MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
This PDF file contains a large number of external links, many of which point to PDF files hosted on various domains, indicating a link farm or SEO spam operation. One of the embedded URLs, https://ttraff.ru/pify?keyword=tipos+de+prolapso+de+cordon+umbilical+pdf, is flagged as a known malicious redirector. The ML classifier also strongly indicated maliciousness. The primary purpose appears to be to redirect 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.ru/pify?keyword=tipos+de+prolapso+de+cordon+umbilical+pdf
- http://files.asctransit.com/uploads/1/3/0/7/130776343/7327008.pdf
- http://files.allsaintsmemorial.org/uploads/1/3/0/9/130969937/kekuxet.pdf
- http://files.madisonstinemetz.com/uploads/1/3/0/7/130739570/7447172.pdf
- http://files.theelectricgateco.co.uk/uploads/1/3/0/7/130739165/jimowodevew.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0435/4637/8404/files/47432305719.pdf
- https://cdn.shopify.com/s/files/1/0430/4610/9341/files/62625412141.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/9525543421.pdf
- https://cdn.shopify.com/s/files/1/0432/7673/0533/files/dalusexogofisina.pdf
- https://cdn.shopify.com/s/files/1/0439/5371/7406/files/15586331143.pdf
- https://cdn.shopify.com/s/files/1/0433/9322/0758/files/sogiluwuzawajezeju.pdf
- https://cdn.shopify.com/s/files/1/0433/6097/7048/files/nezurigiwafexuwefemezeru.pdf
- https://cdn.shopify.com/s/files/1/0428/3065/9750/files/72573801989.pdf
- https://cdn.shopify.com/s/files/1/0431/3173/2122/files/depar.pdf
- https://cdn.shopify.com/s/files/1/0432/4596/1383/files/safozigegosusezasi.pdf
- https://cdn.shopify.com/s/files/1/0428/2885/7503/files/ginetuxopi.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_off00005b09.bin356e481f209b168627f03ede9e9a1e4ca3dc792afcbf60226c2ab97235cf345a |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5B09 | 5392 bytes |
font_01_sfnt_off00006d3c.bin05ae9727dce195c49a906c6a65d95158c6ff3efa9fe5a091a4fb74aacad66b9d |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6D3C | 11216 bytes |
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