MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a large number of embedded links, many pointing to external resources, which is indicative of a link farm or redirection scheme. One of the primary links directs to a known malicious redirector. The document body, though heavily obfuscated, contains references to the primary malicious URL and several benign-looking Shopify URLs, likely used to mask the malicious activity. The ML classifier 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.ru/pify?keyword=cftc+cot+report+chart
- http://nawonew.a-1autoinc.com/uploads/1/3/1/4/131453724/sozavosijun-gizamugano-xaxusufuzevi.pdf
- http://sedigo.travelblogbylily.com/uploads/1/3/0/7/130738870/sonigilolape.pdf
- http://files.betinagozo.com/uploads/1/3/1/6/131636956/c50fbe338d1.pdf
- http://famijovu.atomicconcepts.net/uploads/1/3/1/6/131637562/dopulufiroj.pdf
- https://cdn.shopify.com/s/files/1/0429/3958/0575/files/dejizinopaz.pdf
- https://cdn.shopify.com/s/files/1/0438/5862/4672/files/nomofovipebewi.pdf
- https://cdn.shopify.com/s/files/1/0437/5996/0218/files/idioms_worksheets_6th_grade.pdf
- https://cdn.shopify.com/s/files/1/0432/9137/7828/files/pewevepem.pdf
- https://cdn.shopify.com/s/files/1/0430/5177/8202/files/24015780432.pdf
- https://cdn.shopify.com/s/files/1/0437/7575/4389/files/bavikejevaroneneg.pdf
- https://cdn.shopify.com/s/files/1/0430/1042/4993/files/xomedanasigozosovimujanof.pdf
- https://cdn.shopify.com/s/files/1/0429/0304/4263/files/60711158176.pdf
- https://cdn.shopify.com/s/files/1/0437/3502/3765/files/beneficial_ownership_certification_form_fincen.pdf
- https://cdn.shopify.com/s/files/1/0433/3695/8104/files/20681138191.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_off00005acf.binbad8f6399f80bdff6c41a6a2d17dda813c261163ef59957be6c64d440bf87757 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5ACF | 4796 bytes |
font_01_sfnt_off00006b16.bin310207841cc1431f66533ad808fab7473b28ab6c35af7eed316d2e9d30c0b5c4 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6B16 | 9980 bytes |
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