MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains embedded links that lead to a known malicious redirector, indicating an attempt to direct users to harmful content. The document body, though heavily obfuscated, contains text related to refrigeration systems and a URL that matches the malicious redirector. The presence of numerous external PDF links further suggests a link farm or SEO manipulation tactic to distribute malicious 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.cc/wix?keyword=componentes+del+sistema+de+refrigera
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0430/7202/8823/files/64134999285.pdf
- https://cdn.shopify.com/s/files/1/0435/1698/5503/files/94961320919.pdf
- https://cdn.shopify.com/s/files/1/0431/4231/6186/files/81785223842.pdf
- https://cdn.shopify.com/s/files/1/0433/3548/3551/files/werabudabupunumuvi.pdf
- https://static.usrfiles.com/ugd/b8c837_57a65f72c6064b2cb086bc54a51b850a.pdf
- https://static.usrfiles.com/ugd/ade4e6_e4d0957c2c47493eb534530d5fb46246.pdf
- https://static.usrfiles.com/ugd/d94ae5_27858ca2f6764c548acc8a186573ae1e.pdf
- https://cdn.shopify.com/s/files/1/0430/4633/8709/files/overcoming_anorexia_nervosa.pdf
- https://cdn.shopify.com/s/files/1/0440/8557/5832/files/firesuxavut.pdf
- https://cdn.shopify.com/s/files/1/0428/5107/4214/files/liwadobupezu.pdf
- https://cdn.shopify.com/s/files/1/0438/0613/0337/files/ruximawejupamaxoguremino.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_off0000695a.bind2cf166fc0488207dc626ac34710c438bb3af1f2b3c766eacc52a04f644898bc |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x695A | 5268 bytes |
font_01_sfnt_off00007b26.bind6c650b54859795464ebf91503eec0db34c930d4247719d29415b0b7128c940b |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7B26 | 10640 bytes |
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