MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a link to a redirector service, which is a common technique for delivering malicious payloads. The document body, though heavily obfuscated, contains the URL that is also flagged by the PDF_MALICIOUS_REDIRECTOR_LINK heuristic. The PDF_SEO_LINK_FARM heuristic indicates the PDF is part of a link farm, likely to improve search engine ranking for malicious content. The ML_NYX_PDF_MALICIOUS heuristic strongly suggests malicious intent.
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.com/pify?keyword=cancer+de+piel+tipos+pdf
- http://files.joernburmester.de/uploads/1/3/1/1/131164270/5015754.pdf
- http://files.girlsrockourworldsummercamp.com/uploads/1/3/1/8/131856112/784fe73d5b200c1.pdf
- http://files.yodopay.com/uploads/1/3/2/3/132303248/1602960.pdf
- https://cdn.shopify.com/s/files/1/0430/4394/6649/files/business_balance_sheet_template.pdf
- https://cdn.shopify.com/s/files/1/0433/4754/2175/files/libuxino.pdf
- https://cdn.shopify.com/s/files/1/0440/6883/1382/files/bailes_tipicos_de_nicaragua.pdf
- https://cdn.shopify.com/s/files/1/0428/5743/1196/files/cinema_for_spanish_conversation.pdf
- https://cdn.shopify.com/s/files/1/0440/6283/4853/files/41494209439.pdf
- https://cdn.shopify.com/s/files/1/0432/8390/6724/files/vudewedazepasugojoletizog.pdf
- https://cdn.shopify.com/s/files/1/0430/7235/6509/files/sovuwipu.pdf
- https://cdn.shopify.com/s/files/1/0429/9459/8047/files/nifade.pdf
- https://cdn.shopify.com/s/files/1/0427/9320/5916/files/sopogadadijizifogimi.pdf
- https://cdn.shopify.com/s/files/1/0437/8296/3361/files/daruwebaxanudeworikij.pdf
- https://cdn.shopify.com/s/files/1/0433/8502/8758/files/25568441200.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_off0000b622.bin4a39f35e97d2a9cbf7d05f1c657f914c638515800021934cc464ea9c6ccee442 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB622 | 5052 bytes |
font_01_sfnt_off0000c75b.bin2abe460879913da838051e348fe653309ac840b3fbfc1e4567e98c2ca1e9a102 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC75B | 11208 bytes |
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