MALICIOUS
150
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
T1204.002 Malicious Link
The PDF contains a large number of external links, many pointing to Shopify domains, but one critical link directs to a known malicious redirector at 'ttraff.ru'. This suggests a link farm technique designed to obscure the malicious destination, likely a phishing or malware delivery site. The document body, though heavily obfuscated, contains the URL 'https://ttraff.ru/pify?keyword=general+ability+test+papers+pdf', reinforcing the lure of test papers to entice clicks.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 3
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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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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=general+ability+test+papers+pdf
- http://files.graceelmira.org/uploads/1/3/0/8/130874634/574839d1a95.pdf
- http://files.guitaravenue-sg.com/uploads/1/3/1/3/131380343/5745034.pdf
- http://giwale.standstrongcoalition.com/uploads/1/3/0/7/130776433/9d9ce476a311.pdf
- https://cdn.shopify.com/s/files/1/0430/8179/3698/files/aia_g701_form.pdf
- https://cdn.shopify.com/s/files/1/0434/0531/2163/files/introduction_to_electrodynamics_griffiths_3rd_edition.pdf
- https://cdn.shopify.com/s/files/1/0432/3213/3278/files/59001898006.pdf
- https://cdn.shopify.com/s/files/1/0448/5169/1680/files/3ds_max_tutorials.pdf
- https://cdn.shopify.com/s/files/1/0432/0477/1999/files/character_design_free_download.pdf
- https://cdn.shopify.com/s/files/1/0439/4565/6488/files/behavior_modification_for_adhd.pdf
- https://cdn.shopify.com/s/files/1/0447/9716/5728/files/an_astrologer_s_day_essay.pdf
- https://cdn.shopify.com/s/files/1/0431/9143/5422/files/sabar.pdf
- https://cdn.shopify.com/s/files/1/0435/0607/3759/files/foxit_reader_for_mac_free_download.pdf
- https://cdn.shopify.com/s/files/1/0432/2449/8343/files/96233538388.pdf
- https://cdn.shopify.com/s/files/1/0435/0207/6070/files/ximiletutaletifafajak.pdf
- https://cdn.shopify.com/s/files/1/0430/3945/7429/files/neluxukan.pdf
- https://cdn.shopify.com/s/files/1/0432/5041/7827/files/gilakijifaj.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_off0000cdcd.binae8b1bd36fca9b132a1e18cb299b4b9a4a6f60c64afdd92c71896bcc6fd175ed |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCDCD | 4988 bytes |
font_01_sfnt_off0000ded0.bin190cb4921736b189132d416d74443c553877c031179745fd96e6fe7d90ad5593 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDED0 | 10588 bytes |
font_02_sfnt_off000102b4.bin9f355172d696dda274cac500966718f112ce76951f19577ac4888987ea6471b2 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x102B4 | 4324 bytes |
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