MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF document contains a large number of embedded links, with one prominent link directing users to a malicious redirector. The document body, though heavily obfuscated, contains text related to creating an Android chatbot app, likely serving as a lure. The presence of numerous external links suggests an attempt to drive traffic to potentially malicious sites or to distribute further payloads.
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.link/wix?keyword=create+a+chatbot+android+app
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://static.usrfiles.com/ugd/07e02c_d3b028b07afb4cceaf5e4279c941aeb3.pdf
- https://static.usrfiles.com/ugd/a18aa6_abc4e17b2c2a4f489d55580941575aad.pdf
- https://static.usrfiles.com/ugd/b8c837_4beb8039afed4e47a032263a46b8e020.pdf
- https://static.usrfiles.com/ugd/a4d998_3837490fe96644399d690690a4b34b3c.pdf
- https://static.usrfiles.com/ugd/0c8cc8_2a35a0db67c34a8d904966f795005bb2.pdf
- https://static.usrfiles.com/ugd/a2ebd8_e8cd37ea3b8c438e81b9140832917000.pdf
- https://static.usrfiles.com/ugd/1cc7e8_0a6302c492e84103901338435ce96761.pdf
- https://static.usrfiles.com/ugd/fef806_67c0dc7dd8f04026aeea32d57bee4ed2.pdf
- https://static.usrfiles.com/ugd/4cd51e_a9f5beff07734fad96ae4338cbca5cbe.pdf
- https://static.usrfiles.com/ugd/f55bec_3a8078b480724fc988729abc0ccc18fb.pdf
- https://static.usrfiles.com/ugd/8c2e83_4204151ca6824a93a65eae75fdcaaec8.pdf
- https://static.usrfiles.com/ugd/10b11f_7347b2b8e8da4f85a9ac16f794240e19.pdf
- https://static.usrfiles.com/ugd/3b47cb_2d09f62a08ff48c29b87f19ab8ffb669.pdf
- https://static.usrfiles.com/ugd/2ac701_08b47afa064148869abf907b25ef996f.pdf
- https://static.usrfiles.com/ugd/e0d0cf_4ef580049bf8432fa6f97c8c259b4a20.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 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00005f3d.bin4c2d8fb7249729923bc0d8979b6bb47346861a0292e42b9ccc840e6e63243a2c |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5F3D | 4996 bytes |
font_01_sfnt_off00007028.bin045bcbcc99340170f2ffd40b120f5af2fd18cf468f83a53dd799d71450cdbe72 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7028 | 9776 bytes |
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