MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious File
The PDF file contains a large number of external links, many pointing to PDF files hosted on Shopify, indicating a link farm. One of the primary links, 'https://ttraff.cc/pify?keyword=a.+n.+c.+full+form', is identified as a malicious redirector. The ML classifier also strongly flagged this PDF as malicious. The document body contains obfuscated text and the embedded URLs suggest a distribution or redirection mechanism.
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.cc/pify?keyword=a.+n.+c.+full+form
- http://files.odera.net/uploads/1/3/1/4/131454190/851b0387.pdf
- http://files.widlundbrothers.com/uploads/1/3/0/7/130775760/b5ca2ccfd1b75.pdf
- http://wawupixo.modernvoguephotography.com/uploads/1/3/1/8/131858661/tojifilonoze.pdf
- http://files.lifeteaa.com/uploads/1/3/2/6/132695347/ninewufila.pdf
- https://cdn.shopify.com/s/files/1/0431/1498/7682/files/tekubugezirevubilojavavo.pdf
- https://cdn.shopify.com/s/files/1/0429/5491/6003/files/nolonib.pdf
- https://cdn.shopify.com/s/files/1/0433/9728/3992/files/bebatikoreboboxuj.pdf
- https://cdn.shopify.com/s/files/1/0432/0903/1840/files/spatial_join_postgres_points_polygons.pdf
- https://cdn.shopify.com/s/files/1/0435/0086/3640/files/all_american_girl_meg_cabot.pdf
- https://cdn.shopify.com/s/files/1/0428/9842/3967/files/64521792500.pdf
- https://cdn.shopify.com/s/files/1/0432/3160/8989/files/clinical_embryology_textbook.pdf
- https://cdn.shopify.com/s/files/1/0428/6644/2406/files/wonuliludutelugoj.pdf
- https://cdn.shopify.com/s/files/1/0438/6878/2757/files/terawosafuvodozejep.pdf
- https://cdn.shopify.com/s/files/1/0436/7079/8489/files/16542768300.pdf
- https://cdn.shopify.com/s/files/1/0431/5014/7745/files/voyage_en_autistan.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 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00007607.binfd0b4c8efa72640a0b54214b7e89e8585c85c94e6c6345e0c9ca837d5055a23d |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7607 | 4660 bytes |
font_01_sfnt_off000085c3.bin140470036d1698e14fad8d95012a5d9e6de74679a8fbb1fe9383fcd9d031ff10 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x85C3 | 12212 bytes |
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