MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a critical heuristic firing for a malicious redirector link pointing to 'ttraff.com'. The document body, though heavily obfuscated, contains text related to writing a literature review and includes the same malicious URL. The PDF also exhibits characteristics of a link farm, with numerous embedded links to external PDFs, suggesting a broad attempt to distribute malicious content.
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.com/wix?keyword=how+do+you+write+a+literature+review+pdf
- https://cdn.shopify.com/s/files/1/0439/6518/6206/files/sashimi_waterfall_model.pdf
- https://cdn.shopify.com/s/files/1/0453/9993/3096/files/chirutha_audio_songs_telugu_ing.pdf
- https://cdn.shopify.com/s/files/1/0431/9661/2768/files/47969432546.pdf
- https://static.usrfiles.com/ugd/b0b521_98363176e0954c119161a59e00c85504.pdf
- https://static.usrfiles.com/ugd/b8c837_b3d1e5b9c4dc424298829ba826c98630.pdf
- https://static.usrfiles.com/ugd/b8c837_632b364a7a88422b98969ff5ccf9022e.pdf
- https://static.usrfiles.com/ugd/b91566_8121f4de6ed148c9a7223b9b34b7df8f.pdf
- https://static.usrfiles.com/ugd/b8c837_f7d85ffc7e1344a5ac97b1d8aeef9855.pdf
- https://cdn.shopify.com/s/files/1/0434/5702/0056/files/flask_file_upload.pdf
- https://cdn.shopify.com/s/files/1/0430/2936/4889/files/29270225931.pdf
- https://static.usrfiles.com/ugd/b8c837_25e5364966a24a79aedad58f0850a1e0.pdf
- https://static.usrfiles.com/ugd/8cbfce_93faa76af99e4399b4d8853465d0ae5a.pdf
- https://static.usrfiles.com/ugd/1f5cef_d5fa1f3de5c740599d2a50900d3b212b.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_off000062fc.bin55e479ac057dfc57f9b7586ab0a13286c7100f7cf849373dd0c9efc856a7fa99 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x62FC | 5072 bytes |
font_01_sfnt_off0000746c.bin04c6fee07e368c06699682340051b0b759fc3d959cb425d4827498957c8f7c6f |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x746C | 10436 bytes |
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