MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a link farm and a malicious redirector, indicating a phishing or scam attempt. The document body text and embedded URLs suggest a lure related to free PDF to Word conversion software. The primary malicious URL, https://ttraff.ru/pify?keyword=pdf+to+word+creator+software+free, is a known redirector. The ML classifier also strongly indicated maliciousness.
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=pdf+to+word+creator+software+free
- http://files.usaerospacedefensegroup.com/uploads/1/3/1/6/131606393/xadujisejajisat.pdf
- http://files.dkgalphasigma.org/uploads/1/3/2/7/132741144/zujufusu-dufefokixit-fewup.pdf
- https://cdn.shopify.com/s/files/1/0429/8512/8099/files/15665056720.pdf
- https://cdn.shopify.com/s/files/1/0431/3507/4465/files/8663157897.pdf
- https://cdn.shopify.com/s/files/1/0433/1264/4251/files/visualizing_human_biology.pdf
- https://cdn.shopify.com/s/files/1/0434/5249/8070/files/fairy_tales_in_malayalam.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/mapiguwidekedod.pdf
- https://cdn.shopify.com/s/files/1/0437/2925/6602/files/sajaji.pdf
- https://cdn.shopify.com/s/files/1/0434/0406/6983/files/12851755017.pdf
- https://cdn.shopify.com/s/files/1/0431/7495/3120/files/10583604354.pdf
- https://cdn.shopify.com/s/files/1/0459/9939/0879/files/chinchilla_petco_care_sheet.pdf
- https://cdn.shopify.com/s/files/1/0433/8660/1626/files/chemistry_notes_for_class_12_sindh_board_free_download.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_off00005d35.binf8a3c3325f80986ca0069965135f941202086df4879fa5516a7f1d52f1a1c703 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5D35 | 5076 bytes |
font_01_sfnt_off00006e91.binced0c221dae7d7e4a76c9d6ebc74f313a8bdbfd5f5d58ac694ccdf75ada68fea |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6E91 | 10288 bytes |
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