962838ec1b06c758.pdf
- https://static.usrfiles.com/ugd/d63aaf_29debc1df57644ddb3a03f5fb8a4d6af.pdf
- https://static.usrfiles.com/ugd/67e251_81269da0065b43d2b311169c1c2c3652.pdf
- https://static.usrfiles.com/ugd/e32576_02a5545efd014321a40fcc96706c4310.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_off000061f6.bine06c2b6e08ea635cace9adf4cbd237a8ab5d5e6b0b65b400d4192a622ccc734c |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x61F6 | 5188 bytes |
font_01_sfnt_off000073b3.bin4318ddb56b467984d07d16a88f8ec2b37fea7d00862c325cb3ca6d8fa5961b53 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x73B3 | 22024 bytes |
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