MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a critical heuristic firing for a malicious redirector link pointing to 'https://ttraff.ru/pify?keyword=g+f+bf+video+song'. Additionally, it exhibits characteristics of a PDF link farm, with numerous embedded links, many hosted on shopify.com. The ML classifier also strongly flagged this PDF as malicious. No scripts were extracted, but the presence of a malicious redirector suggests the primary intent is to lure the user to a compromised site.
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=g+f+bf+video+song
- http://files.taralinda.com/uploads/1/3/0/7/130739836/lonodotefu_ponupasi_guvumorulixol_fijoda.pdf
- http://files.onehopecoc.com/uploads/1/3/1/4/131482886/zakunorunizu-gopovusevusug-tinivomutebira.pdf
- http://bubisolup.cassinfamilyvineyard.com/uploads/1/3/0/7/130738890/kotudimoxaxiz.pdf
- https://cdn.shopify.com/s/files/1/0429/7526/4919/files/apgenco_syllabus_2020.pdf
- https://cdn.shopify.com/s/files/1/0431/1715/0368/files/kejov.pdf
- https://cdn.shopify.com/s/files/1/0431/0623/8613/files/29001226796.pdf
- https://cdn.shopify.com/s/files/1/0432/4923/8178/files/fe_mechanical_review_manual_download.pdf
- https://cdn.shopify.com/s/files/1/0428/4373/4172/files/dezegonubil.pdf
- https://cdn.shopify.com/s/files/1/0432/5697/1432/files/46698366524.pdf
- https://cdn.shopify.com/s/files/1/0441/0900/4952/files/wovapixa.pdf
- https://cdn.shopify.com/s/files/1/0434/6282/0005/files/jubixedebimotena.pdf
- https://cdn.shopify.com/s/files/1/0439/8697/6926/files/wapozofafotov.pdf
- https://cdn.shopify.com/s/files/1/0433/6995/5486/files/14110853857.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_off00004149.bine30f5b250e61018ef1b23bc6f86392811d6aa8da615cf9f6e0487b49e0789cdc |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x4149 | 4968 bytes |
font_01_sfnt_off0000525b.bina0c05777c9f8c092ae9972c1580d3bfe44e859ad97c81d6af378b1298457b104 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x525B | 11992 bytes |
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