MALICIOUS
128
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.001 Malicious Link
T1059.001 PowerShell
The PDF contains a critical heuristic firing for a malicious redirector link pointing to 'ttraff.com'. This link is presented within the document body, disguised as a download for IELTS vocabulary. The document also contains a mass external PDF link farm, with many links pointing to Shopify domains, suggesting an attempt to obscure the malicious destination. The presence of a visual download button further supports the lure.
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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Visual download / call-to-action button lure low SE_DOWNLOAD_BUTTONDocument contains a call-to-action phrase ('Click here to download', 'Download Now', etc.) — low-signal unless other findings point to a malicious workflow
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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=ielts+writing+task+2+vocabulary+pdf+download
- http://files.ablackrose.org/uploads/1/3/1/4/131452799/jerudamama.pdf
- http://files.gowersartclass.com/uploads/1/3/1/3/131380687/diroxewulemixom_mopoke.pdf
- http://files.lane4swimschool.com/uploads/1/3/1/4/131411688/7241983.pdf
- http://files.hyojinlee.com/uploads/1/3/2/6/132683267/59efc9b23dbf08.pdf
- https://cdn.shopify.com/s/files/1/0431/1239/9009/files/39257902158.pdf
- https://cdn.shopify.com/s/files/1/0431/6535/2095/files/xawakuxavuravaridazowu.pdf
- https://cdn.shopify.com/s/files/1/0429/2270/5063/files/vuwixibipad.pdf
- https://cdn.shopify.com/s/files/1/0434/1301/2637/files/18066193870.pdf
- https://cdn.shopify.com/s/files/1/0435/8907/5102/files/sepobusutiwozajulanovo.pdf
- https://cdn.shopify.com/s/files/1/0429/6402/5493/files/29918298600.pdf
- https://cdn.shopify.com/s/files/1/0429/3014/3395/files/fogabesivulapot.pdf
- https://cdn.shopify.com/s/files/1/0434/8719/9394/files/44512842692.pdf
- https://cdn.shopify.com/s/files/1/0439/7219/8558/files/nelisolizamafuzodokur.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/vakijuxek.pdf
- https://cdn.shopify.com/s/files/1/0441/1247/8360/files/doxotakubegelotofezado.pdf
- https://cdn.shopify.com/s/files/1/0432/5831/4912/files/nuwutige.pdf
- https://cdn.shopify.com/s/files/1/0432/5461/2123/files/81476098254.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/
- https://cdn.shopify.com/s/files/1/0431/6535/2095/files/xawak
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00007b35.bin075a1cb6e7ce61f5078e2f2d7037c12da15ae4a80632efc68c9b2d158e77af3e |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7B35 | 5732 bytes |
font_01_sfnt_off00008eda.binc78f3d8e0de990a021e68d12a19887dfe50af0d322895dac93ae01ac1e54bb8e |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8EDA | 10252 bytes |
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