Malware Insights
The PDF file was identified as malicious due to its structure containing a large number of external links, a technique often used in SEO link farms to manipulate search rankings or distribute malicious content. One critical heuristic specifically flagged it as a 'PDF_MALICIOUS_REDIRECTOR_LINK', pointing to 'https://ttraff.cc/pify?keyword=campaign+meaning+pdf', which is a known malicious redirector. The document body, though heavily obfuscated, also contains this URL, reinforcing the malicious intent. The file's purpose appears to be to lure users into clicking these links, which likely lead to further malicious sites.
Heuristics 3
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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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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.cc/pify?keyword=campaign+meaning+pdf
- http://files.intentionalenrichment.com/uploads/1/3/0/8/130814874/mipavuw_pejiripomosuf_zowivixux.pdf
- https://cdn.shopify.com/s/files/1/0429/7916/4314/files/25743046417.pdf
- https://cdn.shopify.com/s/files/1/0435/6141/8913/files/behavioural_ecology_an_evolutionary_approach.pdf
- https://cdn.shopify.com/s/files/1/0427/6961/2966/files/nirugolusi.pdf
- https://cdn.shopify.com/s/files/1/0427/7898/4614/files/56870817777.pdf
- https://cdn.shopify.com/s/files/1/0431/9268/0605/files/48103224087.pdf
- https://cdn.shopify.com/s/files/1/0435/5581/5583/files/bahadur_shah_1_information.pdf
- https://cdn.shopify.com/s/files/1/0433/3905/5258/files/tosidepudi.pdf
- https://cdn.shopify.com/s/files/1/0429/5032/8486/files/20787464793.pdf
- https://cdn.shopify.com/s/files/1/0440/2796/9686/files/kiwinikimapoxuzu.pdf
- https://cdn.shopify.com/s/files/1/0428/1715/9335/files/bio_free.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 6
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
stream_003_off000061df.bindbb4a8b0e7af5cf8272bbaad3aadea34878c9ce453d164dd72f74cde3cc7a4ac |
decompressed-pdf-stream | PDF FlateDecoded stream at offset 0x61DF | 13252 bytes |
font_01_sfnt_off00008ccc.bindb5f8c8fca0c14d5a6c04a7a6209cf89f18a33ebd9e8235eff6047926488d850 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8CCC | 4676 bytes |
font_02_sfnt_off00009c8e.bina8cb3a8f890e97dc79c9534bb540e98a1da1f0f3c57b17bf54bed01d4c149056 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x9C8E | 9796 bytes |
font_03_sfnt_off0000b7fe.binfbb54c0a56bdf820a07a6e1b1541f1d59f023126ca5e1560e9821eccf4aab9d3 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB7FE | 10844 bytes |
font_04_sfnt_off0000dd3b.bin17855735673a29c88710480ecd39a453f25f4ee877539cd13855857389c32955 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDD3B | 17476 bytes |
font_05_sfnt_off0000f758.bina542ec26cea93e049a2e27cd59b1347dd9bbdea13775fd7b822b3c2b3136116f |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF758 | 4324 bytes |
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