MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains embedded links that redirect to known malicious infrastructure, specifically a redirector at 'ttraff.ru'. The document body, though heavily obfuscated, contains text related to interview questions and the malicious URL. This suggests a social engineering lure to trick users into visiting a malicious site. The ML classifier strongly supports the malicious nature of this PDF.
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=commonly+asked+interview+questions+and+sample+answers
- http://files.adelaide-pilates.com/uploads/1/3/0/7/130739761/zijupepojumoviziwese.pdf
- http://veruwajit.trinahoadleyphotography.com/uploads/1/3/0/7/130739775/gumojemewa_nobemedemim.pdf
- https://cdn.shopify.com/s/files/1/0431/1125/2132/files/gijewaguf.pdf
- https://cdn.shopify.com/s/files/1/0429/1103/9655/files/69938218800.pdf
- https://cdn.shopify.com/s/files/1/0437/0278/0057/files/joana_leveling_guide.pdf
- https://cdn.shopify.com/s/files/1/0427/4572/5094/files/biboguxozomowitil.pdf
- https://cdn.shopify.com/s/files/1/0435/4175/8101/files/balak_palak_full_movie_480p.pdf
- https://cdn.shopify.com/s/files/1/0432/8492/2526/files/rivitopanoserolel.pdf
- https://cdn.shopify.com/s/files/1/0431/6259/9585/files/vehicle_dynamics_gillespie.pdf
- https://cdn.shopify.com/s/files/1/0431/8904/3358/files/nurizititevefi.pdf
- https://cdn.shopify.com/s/files/1/0431/1734/6965/files/52934704071.pdf
- https://cdn.shopify.com/s/files/1/0430/8231/7975/files/discord_roleplay_servers.pdf
- https://cdn.shopify.com/s/files/1/0435/9569/4239/files/soccer_score_sheet.pdf
- https://cdn.shopify.com/s/files/1/0433/0681/1560/files/risetirowulikaketevot.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_off00008139.bin62ed6d27aef2d116af91a1bf33fb7fe0afd462198afc4d4b9dbe0255ad79080c |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8139 | 5452 bytes |
font_01_sfnt_off000093c1.bin1e9e7204d1fae5dc48d3e059fef5149371e9509932030ca4f884363d87de082f |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x93C1 | 10272 bytes |
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