MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains embedded links, with one pointing to a known malicious redirector. The document body, though heavily obfuscated, contains the URL 'https://ttraff.cc/wix?keyword=colonization+and+decolonization', suggesting a lure to a malicious site. The ML classifier also flagged this PDF as malicious. The presence of multiple external PDF links further indicates 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/wix?keyword=colonization+and+decolonization
- https://static.usrfiles.com/ugd/b8c837_1b61796fddfc4b8a93a3fb4daf06864d.pdf
- https://static.usrfiles.com/ugd/162fe6_78e7f7d43bea4e29a61c6faa6ac0d143.pdf
- https://static.usrfiles.com/ugd/b8c837_039835a708814282a1dc5d2e04d0ec66.pdf
- https://cdn.shopify.com/s/files/1/0428/9023/1974/files/tumumaxupetomagu.pdf
- https://cdn.shopify.com/s/files/1/0429/7352/8213/files/pagutosoton.pdf
- https://cdn.shopify.com/s/files/1/0428/6549/2127/files/5343090758.pdf
- https://static.usrfiles.com/ugd/b8c837_ee299560ee4442fbb99473f9bbd577f1.pdf
- https://static.usrfiles.com/ugd/5bb01c_57d81aa85a564caeb7b66cebbd3cf7db.pdf
- https://static.usrfiles.com/ugd/b8c837_c0812bb7e82e41c58e9700235dc98bac.pdf
- https://static.usrfiles.com/ugd/b8c837_bbc3d5de0e87442d88fe43e4c6c1b80f.pdf
- https://static.usrfiles.com/ugd/b8c837_1e7f2a2cf1e24d5ea953e899b68cfa04.pdf
- https://cdn.shopify.com/s/files/1/0441/2106/3576/files/blue_cross_blue_shield_mn_cancellation_form.pdf
- https://cdn.shopify.com/s/files/1/0440/9946/9464/files/sanetekelupid.pdf
- https://cdn.shopify.com/s/files/1/0431/6617/1297/files/93992424741.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_off0001bc60.bine16fd413d54773dfbf147f046024c43828c3be6cc023aa590a56f1732e550f77 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1BC60 | 4616 bytes |
font_01_sfnt_off0001cc21.bin8e83e379793baf324f5dfcbfd5aa1d449659b91f17d66e0cb23bae3172dc3ad7 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1CC21 | 11752 bytes |
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