MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains a large number of embedded links, with several pointing to known malicious redirectors and link farms. The ML classifier also strongly indicated maliciousness. The embedded URL 'https://cctraff.ru/123?keyword=dr+nefarious+tropy' is a primary indicator of malicious intent, likely serving as a redirector to further malicious content or phishing pages.
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://cctraff.ru/123?keyword=dr+nefarious+tropy In PDF document text
- https://nefenupenarus.weebly.com/uploads/1/3/4/4/134476068/4647513.pdfIn PDF document text
- https://fidevawane.weebly.com/uploads/1/3/0/8/130814252/2978201.pdfIn PDF document text
- https://wozofawado.weebly.com/uploads/1/3/0/8/130874325/nanolufuw_podametif_kukebisanatosum.pdfIn PDF document text
- https://nefavegipu.weebly.com/uploads/1/3/4/3/134365482/xubiguwenujone-welenujizorik-sires.pdfIn PDF document text
- https://nijubalalo.weebly.com/uploads/1/3/1/4/131453980/dugik.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://s3.amazonaws.com/bidurudilidujug/65311146355.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0497/8707/6757/files/dragonslayer_armour_lore.pdfIn PDF document text
- https://s3.amazonaws.com/lovetijif/81669378525.pdfIn PDF document text
- https://s3.amazonaws.com/kavitokolezub/autoportrait_edouard_leve.pdfIn PDF document text
- http://www.w3.org/1999/02/22-rdf-syntax-ns#In PDF document text
- http://purl.org/dc/elements/1.1/In PDF document text
- http://ns.adobe.com/pdf/1.3/In PDF document text
- http://ns.adobe.com/xap/1.0/In PDF document text
- http://ns.adobe.com/xap/1.0/mm/In PDF document text
- http://ns.adobe.com/xap/1.0/rights/In PDF document text
- http://scripts.sil.org/OFLIn PDF document text
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off000076d6.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x76D6 | 3312 bytes |
SHA-256: ac66ddecb1889e99694234647e4a1e19b6174440e696c9ee44c6cb9711419273 |
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font_01_sfnt_off000082b7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x82B7 | 4964 bytes |
SHA-256: 394dade5390c0be8d784450d83b9cb34c1e6d81e28b0d194d244e1c29bbbdc32 |
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font_02_sfnt_off000093bc.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x93BC | 11580 bytes |
SHA-256: e328094d7d38376b2c429836fdd1c44790b118127530fc4a6771d33897839998 |
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