MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
This PDF file contains numerous embedded links, with a primary URL pointing to a known malicious redirector. The heuristic 'PDF_MALICIOUS_REDIRECTOR_LINK' indicates this redirector is associated with malicious activity. The 'PDF_SEO_LINK_FARM' heuristic further suggests the document is part of a larger scheme to generate traffic through numerous external PDF links. The presence of these links and the ML classifier's high confidence score indicate a malicious intent, likely 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/wix?keyword=usmc+maternity+uniforms
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://static.usrfiles.com/ugd/80bfa9_c6bce1214e804fc8b17318e77adc56f5.pdf
- https://static.usrfiles.com/ugd/2f7815_10c756628db24f3c95076615f949a21b.pdf
- https://static.usrfiles.com/ugd/b8c837_c7a857dc0c504b479524203800e8996a.pdf
- https://static.usrfiles.com/ugd/b8c837_da74cf5d45ab41b8ba8732aa2e56ac45.pdf
- https://static.usrfiles.com/ugd/b8c837_514fcb85c753499db8ea586f9985d5a2.pdf
- https://static.usrfiles.com/ugd/e643da_0795a5828a164b8298b2b722c90bd8e4.pdf
- https://static.usrfiles.com/ugd/2e4eb4_e5a51b835a8c46aeb3925c7bf02e7b5f.pdf
- https://static.usrfiles.com/ugd/a2c2bc_da57a6109fe240f886983f82a46272a4.pdf
- https://static.usrfiles.com/ugd/217d68_277e64a180ee4f16bc3d7f6225003810.pdf
- https://static.usrfiles.com/ugd/0df15e_f93852d0b7764cdf87f96452fe219de5.pdf
- https://static.usrfiles.com/ugd/d9d1f5_81cad675b6ea4e14921b74b8023e2e30.pdf
- https://static.usrfiles.com/ugd/b8c837_fc8001a335954c0597ff760a643b0b0d.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_off00005277.bin11d962f53187abc0ced7e66f729ecbe3f7d307ec7da40348a242a89a3b5fd6ae |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5277 | 5088 bytes |
font_01_sfnt_off000063ab.bin0364b27c0af8b82127a99bddaa2d08a17f7d0005b18bc482053622e1609ed93a |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x63AB | 9892 bytes |
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