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 sites, which is indicative of a link farm designed to manipulate search engine rankings or redirect users to malicious content. The heuristic 'PDF_MALICIOUS_REDIRECTOR_LINK' specifically flags a URL leading to a known malicious redirector. The presence of multiple Shopify-hosted PDF links further supports the link farm characteristic.
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=commutative+property+of+multiplication+worksheets+pdf
- http://files.cloud509ml.com/uploads/1/3/1/4/131483020/vekevoxefuwave.pdf
- http://files.thecatholiccrusade.com/uploads/1/3/2/7/132710745/bosasuzalojugal.pdf
- http://files.troizel.com/uploads/1/3/1/4/131453493/8840033.pdf
- http://files.ellabonitastores.com/uploads/1/3/0/9/130969146/1129452.pdf
- http://files.antoniodavidsinopoli.com/uploads/1/3/0/8/130873907/4090271.pdf
- https://cdn.shopify.com/s/files/1/0430/9526/1333/files/tefulosukirutefupobeve.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/vatajimawi.pdf
- https://cdn.shopify.com/s/files/1/0430/8910/0951/files/laxafijopurifax.pdf
- https://cdn.shopify.com/s/files/1/0432/6473/7438/files/finewoxipaseni.pdf
- https://cdn.shopify.com/s/files/1/0435/4444/5092/files/lotazuwurofukufijazenadu.pdf
- https://cdn.shopify.com/s/files/1/0435/6079/6318/files/79362271205.pdf
- https://cdn.shopify.com/s/files/1/0431/6073/1803/files/55068514266.pdf
- https://cdn.shopify.com/s/files/1/0435/1010/4228/files/rizerikuloxexetoxibejo.pdf
- https://cdn.shopify.com/s/files/1/0432/2410/5124/files/27343062858.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/
- https://cdn.shopify.com/s/files/1/0430/8910/0951/files/laxafijopurifax.pd
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00006887.binacfc7af788b4c2cc2492f58b52e3f1f3e2957dd0bb40ecee866ae243f06b3a12 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6887 | 5616 bytes |
font_01_sfnt_off00007b96.bin8238b423202f49a69972cb4706b7b3e5d0a9592e0f6d03c8e8913e5beaa6812d |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7B96 | 13392 bytes |
font_02_sfnt_off0000a5d7.bin586fd2d47d7ef655ac8fcedaf3a17ac43b55ee34544d24df6525aba8b365c669 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xA5D7 | 16116 bytes |
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