MALICIOUS
150
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
T1204.002 Malicious Link
The PDF contains a critical heuristic firing for a malicious redirector link, specifically pointing to 'https://ttraff.com/pify?keyword=neuroblastoma+pediatria+pdf+2020'. This URL is embedded within the document body, suggesting a social engineering lure. The presence of a large number of external PDF links, many hosted on cdn.shopify.com, indicates a link farm SEO tactic, likely to obscure the malicious redirector. The ML classifier also strongly flagged this PDF as malicious.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
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.com/pify?keyword=neuroblastoma+pediatria+pdf+2020
- http://files.selfdefensetacticsbyjamespozen.com/uploads/1/3/1/4/131438899/c73abc.pdf
- http://files.christiandisciplefarm.com/uploads/1/3/0/8/130874647/884e9c2a8.pdf
- http://files.prs.org/uploads/1/3/1/6/131637919/vokusopapibepitij.pdf
- http://files.ericwallsillustration.com/uploads/1/3/2/3/132302819/b4574dbd14.pdf
- http://duvowuro.ejstreetdesign.com/uploads/1/3/1/4/131438079/rokarubija-benose-fitej-lobuxek.pdf
- https://cdn.shopify.com/s/files/1/0437/7716/3416/files/zubosubikoxatov.pdf
- https://cdn.shopify.com/s/files/1/0433/6150/1336/files/big_krit_its_better_this_way_download.pdf
- https://cdn.shopify.com/s/files/1/0430/8012/2532/files/gafabinapuwul.pdf
- https://cdn.shopify.com/s/files/1/0430/4027/6642/files/haproxy_rate_limit.pdf
- https://cdn.shopify.com/s/files/1/0431/5840/5275/files/zetavinufugutus.pdf
- https://cdn.shopify.com/s/files/1/0431/0378/1015/files/kodoridopomojebi.pdf
- https://cdn.shopify.com/s/files/1/0431/4143/1464/files/51725344192.pdf
- https://cdn.shopify.com/s/files/1/0428/4694/5436/files/54811964164.pdf
- https://cdn.shopify.com/s/files/1/0429/1103/9655/files/xosufaketasamamenujo.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/dusegu.pdf
- https://cdn.shopify.com/s/files/1/0429/5540/7511/files/xokejapu.pdf
- https://cdn.shopify.com/s/files/1/0433/2971/6374/files/best_reader_software_for_windows.pdf
- https://cdn.shopify.com/s/files/1/0439/1115/1768/files/262602666.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_off0000d567.bin86ee881bbd3860396f7ea75686f365b87c71ae01e491d76b9e2de81115bae119 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD567 | 5568 bytes |
font_01_sfnt_off0000e83e.bin2c46885358f7e2581f7b4fc9d50d612e555a792e866297b187abdb884a09ae90 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE83E | 10544 bytes |
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