MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains numerous embedded links, with one identified as a malicious redirector. The document body, though heavily obfuscated, includes the URL 'https://ttraff.ru/pify?keyword=bunco+score+sheets+3+rounds', which is flagged as malicious. The presence of a link farm suggests an attempt to distribute malicious content or engage in SEO manipulation for malicious purposes.
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/pify?keyword=bunco+score+sheets+3+rounds
- http://files.avriltahoe.com/uploads/1/3/1/1/131164476/372d5134135.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- http://www.daltonmaag.com/
- https://cdn.shopify.com/s/files/1/0432/3124/8539/files/juxoxizibasebesoni.pdf
- https://cdn.shopify.com/s/files/1/0433/7513/2824/files/terotufuwogaririnir.pdf
- https://cdn.shopify.com/s/files/1/0429/3135/5807/files/serusugixi.pdf
- https://cdn.shopify.com/s/files/1/0439/8543/6830/files/data_abstraction_and_problem_solving_with_c_solution_manual.pdf
- https://cdn.shopify.com/s/files/1/0427/6980/9564/files/74943190807.pdf
- https://cdn.shopify.com/s/files/1/0430/4008/0021/files/mehrsa_baradaran_the_color_of_money.pdf
- https://cdn.shopify.com/s/files/1/0429/2375/3635/files/tefonodesigodilukalowiliv.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/gejazopemovaro.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/zofoxi.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 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00005ae5.binaf40faa7ed64f0fb9a9ff496c31d720f15294ea749157dc71cf2bb19007aeec5 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5AE5 | 4832 bytes |
font_01_sfnt_off00006b38.bine5a4539efb2dda2fa9b29fbf32a58ec0074ae3c608e634c3aa56d16e25ace275 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6B38 | 9956 bytes |
font_02_sfnt_off00008d5b.binff5f0ef16caf3e97cd1984b3a03ea88e11eab8cf63d2ee006085a4b9995833f3 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8D5B | 4324 bytes |
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