MALICIOUS
128
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
T1204.002 Malicious Link
The PDF file contains a malicious redirector link disguised as a free download for 'English questions and answers pdf free download'. This link points to ttraff.ru, which is known malicious infrastructure. The document also contains a large number of links to other PDFs hosted on Shopify, likely for SEO manipulation to improve the ranking of the malicious link. 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.ru/pify?keyword=english+questions+and+answers+pdf+free+download
- http://files.theolneygroup.org/uploads/1/3/0/8/130814132/4684358.pdf
- http://files.cejdentalaccountants.co.uk/uploads/1/3/0/7/130775853/winuve.pdf
- http://files.binnsqualitymeats.com/uploads/1/3/0/8/130874154/4fcf5b.pdf
- http://files.evemarieshahoian.com/uploads/1/3/1/3/131398504/2015596.pdf
- https://cdn.shopify.com/s/files/1/0438/3775/1453/files/38257369474.pdf
- https://cdn.shopify.com/s/files/1/0437/1863/9765/files/lion_king_circle_of_life_piano_sheet_music.pdf
- https://cdn.shopify.com/s/files/1/0430/4994/3202/files/313075025.pdf
- https://cdn.shopify.com/s/files/1/0432/2338/4219/files/76355261922.pdf
- https://cdn.shopify.com/s/files/1/0427/5650/5756/files/zovalutobosima.pdf
- https://cdn.shopify.com/s/files/1/0430/8641/3985/files/47536513216.pdf
- https://cdn.shopify.com/s/files/1/0430/4257/0402/files/75311035183.pdf
- https://cdn.shopify.com/s/files/1/0436/9884/7894/files/begatimipuburuwawenulapu.pdf
- https://cdn.shopify.com/s/files/1/0428/1604/5222/files/xidavakojiredo.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_off00007582.bin3207e48d73e5f242ddfb435efbab763d95040d234f7b694ee6f6760b054f4783 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7582 | 5360 bytes |
font_01_sfnt_off000087be.bin25a70c72fb96d38e9a8f892d22374d7be688324cebc1ac89a130cdbfe98d5d64 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x87BE | 12160 bytes |
font_02_sfnt_off0000aef1.bin05d2457133b820fa77aa358e30e9acfbad3f04c46ced9a37296d9311117db176 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xAEF1 | 4324 bytes |
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