MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF document is designed as a lure, masquerading as an architect portfolio template to entice users to click on embedded links. These links lead to a link farm hosting numerous other PDF files, ultimately redirecting to malicious infrastructure. The ML classifier strongly indicates malicious intent, and the presence of a redirector link confirms the attempt to lead users to 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.cc/wb?keyword=architect%20portfolio%20template%20pdf#architect+portfolio+template+pdf
- http://files.skincarebyadrianag.com/uploads/1/3/0/7/130775827/6a94d7.pdf
- http://files.poleshiftnews.com/uploads/1/3/2/8/132815961/493882.pdf
- http://files.iluvmemore.com/uploads/1/3/2/3/132302815/ea158.pdf
- http://files.williammonaguenativeart.com/uploads/1/3/0/7/130739747/vunidegote.pdf
- http://files.hallielee.com/uploads/1/3/2/8/132815961/5788720.pdf
- http://files.orangehistory.org/uploads/1/3/1/3/131380998/6a7d3c8e67aa6.pdf
- http://files.dlfinancial.org/uploads/1/3/1/3/131379749/tobij.pdf
- http://files.killjoy.info/uploads/1/3/2/8/132816158/444fa6d86d0810f.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://kofimefek.files.wordpress.com/2020/06/97887574771.pdf
- https://nosuvul.files.wordpress.com/2020/06/wimubo.pdf
- https://pezufonitibi.files.wordpress.com/2020/07/81047254513.pdf
- https://duxijepur.files.wordpress.com/2020/06/bobedalotimasigafa.pdf
- https://xipunibeneta.files.wordpress.com/2020/06/94424715301.pdf
- https://dekosim.files.wordpress.com/2020/07/46665915014.pdf
- https://dizujased.files.wordpress.com/2020/07/mobuvufupipukax.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_off0000680b.bina127c6e31e35d11bde28da20defbfcf52bccdca87eb391386732648cd6d3a118 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x680B | 4888 bytes |
font_01_sfnt_off0000789d.binfa05b2d28e26c8cddae1d6b5bf52e7f6f69a362902c3430d2b98534113f6a377 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x789D | 9868 bytes |
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