MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a large number of embedded links, a technique often used in link farms to manipulate search engine results or to host malicious content. One of the primary links points to a known malicious redirector, ttraff.cc, which is likely intended to lead the user to a malicious payload. The ML classifier strongly flagged this PDF as malicious, supporting the assessment of a malicious intent.
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=story+of+bluebeard
- https://cdn.shopify.com/s/files/1/0434/5672/5153/files/fefukagiwadelixalezexa.pdf
- https://cdn.shopify.com/s/files/1/0432/1512/6685/files/capacitor_in_series_and_parallel.pdf
- https://cdn.shopify.com/s/files/1/0430/3290/3833/files/tevifivoluriwudasavevo.pdf
- https://cdn.shopify.com/s/files/1/0430/6288/6549/files/schneider_switchgear_catalogue.pdf
- https://cdn.shopify.com/s/files/1/0436/7230/5817/files/jukodow.pdf
- https://static.usrfiles.com/ugd/9ff9b8_7973d50acde8436f817485a5531bb8de.pdf
- https://static.usrfiles.com/ugd/516793_1a585a409ad749e9b69b39dc1b2945c1.pdf
- https://static.usrfiles.com/ugd/93c935_73d64171b7614429bf3e789187b0ebba.pdf
- https://static.usrfiles.com/ugd/e745be_3e4f433bd4b64a14af94b0ee64dae721.pdf
- https://static.usrfiles.com/ugd/b8c837_878ff843bf164f8ea95cb9039d221256.pdf
- https://static.usrfiles.com/ugd/b8c837_a29c0173d06040b0b845b4705acdf5d5.pdf
- https://static.usrfiles.com/ugd/b8c837_72c5ec11d5c444f1aa132617d50e0fc7.pdf
- https://static.usrfiles.com/ugd/b8c837_11de0c5dc2014f0196e3ad40bd25b310.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_off00005fc0.bina230f89b6e9e49f5225aaa979105254bd87408ccec29aa871e54babf421dc7f4 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5FC0 | 5068 bytes |
font_01_sfnt_off00007109.bin230b0490c1db07983bba891e5641ce319a104aead1da4313daab0b9970f3d909 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7109 | 9752 bytes |
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