MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains numerous links to external PDF files, masquerading as academic content. One of these links redirects to a known malicious domain, ttraff.com, indicating a phishing or malware distribution attempt. The ML classifier also strongly flagged this PDF as malicious.
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.com/pify?keyword=catastrophism+and+uniformitarianism+pdf
- http://files.skycruiseandtravel.com/uploads/1/3/0/7/130775156/mutoweximononu-puteposelo-majibanarabipo-nakurosejexav.pdf
- http://files.risingravenband.com/uploads/1/3/1/3/131384018/buvab.pdf
- http://files.northernmarineinc.com/uploads/1/3/0/8/130813732/vifamalid.pdf
- http://files.shimmerwalls.com/uploads/1/3/0/8/130814687/putukanimewume_kenisarone.pdf
- http://files.roustemis.com/uploads/1/3/2/6/132682063/df74616f1a0.pdf
- https://cdn.shopify.com/s/files/1/0429/6251/8182/files/lisowomigu.pdf
- https://cdn.shopify.com/s/files/1/0435/2458/7672/files/zuwowo.pdf
- https://cdn.shopify.com/s/files/1/0435/3848/1311/files/55656622957.pdf
- https://cdn.shopify.com/s/files/1/0431/3179/7668/files/nuzisuteli.pdf
- https://cdn.shopify.com/s/files/1/0434/7772/9430/files/jikapobabefobexadomife.pdf
- https://cdn.shopify.com/s/files/1/0436/5425/0654/files/25702669556.pdf
- https://cdn.shopify.com/s/files/1/0439/0522/0776/files/22146140212.pdf
- https://cdn.shopify.com/s/files/1/0435/6397/4805/files/96326003896.pdf
- https://cdn.shopify.com/s/files/1/0432/5667/6507/files/zubadizuxup.pdf
- https://cdn.shopify.com/s/files/1/0431/9854/6084/files/danelab.pdf
- https://cdn.shopify.com/s/files/1/0431/6617/1285/files/sleep_disorders_psychology.pdf
- https://cdn.shopify.com/s/files/1/0433/3705/6411/files/feganirereza.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_off00007139.bin6ff3e0cbacf785961a81aa13a554bbfdf68d512f11a45445523b5be5d610b1bf |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7139 | 5152 bytes |
font_01_sfnt_off0000828f.bin0a8abe5667d6862b5d2c777c9a84de92d826bab83945e5d3a8be7d290559fda1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x828F | 13092 bytes |
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