MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a link farm designed to redirect users to malicious infrastructure, specifically to 'https://ttraff.ru/pify?keyword=yearly+gantt+chart+excel+template+xls'. This technique is often used to obscure the final malicious destination and evade detection. The ML classifier strongly indicated maliciousness, supporting the presence of a malicious redirector.
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=yearly+gantt+chart+excel+template+xls
- http://files.northwestpermaculture.org/uploads/1/3/0/8/130873943/zexewije.pdf
- http://files.grimoirtua.com/uploads/1/3/0/7/130775134/wujutasasizezo.pdf
- http://files.brainerdbataan.com/uploads/1/3/0/8/130814531/222988fe5bbcd.pdf
- https://cdn.shopify.com/s/files/1/0434/8651/1264/files/arere_avala_naguva_song_kannadamasti.pdf
- https://cdn.shopify.com/s/files/1/0431/4939/4071/files/xisatuzopi.pdf
- https://cdn.shopify.com/s/files/1/0440/6539/0757/files/51635177851.pdf
- https://cdn.shopify.com/s/files/1/0428/1712/6563/files/13384357943.pdf
- https://cdn.shopify.com/s/files/1/0428/8767/6063/files/93266717667.pdf
- https://cdn.shopify.com/s/files/1/0432/4212/7527/files/13336437302.pdf
- https://cdn.shopify.com/s/files/1/0433/1785/4373/files/mibowepoligiwuxefetaror.pdf
- https://cdn.shopify.com/s/files/1/0427/8052/4710/files/because_i_got_high_song.pdf
- https://cdn.shopify.com/s/files/1/0428/9721/1558/files/82167549268.pdf
- https://cdn.shopify.com/s/files/1/0434/9073/8328/files/jijuleridufidodemoxuva.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_off00005d14.bine59e14be7fdcd76652536e1db419669a3786ea2d5cd376b25684f0af527488f7 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5D14 | 5476 bytes |
font_01_sfnt_off00006f97.bin5f008eb5b6f66cce71d83504fc0c9b9b8900f074f1144e1fb7010bf1b3898280 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6F97 | 9504 bytes |
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