MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a critical heuristic firing for a malicious redirector link, pointing to a URL that appears to be part of a link farm designed for SEO manipulation. The document body, though heavily obfuscated, contains the target URL which is intended to lure users into clicking on a fake concert advertisement. This likely leads to a malicious website designed for phishing or malware distribution.
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.club/wix?keyword=britney+spears+concert+france+2020
- http://files.uintahffa.net/uploads/1/3/1/4/131453917/bazilu.pdf
- http://mafabu.nclandandhome.net/uploads/1/3/1/6/131606228/rodewukozubu.pdf
- http://parakezex.forestcloudsnaturetherapy.co.uk/uploads/1/3/1/1/131164250/6313375.pdf
- http://nupiz.adventuresoflittle.ca/uploads/1/3/1/3/131398379/zenovafoza.pdf
- https://static.usrfiles.com/ugd/ca32a8_76cfe71d448249e69956378b82829ffa.pdf
- https://static.usrfiles.com/ugd/fb5067_94e911e33570491cadbe29aac112613a.pdf
- https://static.usrfiles.com/ugd/724fb5_0a6db47d08da4553be39f8eab6419553.pdf
- https://static.usrfiles.com/ugd/479fa9_3088176b42144090a7350826e4ebe0c8.pdf
- https://static.usrfiles.com/ugd/440e29_9efb3d34aa9b4f4ca574c80118240bf0.pdf
- https://static.usrfiles.com/ugd/a1fb72_acf30a1dad0a4432b11e6cd27eda7160.pdf
- https://static.usrfiles.com/ugd/5926b4_5043212f443c47c0976b618e79b89667.pdf
- https://static.usrfiles.com/ugd/c3f88d_cef2a19356c846ae925cecae463c6c29.pdf
- https://static.usrfiles.com/ugd/9bd82e_f57f3e278e614e5f81c09863d6caea04.pdf
- https://static.usrfiles.com/ugd/b8c837_3c00d0d0797c4653b174009bcae3e607.pdf
- https://static.usrfiles.com/ugd/9904c2_dbe95ab8b7544cb08414844b78069a01.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_off0000899c.bin77eab81bd26f46362dd1a5f743a797d1c5696074caca4ae94d308515677e0e9c |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x899C | 5400 bytes |
font_01_sfnt_off00009c1a.bin6c1d4c17dba5dcbb93ff41f5e1157c5ef44fab113685e81c7ef88d2284867b0f |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x9C1A | 10640 bytes |
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