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 of which point to a link farm hosted on Shopify. One of the primary links directs to a known malicious redirector infrastructure at 'ttraff.com'. The document body, though heavily obfuscated, contains the same lure text as the malicious URL, suggesting a social engineering attempt to trick users into clicking malicious links. The ML classifier strongly indicates maliciousness.
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=benefits+of+artificial+intelligence+in+education+pdf
- http://files.offtovenus.com/uploads/1/3/0/7/130776786/9292976.pdf
- http://bolifo.kikwetujournal.com/uploads/1/3/0/8/130874631/724238.pdf
- http://files.myviewpointon.org/uploads/1/3/0/7/130739789/wiserasibop.pdf
- http://files.rbpaintcompany.com/uploads/1/3/2/6/132682282/xozokotafoferit-kugur.pdf
- http://fipewima.myrabbisings.com/uploads/1/3/1/3/131384401/gakos.pdf
- https://cdn.shopify.com/s/files/1/0433/0009/4112/files/2130310607.pdf
- https://cdn.shopify.com/s/files/1/0430/9201/7305/files/22571173202.pdf
- https://cdn.shopify.com/s/files/1/0428/6365/7119/files/vejebaxawesupisinafo.pdf
- https://cdn.shopify.com/s/files/1/0435/1465/8980/files/52745172484.pdf
- https://cdn.shopify.com/s/files/1/0440/0611/3430/files/pigotuk.pdf
- https://cdn.shopify.com/s/files/1/0431/4424/9499/files/notapi.pdf
- https://cdn.shopify.com/s/files/1/0429/2991/4012/files/rbse_class_11_biology_book_download.pdf
- https://cdn.shopify.com/s/files/1/0431/6135/4404/files/73591686078.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/16175378270.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_off0000741d.bin032ac26972fa165533172abfa7f2dd3fccfba26ed2815ccc10e24577ff6ebb70 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x741D | 5372 bytes |
font_01_sfnt_off0000866b.bin01e260b6fafec57e930d8e83d4d132a6b883af5aa0f247ddc21fb5b940d8e21b |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x866B | 10032 bytes |
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