MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains multiple embedded links, with one specifically pointing to a known malicious redirector. The ML classifier also strongly indicated maliciousness. The presence of numerous links, including those to Shopify, suggests an attempt to create a link farm for SEO manipulation or to distribute payloads. The document body, though heavily obfuscated, contains a URL that is also present in the heuristics and IOCs.
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/pify?keyword=joelle+van+dyne
- http://files.marlboroughsafetyforum.com/uploads/1/3/0/8/130813997/getoruvopel_sepesunura.pdf
- http://files.climacusconference.org/uploads/1/3/0/7/130776033/614719.pdf
- http://files.premierdanes.com/uploads/1/3/0/9/130968994/7024a.pdf
- http://files.costleyandpartners.com/uploads/1/3/0/9/130969204/34bfdeaba076a4.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0429/9682/6273/files/revumoxeso.pdf
- https://cdn.shopify.com/s/files/1/0429/8443/9971/files/juxozawexumubo.pdf
- https://cdn.shopify.com/s/files/1/0431/4441/3341/files/29824543217.pdf
- https://cdn.shopify.com/s/files/1/0435/0741/7253/files/rigefofakatas.pdf
- https://cdn.shopify.com/s/files/1/0431/2032/8864/files/sisexufubugitajixepuginon.pdf
- https://cdn.shopify.com/s/files/1/0428/6598/3655/files/tavapazafa.pdf
- https://cdn.shopify.com/s/files/1/0432/6018/2692/files/rajokuvonuz.pdf
- https://cdn.shopify.com/s/files/1/0433/5455/4533/files/zawepune.pdf
- https://cdn.shopify.com/s/files/1/0428/0025/1036/files/gungeon_dark_marker.pdf
- https://cdn.shopify.com/s/files/1/0429/8565/2375/files/66087671323.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_off0000bf13.binc974cf7e5fa6656a5f1fd40edd2f6915d584c3f46b8084d7c8973fa1b38f38ea |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xBF13 | 4696 bytes |
font_01_sfnt_off0000cf32.bin34e551e34c693a67c2b8560768ea9cfc4d98f4600fdebbed82bd3d52bf06f627 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCF32 | 10672 bytes |
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