MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a link farm with numerous embedded URLs, including a critical redirector link to 'ttraff.com'. This heuristic, combined with the ML classifier flagging the PDF as malicious, strongly suggests a phishing or malware distribution attempt. The document body, though heavily obfuscated, contains the target URL, reinforcing the attack pattern.
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=doubleday+large+print+book+club
- https://static.usrfiles.com/ugd/b8c837_5e363015ff504085a3de576f5df0ec33.pdf
- https://static.usrfiles.com/ugd/b8c837_a0d94ff95558444b8022f497068e32ae.pdf
- https://static.usrfiles.com/ugd/b8c837_3853946d01894217bf58c5ea9bbbd60f.pdf
- https://static.usrfiles.com/ugd/ed64d2_720e44868fbd49f58f6838d978376984.pdf
- https://static.usrfiles.com/ugd/4b68be_7943a48bcae84df3ade9f000bfb5fc7c.pdf
- https://static.usrfiles.com/ugd/b8c837_9631e454f8c64eb89350741a13eb1129.pdf
- https://static.usrfiles.com/ugd/b8c837_e62cfd464b1a416fb85931d185a71ad7.pdf
- https://static.usrfiles.com/ugd/b8c837_9171afc45e8b4b4cacd8a07933505dd2.pdf
- https://cdn.shopify.com/s/files/1/0440/5621/5702/files/jingle_bells_hip_hop_remix_free.pdf
- https://cdn.shopify.com/s/files/1/0427/8052/4710/files/addictive_drums_free_pc.pdf
- https://static.usrfiles.com/ugd/b8c837_a50be68bc346417ca75718a38f8bd66e.pdf
- https://static.usrfiles.com/ugd/b98abb_2193c72c5d6948aeb3ef0fdc96d6c962.pdf
- https://static.usrfiles.com/ugd/b8c837_a8679ef925f6435684dc6b9c5758c7d9.pdf
- https://static.usrfiles.com/ugd/b8c837_984aba8673e94f28b01643f7eb643778.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_off0000748f.bin53175a45eac3a268ab884b2dc443ddc7c589861d6592f3ec650e355221c7b7d0 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x748F | 5368 bytes |
font_01_sfnt_off000086e3.binf1219e0354e061fa9e6a24ce101c68b81e4d8dbdc8e4b731c1d5171340b81c6e |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x86E3 | 10548 bytes |
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