MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
This PDF document contains a heuristic firing indicating it links to known malicious redirector infrastructure. The document body and embedded link objects contain numerous URLs, with the primary malicious URL being https://ttraff.ru/pify?keyword=wildfire+syml+piano+sheet+music. This suggests the document's purpose is to redirect users to malicious sites, likely for phishing or malware distribution, aligning with the Spearphishing Attachment technique.
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=wildfire+syml+piano+sheet+music
- http://wadoda.wellnessunderground.net/uploads/1/3/1/6/131606263/sibikikonasilupejula.pdf
- http://files.ashlandaccess.com/uploads/1/3/0/8/130813913/pilolujufowi_fobuxaxudel_rozinikutemise_xuremuduwa.pdf
- http://files.ibew23.org/uploads/1/3/2/6/132681336/6457202.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- http://www.daltonmaag.com/
- https://cdn.shopify.com/s/files/1/0435/4624/7332/files/91124586636.pdf
- https://cdn.shopify.com/s/files/1/0434/2287/5797/files/nabaxamupala.pdf
- https://cdn.shopify.com/s/files/1/0437/7437/8138/files/ages_and_stages_3_questionnaire.pdf
- https://cdn.shopify.com/s/files/1/0437/6238/5045/files/rorewan.pdf
- https://cdn.shopify.com/s/files/1/0449/4046/0200/files/android_or_ios_security.pdf
- https://cdn.shopify.com/s/files/1/0435/3458/1911/files/depufogekokuposukupud.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/99839510681.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/62386903812.pdf
- https://cdn.shopify.com/s/files/1/0427/6781/0726/files/beketibekoripozenudubileb.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_off00004afd.bin76a118ca0c138345b2816b93bfbf4a8b1296255b1af2abf38367e39cdb0a1337 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x4AFD | 5392 bytes |
font_01_sfnt_off00005d2c.bin60ce9c6a0f8c49ca08c32668fa67fe6d4a4bdddafdaba40e427f0ea0f4a8b6ab |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5D2C | 15168 bytes |
font_02_sfnt_off00008c1e.bind1f4a20f0e35a0564be54678b929bb8c711862c507f070c2b9a6abea8daf4378 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8C1E | 4324 bytes |
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