MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a link that redirects to a malicious URL, identified by the PDF_MALICIOUS_REDIRECTOR_LINK heuristic. The document body, though heavily obfuscated, suggests a lure related to 'Vfs austria visa application form'. The PDF_SEO_LINK_FARM heuristic indicates a large number of embedded links, likely for SEO manipulation or to host further malicious content. 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.cc/pify?keyword=vfs+austria+visa+application+form
- http://files.azeetanielsen.co.uk/uploads/1/3/0/8/130874501/peraxaso.pdf
- http://files.nedmechurch.org/uploads/1/3/0/7/130739776/8604295.pdf
- http://files.a-mfoundation.com/uploads/1/3/1/1/131163902/lokoju_zofenitikipulu_gosuxejeki_damulewaj.pdf
- http://files.azeetan
- https://cdn.shopify.com/s/files/1/0435/8579/8301/files/94610625582.pdf
- https://cdn.shopify.com/s/files/1/0432/4317/6091/files/21412099310.pdf
- https://cdn.shopify.com/s/files/1/0429/2725/9811/files/33430596036.pdf
- https://cdn.shopify.com/s/files/1/0430/2585/8714/files/muvowojavobej.pdf
- https://cdn.shopify.com/s/files/1/0430/0088/9507/files/dujodazusamavurategi.pdf
- https://cdn.shopify.com/s/files/1/0431/5738/9472/files/31131911179.pdf
- https://cdn.shopify.com/s/files/1/0435/8930/4477/files/26460828422.pdf
- https://cdn.shopify.com/s/files/1/0427/6636/8935/files/69954900919.pdf
- https://cdn.shopify.com/s/files/1/0438/4332/2016/files/92155332004.pdf
- https://cdn.shopify.com/s/files/1/0431/4251/2791/files/13446259066.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_off0000586d.bin77679c3998d25a96f785cf7dd948e1f007ca6e0beba6b0e14441b0e6de684858 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x586D | 4948 bytes |
font_01_sfnt_off00006922.bin4b8195120aa67af2d6d7c5f74ba38ec611fb083feb1cc1557083f0d360e3c9fd |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6922 | 9648 bytes |
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