MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains a large number of embedded links, with one identified as a malicious redirector. The ML classifier also strongly indicated maliciousness. The document body, though heavily obfuscated, contains a URL that matches the malicious redirector identified by heuristics, suggesting an attempt to lure users to malicious sites.
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=harlequins+40k+pdf
- http://files.elixirespressobar.com/uploads/1/3/0/9/130969545/bapiliwukelifed_rulidaxusin_mowowosajesepis_mogulovopuvo.pdf
- http://nevij.stjohnsartcamp.com/uploads/1/3/0/9/130969204/5138de.pdf
- http://files.rireboutique.com/uploads/1/3/0/7/130776542/1230526.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0431/5657/0266/files/44461118294.pdf
- https://cdn.shopify.com/s/files/1/0430/6622/8898/files/60629648302.pdf
- https://cdn.shopify.com/s/files/1/0435/6833/2968/files/bach_chaconne_segovia.pdf
- https://cdn.shopify.com/s/files/1/0432/5202/3458/files/59215319136.pdf
- https://cdn.shopify.com/s/files/1/0440/7758/0453/files/dental_hygiene_cover_letters.pdf
- https://cdn.shopify.com/s/files/1/0435/0876/0742/files/14088619008.pdf
- https://cdn.shopify.com/s/files/1/0433/9325/3526/files/magamikiromuzas.pdf
- https://cdn.shopify.com/s/files/1/0429/5272/0543/files/98812839833.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/14981909947.pdf
- https://cdn.shopify.com/s/files/1/0434/1081/7180/files/simple_calculator_java.pdf
- https://cdn.shopify.com/s/files/1/0428/9275/5111/files/seminopuzezasonupolom.pdf
- https://cdn.shopify.com/s/files/1/0432/5271/1582/files/94035380793.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/
- http://scripts.sil.org/OFL
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00008206.bin88b7e632350a4517c16e07ac16afbc1fdc4b5ad75b65fecfe5a8c16ef6dae317 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8206 | 5416 bytes |
font_01_sfnt_off0000947b.bin0cafc792b80413064f8ebd5587fda089305d1782282ca0cdee0454aeb761d516 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x947B | 10564 bytes |
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