MALICIOUS
160
Risk Score
Malware Insights
MITRE ATT&CK
T1059.001 PowerShell
T1204.002 Malicious Link
The PDF contains a fake CAPTCHA prompt designed to trick users into clicking a link. The embedded link, https://ttraff.com/pify?keyword=english+grammar+in+use+supplementary+exercises+pdf, is identified as a malicious redirector. The document also hosts a large number of external PDF links, many pointing to shopify.com, suggesting a link farm for SEO manipulation or to obscure the malicious redirector.
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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Fake CAPTCHA / human verification prompt high SE_FAKE_CAPTCHADocument displays a fake CAPTCHA or human-verification prompt — used to trick users into running commands or pressing keyboard shortcuts
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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=english+grammar+in+use+supplementary+exercises+pdf
- http://files.altarwind.com/uploads/1/3/1/3/131380600/a5b7a2c015045.pdf
- http://files.nundahpetsitter.com/uploads/1/3/0/7/130776511/rivosawutusi.pdf
- http://files.nuwaybuilders.net/uploads/1/3/1/3/131398010/wovewatire.pdf
- http://files.shannonvilledrags.com/uploads/1/3/0/7/130774962/kasunogosebutido.pdf
- https://cdn.shopify.com/s/files/1/0429/8450/5498/files/47734996221.pdf
- https://cdn.shopify.com/s/files/1/0429/7133/2767/files/xaludanebiv.pdf
- https://cdn.shopify.com/s/files/1/0447/7108/2391/files/benin_map.pdf
- https://cdn.shopify.com/s/files/1/0430/1006/4537/files/99320826164.pdf
- https://cdn.shopify.com/s/files/1/0438/4024/1829/files/espresso_english_phrases.pdf
- https://cdn.shopify.com/s/files/1/0431/1616/7328/files/23712480867.pdf
- https://cdn.shopify.com/s/files/1/0436/3704/7449/files/fiviboxi.pdf
- https://cdn.shopify.com/s/files/1/0437/7152/7319/files/rijivu.pdf
- https://cdn.shopify.com/s/files/1/0430/0167/5939/files/gigofalobip.pdf
- https://cdn.shopify.com/s/files/1/0435/8642/0893/files/probabilidade_binomial_exercicios.pdf
- https://cdn.shopify.com/s/files/1/0429/5573/5193/files/ccna_routing_and_switching_lab_exercises.pdf
- https://cdn.shopify.com/s/files/1/0438/4574/6848/files/sexowir.pdf
- https://cdn.shopify.com/s/files/1/0429/1022/0447/files/auditing_and_assurance_services_in_malaysia.pdf
- https://cdn.shopify.com/s/files/1/0434/2359/6711/files/1587359507.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_off00015cdd.bin974963d948cd2fe1f4d3d75a53c49f9b0937a91ed18fec4462dccea0ef37a312 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x15CDD | 5696 bytes |
font_01_sfnt_off00017020.bin77441259c053d88162441ccadc6d3506d1d0e08bd79a367cdf5d134eb2b03488 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x17020 | 15276 bytes |
font_02_sfnt_off00019f94.bin0674acd334b5d9d24fca46324cf24cdceda2da50095ae44f67deaeca14b27464 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x19F94 | 16240 bytes |
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