MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains numerous embedded links, with one identified as a malicious redirector. The document body, though heavily obfuscated, contains URLs that appear to be part of a link farm, likely intended to drive traffic to malicious sites. The ML classifier strongly indicated maliciousness, supporting the attack pattern of luring users to potentially harmful content.
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=android+animated+svg+view
- http://padurotut.incubator143.org/uploads/1/3/1/3/131379394/4068087.pdf
- http://files.jayepstein.org/uploads/1/3/2/3/132302871/a4d609572.pdf
- http://kuzewel.tacticalmitigation.com/uploads/1/3/1/3/131383708/viwemez.pdf
- http://files.287ranchsupply.com/uploads/1/3/0/7/130776142/lajogewapev.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0434/1664/9890/files/prime_time_6th_grade_math_book_answer_key.pdf
- https://cdn.shopify.com/s/files/1/0430/0010/3071/files/32821613595.pdf
- https://cdn.shopify.com/s/files/1/0429/6186/2810/files/mirodot.pdf
- https://cdn.shopify.com/s/files/1/0428/3393/6547/files/72232117786.pdf
- https://cdn.shopify.com/s/files/1/0431/0056/9766/files/mitosis_and_meiosis_color_by_number_answers.pdf
- https://cdn.shopify.com/s/files/1/0430/1851/8681/files/titamazapadinujet.pdf
- https://cdn.shopify.com/s/files/1/0431/3061/8020/files/fun_general_knowledge_quiz_2018_with_answers.pdf
- https://cdn.shopify.com/s/files/1/0428/5733/2895/files/decomposition_of_cellulose_by_microorganisms.pdf
- https://cdn.shopify.com/s/files/1/0432/7217/5784/files/asus_rtn66u_firmware.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_off00005440.bin171b51f8d9f21fa7fde50af8d1a67deb335ee8514392656f4a374d8eeac791a4 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5440 | 5256 bytes |
font_01_sfnt_off0000661a.bin5dde79e3236d7fbcab5e4ba3f34d431334cc1f0fb702524fb4f6d5338e77d571 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x661A | 14068 bytes |
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