MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains a link farm pointing to numerous external PDF files, with one primary link identified as a malicious redirector. The document body, though heavily obfuscated, contains the URL 'https://ttraff.cc/pify?keyword=english+story+pdf+mp3+download', which is flagged as malicious. This suggests the document is designed to redirect users to potentially harmful content, likely for phishing or malware distribution.
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=english+story+pdf+mp3+download
- http://files.paiboon.biz/uploads/1/3/1/4/131406762/1208977.pdf
- http://files.yourinspiredwellness.com/uploads/1/3/1/6/131637279/3849766.pdf
- http://files.circle5feeds.com/uploads/1/3/1/1/131164472/9595537.pdf
- http://files.oregondunestriathlon.com/uploads/1/3/1/3/131383384/6395803.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0427/7927/9527/files/kenisog.pdf
- https://cdn.shopify.com/s/files/1/0433/4636/2527/files/napevenatogujun.pdf
- https://cdn.shopify.com/s/files/1/0438/8575/6568/files/padukazaxawu.pdf
- https://cdn.shopify.com/s/files/1/0431/1869/0458/files/3m_scotch_tape.pdf
- https://cdn.shopify.com/s/files/1/0428/4776/4636/files/history_of_computer_hardware_and_software.pdf
- https://cdn.shopify.com/s/files/1/0436/9013/1609/files/61199924254.pdf
- https://cdn.shopify.com/s/files/1/0431/3192/8730/files/what_is_case_hardening.pdf
- https://cdn.shopify.com/s/files/1/0432/1683/0632/files/gesozuleperasoso.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/velokiw.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_off00005e55.bin7dd0c7c7107c09152dc3b3ddfcc7757d2a1b6b980f0e245cd81bd3e6d9ed7287 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5E55 | 5768 bytes |
font_01_sfnt_off000071ee.binfb08fa79c75440855d69dfc7ed0d57cc33090d18fae02cfe36a96942f32ca797 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x71EE | 9852 bytes |
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