MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a link farm with numerous embedded URLs, including a critical redirector link to 'ttraff.ru'. This indicates a likely attempt to lure users to malicious sites. The ML classifier also strongly flagged this PDF as malicious. No scripts were extracted, but the presence of a link farm and redirector is sufficient evidence of malicious intent.
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.ru/pify?keyword=subnautica+table+coral
- http://files.scsoutherncrossfarm.com/uploads/1/3/0/7/130775267/30530a1ebd.pdf
- http://files.ponderosaguild.org/uploads/1/3/1/6/131636728/3267965.pdf
- http://files.luciebaker.com/uploads/1/3/0/7/130739860/kuletibuxedukas-baguzibujat-bemukezenulo-sobawu.pdf
- https://cdn.shopify.com/s/files/1/0427/6859/7158/files/21667381981.pdf
- https://cdn.shopify.com/s/files/1/0427/7754/2823/files/nigamubomabovugal.pdf
- https://cdn.shopify.com/s/files/1/0429/2955/3575/files/13444975547.pdf
- https://cdn.shopify.com/s/files/1/0431/5460/4198/files/52827744019.pdf
- https://cdn.shopify.com/s/files/1/0431/1059/6765/files/xikujeva.pdf
- https://cdn.shopify.com/s/files/1/0436/2086/0064/files/xawedazagebomuzolib.pdf
- https://cdn.shopify.com/s/files/1/0433/8227/6257/files/4682170097.pdf
- https://cdn.shopify.com/s/files/1/0433/0576/2974/files/51541615903.pdf
- https://cdn.shopify.com/s/files/1/0429/2493/3287/files/74449412828.pdf
- https://cdn.shopify.com/s/files/1/0436/4356/8278/files/81167121.pdf
- https://cdn.shopify.com/s/files/1/0431/2875/0234/files/lovuvusisok.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_off00005344.bin79735ceadefcfffab1cbb3d4ff64ffe0e2fd428e5115943444744f4b2640fa80 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5344 | 4856 bytes |
font_01_sfnt_off000063d5.binaf7b40223583d6a8ed12bc7a12e38a86ec4f4d884054cb370f3f9ea6960e9e81 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x63D5 | 9740 bytes |
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