MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
This PDF file contains a link to a known malicious redirector, which is designed to lead users to further malicious content. The document body, though heavily obfuscated, contains text that appears to be a lure related to a "Nasa polar ice cap report". The presence of numerous external PDF links, many of which are benign, suggests a link farm or SEO poisoning attempt to increase the visibility of the malicious redirector. The ML classifier also strongly indicated maliciousness.
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.me/wix?keyword=nasa+polar+ice+cap+report
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://static.usrfiles.com/ugd/2072cd_b53a74d418084f76aadf5961c5a8c42d.pdf
- https://static.usrfiles.com/ugd/6f53d7_1265c8a1084743e581cc477ee610cb82.pdf
- https://static.usrfiles.com/ugd/2ca22b_674c81faa106433da0589d992463390a.pdf
- https://static.usrfiles.com/ugd/b8c837_4dbb0c6315ab470990b15fa186d3b1ef.pdf
- https://static.usrfiles.com/ugd/b8c837_41934b2beee5442ca25610b90fd6c930.pdf
- https://cdn.shopify.com/s/files/1/0434/3057/6285/files/acdc_highway_to_hell_guitar_tab.pdf
- https://cdn.shopify.com/s/files/1/0438/2906/7933/files/vezaradurovuponenikuper.pdf
- https://cdn.shopify.com/s/files/1/0432/4117/7252/files/joseph_bible_movie_in_tamil.pdf
- https://cdn.shopify.com/s/files/1/0459/7494/5959/files/marksheet_of_class_10_2018_bsek.pdf
- https://cdn.shopify.com/s/files/1/0434/7530/4612/files/zasawipitew.pdf
- https://static.usrfiles.com/ugd/c46c8a_b2038740c34d4472ae7ab2cb62b15b09.pdf
- https://static.usrfiles.com/ugd/b8c837_643fd96829174a5bada6054e7027b46e.pdf
- https://static.usrfiles.com/ugd/b8c837_6eb543a0a3fe47a0903e4561e1c80e64.pdf
- https://static.usrfiles.com/ugd/2994dd_7c5aa804460e4b419bba880558925bc1.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_off000068ec.bin50c83b468938839b047733d7a2e2cf378ed8e6a0469df77f8474316d5e628efb |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x68EC | 4896 bytes |
font_01_sfnt_off000079a8.bin9a07ecbd2a1b756b725f65c1afb941dfea454feee492be96487f01463f02d3a3 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x79A8 | 13696 bytes |
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