MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a heuristic firing for a malicious redirector link, pointing to ttraff.com. The document body, though heavily obfuscated, contains text related to 'Christmas lights background psd free' and the malicious URL, suggesting a lure. The presence of numerous embedded links, many pointing to Shopify domains, indicates a link farm strategy, likely to obscure the malicious redirector. The ML classifier strongly flagged this PDF as malicious.
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=christmas+lights+background+psd+free
- http://files.cffu.org/uploads/1/3/2/6/132683111/bazakekukaxatiwi.pdf
- https://cdn.shopify.com/s/files/1/0431/9005/9176/files/light_pink_platform_heels_uk.pdf
- https://cdn.shopify.com/s/files/1/0430/8369/4247/files/46467232361.pdf
- https://cdn.shopify.com/s/files/1/0429/1470/9663/files/95770583850.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/20597849085.pdf
- https://cdn.shopify.com/s/files/1/0431/6197/6994/files/malayalam_english_arabic_dictionary_free.pdf
- https://cdn.shopify.com/s/files/1/0431/5676/6869/files/2191848868.pdf
- https://cdn.shopify.com/s/files/1/0435/6653/0719/files/682557440.pdf
- https://cdn.shopify.com/s/files/1/0436/0346/0259/files/diwunimemiwa.pdf
- https://cdn.shopify.com/s/files/1/0428/9272/2339/files/shimla_punjabi_video_song.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/pujar.pdf
- https://cdn.shopify.com/s/files/1/0431/8206/3777/files/72474373137.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_off00005337.bin7b3f4ea64ce67e0b92935bd13a4bad76c30acd244f236258425d0183e73061a3 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5337 | 5680 bytes |
font_01_sfnt_off00006658.bin68ab8d9ec49e7d4b550c842d1f805e1b02d13f5d19e8c7fe96e95f48013ca238 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6658 | 9280 bytes |
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