MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF file was flagged by a machine learning classifier and contains a significant number of external links, including one pointing to a known malicious redirector. The heuristic 'PDF_MALICIOUS_REDIRECTOR_LINK' indicates a direct link to malicious infrastructure. The presence of numerous links, many hosted on Shopify, suggests a link farm designed to obscure the ultimate destination or to appear legitimate. The document body is heavily obfuscated and unreadable, providing no further context.
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=degradacion+del+plastico+pdf
- http://files.jjfshoes.com/uploads/1/3/2/6/132682030/625fa55.pdf
- http://files.pokeberryexchange.com/uploads/1/3/0/7/130775786/7367018.pdf
- http://files.eeteepees.com/uploads/1/3/1/8/131858044/f60b51.pdf
- https://cdn.shopify.com/s/files/1/0435/1534/7103/files/sidapitonesawedal.pdf
- https://cdn.shopify.com/s/files/1/0440/1342/0702/files/45111299623.pdf
- https://cdn.shopify.com/s/files/1/0431/6259/9585/files/padamemuxegowarezuje.pdf
- https://cdn.shopify.com/s/files/1/0435/9297/4499/files/64249304465.pdf
- https://cdn.shopify.com/s/files/1/0434/0721/2709/files/dakufulepuzimo.pdf
- https://cdn.shopify.com/s/files/1/0430/5040/1945/files/voxadolasexojeze.pdf
- https://cdn.shopify.com/s/files/1/0431/0843/4077/files/47728238486.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/58097506778.pdf
- https://cdn.shopify.com/s/files/1/0434/1353/6925/files/94773584955.pdf
- https://cdn.shopify.com/s/files/1/0428/0582/1599/files/85379283368.pdf
- https://cdn.shopify.com/s/files/1/0429/2172/2015/files/14825527549.pdf
- https://cdn.shopify.com/s/files/1/0431/6259/9584/files/simiteki.pdf
- https://cdn.shopify.com/s/files/1/0433/0278/1083/files/21785089711.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_off00007601.bin5202e7ef0614d62ad11c238f317abebebf65b8a5dbcc73c5c090c0584da21d86 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7601 | 5108 bytes |
font_01_sfnt_off0000876c.bin41ba0e029e8fb124f396235bee96c79063a51b63ff81571808e6aec86e43626e |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x876C | 11340 bytes |
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