MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a large number of embedded links, many of which point to Shopify domains, but one critical link redirects to a known malicious infrastructure at ttraff.com. The document body, though heavily obfuscated, contains the same malicious URL. This suggests a link farm or SEO poisoning attack designed to lure users to malicious content.
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=chemistry+form+4+chapter+9+full+notes
- http://lubimus.skeinminder.com/uploads/1/3/0/7/130776167/80891225cc.pdf
- https://cdn.shopify.com/s/files/1/0433/7670/5692/files/google_chrome_74_offline_installer.pdf
- https://cdn.shopify.com/s/files/1/0432/5795/4467/files/neurofibromatosis_tipo_1_pediatria.pdf
- https://cdn.shopify.com/s/files/1/0436/6922/5625/files/wifezepamabewetarux.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/45366335679.pdf
- https://cdn.shopify.com/s/files/1/0430/2707/1127/files/tejej.pdf
- https://cdn.shopify.com/s/files/1/0436/8377/4614/files/ronogodi.pdf
- https://cdn.shopify.com/s/files/1/0430/8392/3609/files/1708127111.pdf
- https://cdn.shopify.com/s/files/1/0437/3417/1813/files/80880600092.pdf
- https://cdn.shopify.com/s/files/1/0449/5346/9083/files/define_child_development.pdf
- https://cdn.shopify.com/s/files/1/0429/2267/2284/files/netalutarusawaken.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_off00005be4.bin8b69ad8bf8706a8de8604f0485c67fb25a23b24d50174afbb8bbf061f3c53837 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5BE4 | 1684 bytes |
font_01_sfnt_off00006448.bin62ddd3f8708be9553ba7a4ad3de6b2d9307a9e1c1e1d375d3fe038f55ee497ee |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6448 | 5504 bytes |
font_02_sfnt_off000076eb.binf4858c481f25b6f546dfcf418006dc9d92a9127c3d5d0bfcaee58d855b8bb269 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x76EB | 10236 bytes |
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