MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1200 Hardware Add-in
T1059.001 PowerShell
The PDF contains a large number of embedded links, with one specifically identified as a malicious redirector. The ML classifier also strongly indicated maliciousness. The document body, though heavily obfuscated, contains the malicious URL and references to other PDFs, suggesting a link farm designed to lead users to 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=kamen+ex+aid+all+henshin
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://static.usrfiles.com/ugd/05900a_776ff052847f48ba8d38736782589e6a.pdf
- https://static.usrfiles.com/ugd/b8c837_d29c27e147c94f83a57bab91cceceba3.pdf
- https://static.usrfiles.com/ugd/5926b4_f12db5efdc30495aa3d034d3daa974d9.pdf
- https://cdn.shopify.com/s/files/1/0431/0899/1140/files/90317843875.pdf
- https://cdn.shopify.com/s/files/1/0430/4509/3533/files/72473714230.pdf
- https://cdn.shopify.com/s/files/1/0432/7964/6878/files/vizilapivumofalebikoj.pdf
- https://cdn.shopify.com/s/files/1/0440/0755/5222/files/guide_escalade_dentelles_de_montmirail.pdf
- https://cdn.shopify.com/s/files/1/0431/5598/0439/files/64203642033.pdf
- https://static.usrfiles.com/ugd/b8c837_b1ffb517261f4ccfa867406991f5cb14.pdf
- https://static.usrfiles.com/ugd/b8c837_c7112932bd574c32bcf9b88ad9cab949.pdf
- https://static.usrfiles.com/ugd/e2c6c1_ee7f832472b34dcb931971088e00757b.pdf
- https://static.usrfiles.com/ugd/7603ae_65f2f420d8c44d868557b4c06c6214f4.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/
- http://scripts.sil.org/OFL
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000883a.bin513d49ed157dfbc16d71f14a3e93c7428bf85f514ba9919395a8c684d84ab07f |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x883A | 47492 bytes |
font_01_sfnt_off000118b4.bin9461f9df92a89a1e4f9d99cd953b040f1447bc29c1106b1a8592a778594498b8 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x118B4 | 5004 bytes |
font_02_sfnt_off00012995.bin1b7a3db12e7a618158c0a28e8470edc9fdc1cce1e283bcb5b40e304d4297c77b |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12995 | 22708 bytes |
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