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 'ttraff.com'. Additionally, it exhibits characteristics of a PDF link farm, with numerous embedded links, many hosted on Shopify. The document body, though heavily obfuscated, contains a URL that appears to be a lure for downloading a soundtrack, which is likely a pretext for directing users to malicious infrastructure. 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.com/pify?keyword=final+fantasy+xiii+2+soundtrack+download
- http://files.lyc.ca/uploads/1/3/1/3/131379296/9432139.pdf
- http://xokegoz.briannedempsey.ca/uploads/1/3/1/3/131384429/sanakowesasu.pdf
- https://cdn.shopify.com/s/files/1/0433/3967/7861/files/difimetirifisujosixipizev.pdf
- https://cdn.shopify.com/s/files/1/0461/8944/5283/files/bivalinozudepixuvapabimal.pdf
- https://cdn.shopify.com/s/files/1/0431/2625/9876/files/59550210490.pdf
- https://cdn.shopify.com/s/files/1/0430/7006/2754/files/accounting_rate_of_return_example.pdf
- https://cdn.shopify.com/s/files/1/0434/6236/1245/files/rinibiferamavonanotazol.pdf
- https://cdn.shopify.com/s/files/1/0431/9805/4558/files/4734293297.pdf
- https://cdn.shopify.com/s/files/1/0437/7152/7325/files/biology_exploring_life_online_textbook.pdf
- https://cdn.shopify.com/s/files/1/0432/0821/2638/files/auto_vs_manual_350z.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 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off000070fc.bin165cae1059d71d306e7c76580dcc973ae4f082632a00ce45ffbe30ddfe120c02 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x70FC | 5884 bytes |
font_01_sfnt_off00008538.bind8256677c8ee3f162b955f15504d01aa48ed7796cffb180f76cf3a9ae96b9b4a |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8538 | 5428 bytes |
font_02_sfnt_off000097d7.bina801c97b0e4e11a6592cc6d90ffb4cd532b5df0fea283a0818490ee46e56402f |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x97D7 | 16120 bytes |
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