MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF document was flagged as malicious by an ML classifier and contains numerous embedded links. One critical heuristic identified a link to a known malicious redirector service, 'ttraff.cc', which is likely used to obscure the ultimate destination of the malicious payload. The document also contains a large number of external links, many pointing to Shopify domains, suggesting a link farm or redirection strategy.
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=critical+applied+linguistics+pdf
- http://files.nashvillecherryblossomfestival.org/uploads/1/3/2/6/132682070/3680a015.pdf
- http://files.victoriasgiftsandmore.com/uploads/1/3/1/8/131858661/jexonikemo-limuzolakixiw-malusimilezo.pdf
- http://jemino.janetwaldron.com/uploads/1/3/1/4/131437623/botafo_wolixavuk_xatavi.pdf
- https://cdn.shopify.com/s/files/1/0429/3391/1705/files/mabesigapaxef.pdf
- https://cdn.shopify.com/s/files/1/0437/3489/2693/files/7903927195.pdf
- https://cdn.shopify.com/s/files/1/0433/7729/5516/files/1912620353.pdf
- https://cdn.shopify.com/s/files/1/0430/0141/3785/files/large_treble_clef_staff_paper.pdf
- https://cdn.shopify.com/s/files/1/0429/9508/9559/files/35261336027.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/84574839703.pdf
- https://cdn.shopify.com/s/files/1/0431/5647/1970/files/elcomsoft_phone_breaker.pdf
- https://cdn.shopify.com/s/files/1/0432/5703/6968/files/opera_mini_pc_browser_software_free.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_off00007c71.bind37fd9a1c3ffa0c8351d9c40d4af1b026765273cae158e296f4ae682673b4b88 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7C71 | 5116 bytes |
font_01_sfnt_off00008de2.bin8a875f4b008ff0ede1a5180687498b4597aab487e1cdd7d0dc431242410bbfe0 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8DE2 | 10144 bytes |
font_02_sfnt_off0000b08a.bin1062cd8ddf90f4344fa193b395386d5669df1a952e5759311ca261a71931f361 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB08A | 4324 bytes |
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