MALICIOUS
150
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a large number of embedded links, many of which point to domains associated with link farms and redirectors. One such link, https://ttraff.com/wb?keyword=introduction%20to%20management%20accounting%20notes%20pdf, is identified as a malicious redirector. The document body, though heavily obfuscated, contains similar URLs, suggesting a coordinated effort to direct users to potentially harmful sites. The ML classifier also strongly indicated maliciousness.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 3
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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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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/wb?keyword=introduction%20to%20management%20accounting%20notes%20pdf
- http://files.rockingcleatherandboutique.com/uploads/1/3/1/3/131383510/7375545.pdf
- http://files.bookhivebeerclub.com/uploads/1/3/0/9/130969910/f65beae6b726.pdf
- http://files.allenhurstapts.com/uploads/1/3/1/4/131482892/646d2043856.pdf
- http://files.dukeunccls.com/uploads/1/3/1/4/131483371/6017493.pdf
- http://files.thewallssager.com/uploads/1/3/0/7/130775846/zofudaxeluzun-vogake.pdf
- http://files.retirementtimeline.com/uploads/1/3/1/4/131483154/gupebagig.pdf
- http://files.grottonsinchile.org/uploads/1/3/2/7/132740294/bugopogokudu.pdf
- http://files.leeshearman.com/uploads/1/3/0/7/130739828/duvozujedadibub-xifogerapimewaj-bemezinifu-popiza.pdf
- http://files.tierrasmith.com/uploads/1/3/1/3/131398517/7846331.pdf
- http://files.frenchstandardpoodles.com/uploads/1/3/0/8/130814145/simez.pdf
- http://files.fre
- https://rogofuxeviso.files.wordpress.com/2020/07/46027913632.pdf
- https://niwupaxav18340559.files.wordpress.com/2020/06/vazojijitezovum.pdf
- https://sabaliku.files.wordpress.com/2020/06/tijineluvumufuraz.pdf
- https://jiwuxepasika.files.wordpress.com/2020/06/bisegaxunolotu.pdf
- https://lidalavanepu.files.wordpress.com/2020/07/7185475103.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/95909873105.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/15796621189.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/xozujegemuzudileruzodedus.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/mirizopenifipometetotagoz.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/
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off000064f0.bin70be6a7c7675c05f8d2ece6b7d196d3ae1ba2508cd7bded74789ec4fc720bf2a |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x64F0 | 5264 bytes |
font_01_sfnt_off000076b3.bin5063ea42c8e6c7b5a0ff2f269274158db8b834d71239d26894d364fc32d7dc7c |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x76B3 | 9536 bytes |
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