MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
This PDF file was flagged as malicious by an ML classifier and contains links to known malicious redirector infrastructure. The document body, though heavily obfuscated, contains a URL that appears to be part of a link farm strategy, aiming to attract users through seemingly relevant search terms. The presence of numerous embedded links, many pointing to Shopify-hosted PDFs, suggests an attempt to obscure the ultimate destination and potentially evade detection.
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.ru/pify?keyword=alanganallur+jallikattu+2017+video
- http://woroxamir.rmackson.com/uploads/1/3/0/8/130874493/kunip.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0431/8294/8506/files/pozafevase.pdf
- https://cdn.shopify.com/s/files/1/0447/8982/5687/files/bioplastic_from_banana_peels.pdf
- https://cdn.shopify.com/s/files/1/0433/3728/5797/files/sezonizumijirezexelote.pdf
- https://cdn.shopify.com/s/files/1/0433/0579/5752/files/aghori_baba_photo.pdf
- https://cdn.shopify.com/s/files/1/0439/9919/9390/files/digital_logic_gate_questions.pdf
- https://cdn.shopify.com/s/files/1/0439/6145/0654/files/boiler_design_handbook.pdf
- https://cdn.shopify.com/s/files/1/0432/4687/8882/files/bodifolapuwurezoxam.pdf
- https://cdn.shopify.com/s/files/1/0433/0346/9221/files/xititagenexa.pdf
- https://cdn.shopify.com/s/files/1/0431/5453/8658/files/zudonexovalusojexiganop.pdf
- https://cdn.shopify.com/s/files/1/0439/4749/1486/files/90010162333.pdf
- https://cdn.shopify.com/s/files/1/0430/6318/1463/files/18296079216.pdf
- https://cdn.shopify.com/s/files/1/0434/8418/4728/files/email_format_html_vs_plain_text.pdf
- https://cdn.shopify.com/s/files/1/0437/8384/8097/files/jonufomofabedo.pdf
- https://cdn.shopify.com/s/files/1/0436/4769/7049/files/9506146316.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/
- http://scripts.sil.org/OFL
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00004432.bin0d5304bfab8a7840cc21a0ad8f471a9a7160939bb75c7f08761104509923bb47 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x4432 | 5412 bytes |
font_01_sfnt_off000056b9.bina6a8668dce61a9d71436d09af2b8ed63f102522f2c9bb68f017f129fea75e613 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x56B9 | 9164 bytes |
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