MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
T1204.002 Malicious Link
The PDF contains a mass of external links, many pointing to Shopify domains hosting other PDFs, but one critical link redirects to a known malicious domain (ttraff.cc). This indicates a link farm or redirector strategy to obscure the final malicious destination. The ML classifier strongly flagged this PDF as malicious. The primary attack pattern involves luring the user to click a link that ultimately leads to a malicious site, likely for phishing or malware delivery.
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.cc/pify?keyword=reduced+adjective+clause+exercise+pdf
- http://files.waitaraponyclub.com/uploads/1/3/1/3/131398374/bemebiwiti.pdf
- http://files.rothe-photography.com/uploads/1/3/1/8/131856602/f221397bd63a509.pdf
- http://files.thepdavisphotography.com/uploads/1/3/1/3/131380213/lobalat.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/10699911966.pdf
- https://cdn.shopify.com/s/files/1/0429/1257/9747/files/jisufomewasupovezaso.pdf
- https://cdn.shopify.com/s/files/1/0447/7108/2391/files/optical_isomerism_iit_jee.pdf
- https://cdn.shopify.com/s/files/1/0431/6371/3690/files/fomuludodofesamesipa.pdf
- https://cdn.shopify.com/s/files/1/0429/5252/3929/files/23307586799.pdf
- https://cdn.shopify.com/s/files/1/0439/5070/2750/files/begalizakixoda.pdf
- https://cdn.shopify.com/s/files/1/0431/2065/6545/files/bilal_ibn_rabah_biography.pdf
- https://cdn.shopify.com/s/files/1/0437/8093/1733/files/ruzevoxupafoda.pdf
- https://cdn.shopify.com/s/files/1/0432/4560/0936/files/55907145745.pdf
- https://cdn.shopify.com/s/files/1/0438/3126/3394/files/jotekudoraza.pdf
- https://cdn.shopify.com/s/files/1/0438/9706/1531/files/wuduzutitikaz.pdf
- https://cdn.shopify.com/s/files/1/0431/7613/2774/files/ielts_vocabulary_words_with_meaning_in_punjabi.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_off00006136.bin442cd777cd26a2b316bd4442a523baef0188deb73d48eaacb7bd0538f933fd47 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6136 | 5360 bytes |
font_01_sfnt_off0000738c.binc9a183fc476d184b726b05c2df049ca7656a02cf1d8da8516f7a969cc6db4335 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x738C | 10136 bytes |
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