MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains a large number of embedded links, with one pointing to a known malicious redirector. The document body text and embedded links suggest a lure to external content, likely for phishing or malware distribution. No scripts were extracted, and the primary malicious activity observed is the redirection to potentially harmful URLs.
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=sigma+spectrum+iv+pump
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://static.usrfiles.com/ugd/b8c837_40b0e2f330ed48b687c04fd0fa65e47c.pdf
- https://static.usrfiles.com/ugd/b8c837_6605dc36e26f45c5b6fae976ebdc37d5.pdf
- https://static.usrfiles.com/ugd/b8c837_7f8789daeb6747d6b1c3f73f3460f0b9.pdf
- https://static.usrfiles.com/ugd/b8c837_153e1287329848209452019ea5d5b110.pdf
- https://static.usrfiles.com/ugd/760101_f7c92a5011034f46a626767fb5dd729a.pdf
- https://static.usrfiles.com/ugd/b8c837_83ecc58aa18546a59ae5b14d8144b475.pdf
- https://cdn.shopify.com/s/files/1/0434/8051/4713/files/dumixowaliwo.pdf
- https://cdn.shopify.com/s/files/1/0432/3845/7501/files/jewarijopewo.pdf
- https://cdn.shopify.com/s/files/1/0430/9581/8404/files/ap_environmental_science_frq_2008_answers.pdf
- https://cdn.shopify.com/s/files/1/0429/7441/2949/files/zetinexiwuzejodegawig.pdf
- https://cdn.shopify.com/s/files/1/0428/0093/9164/files/69923015460.pdf
- https://cdn.shopify.com/s/files/1/0431/9933/2512/files/zazoferudavozorivazidu.pdf
- https://cdn.shopify.com/s/files/1/0433/8368/5270/files/1409098862.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_off00005fa2.bin7f1fe721e6cf6a2788bc832f60f24fb87cdc1cf81dd0867dc23480ccc8ed32ca |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5FA2 | 5384 bytes |
font_01_sfnt_off000071e3.bin9ff7c74410fa8a87ecbd511edd03d8b460077038776b1da26b838bf8b5801204 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x71E3 | 10132 bytes |
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