MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains numerous links, with a critical heuristic identifying a link to a known malicious redirector. The document body, though heavily obfuscated, contains a URL that appears to be the primary lure. The presence of multiple external links suggests an attempt to create a link farm for SEO poisoning or to distribute malicious content.
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=feeder+driver+ups
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0431/3104/4007/files/heart_shaped_box_bass_tab.pdf
- https://cdn.shopify.com/s/files/1/0435/0096/1947/files/32750123251.pdf
- https://cdn.shopify.com/s/files/1/0462/6645/0074/files/vpn_client_for_windows_10.pdf
- https://cdn.shopify.com/s/files/1/0439/4162/6011/files/dolor_abdominal_agudo_quirurgico.pdf
- https://cdn.shopify.com/s/files/1/0431/8471/7979/files/order_of_operations_free_worksheets_5th_grade.pdf
- https://cdn.shopify.com/s/files/1/0435/0319/0181/files/digapumolokemewelulonal.pdf
- https://cdn.shopify.com/s/files/1/0432/8154/7428/files/3972913898.pdf
- https://cdn.shopify.com/s/files/1/0433/9033/7189/files/nibetomepewonanusagozavi.pdf
- https://static.usrfiles.com/ugd/97aff7_a935a96ac6e54dce9cdb4bcf517beb1e.pdf
- https://static.usrfiles.com/ugd/e4a001_03afc03f70f94aa6bad39aa6749dcbf6.pdf
- https://static.usrfiles.com/ugd/865d50_83655d59b92b4e7590f476c72bc18190.pdf
- https://static.usrfiles.com/ugd/18122d_d026b8904b1c4f7990e796ea245ef872.pdf
- https://static.usrfiles.com/ugd/eb4c03_7197d5ae55ad4e9ea6215718c714f52f.pdf
- https://static.usrfiles.com/ugd/735189_e0d9cd3a5d71472eb32dfd6752aa7d53.pdf
- https://static.usrfiles.com/ugd/7ff653_7a9a982b075f4949977c9e885d058883.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_off0000ac31.bin0a17bd865deb1231de033e497ed9427e6dd4804a5737ab7ecf82d593e6f120ca |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xAC31 | 4724 bytes |
font_01_sfnt_off0000bc58.binac81902dfdae935939725d9976ef22704e35f0082ebcf2e3f5715fbdd3dd0928 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xBC58 | 10860 bytes |
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