MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a mass external link farm, with many links pointing to Shopify domains, a common tactic for SEO poisoning. One of the embedded URLs, 'https://ttraff.cc/pify?keyword=forward+and+reverse+bias+characteristics+of+p+n+junction+diode+pdf', is flagged as a malicious redirector. The document body, though heavily obfuscated, contains this same URL, suggesting the primary intent is to redirect users to malicious infrastructure.
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/pify?keyword=forward+and+reverse+bias+characteristics+of+p+n+junction+diode+pdf
- http://wodugo.dancebaltimore.org/uploads/1/3/2/6/132682989/2f00791991.pdf
- http://files.cookingwithkoko.com/uploads/1/3/0/8/130873983/7790490.pdf
- http://files.alenaephotography.com/uploads/1/3/1/4/131409024/4f4c7c886c6b965.pdf
- http://files.walkerorchestra.com/uploads/1/3/0/7/130775865/df9ad1d7cb4.pdf
- http://files.myallscent.com/uploads/1/3/1/6/131606260/5535500.pdf
- https://cdn.shopify.com/s/files/1/0430/6993/1673/files/zajasesoxudir.pdf
- https://cdn.shopify.com/s/files/1/0437/9348/1885/files/91541355200.pdf
- https://cdn.shopify.com/s/files/1/0432/9262/2998/files/fiwopuxodiromedipikexusip.pdf
- https://cdn.shopify.com/s/files/1/0428/4314/4355/files/figalobatozatatalubo.pdf
- https://cdn.shopify.com/s/files/1/0437/6736/5794/files/48865968231.pdf
- https://cdn.shopify.com/s/files/1/0436/0385/3469/files/tamabiw.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/56655156305.pdf
- https://cdn.shopify.com/s/files/1/0434/6911/1461/files/83670620126.pdf
- https://cdn.shopify.com/s/files/1/0428/4655/2230/files/25989183002.pdf
- https://cdn.shopify.com/s/files/1/0430/5453/0709/files/nibidu.pdf
- https://cdn.shopify.com/s/files/1/0434/3683/4968/files/zabupulul.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_off00006f06.bin727a22d59d362112c81497bec9c240f7a9eda690abe9a7fb66635357247b42d8 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6F06 | 5536 bytes |
font_01_sfnt_off000081eb.binf406926daec019042e6b92188b6d8939d0302445ba812cc84cd8a27bd6f23706 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x81EB | 9960 bytes |
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