MALICIOUS
150
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
T1204.002 Malicious Link
The PDF document contains a large number of embedded links, many of which point to external PDF files hosted on Shopify and other domains, forming a link farm. One prominent URL, https://ttraff.cc/pify?keyword=subnet+mask+cheat+sheet, is identified as a malicious redirector. The document body, though partially corrupted, contains text related to "Subnet mask cheat sheet" and the authoring application, suggesting a lure to disguise the malicious redirection. The ML classifier strongly flagged this PDF as malicious.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 3
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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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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/pify?keyword=subnet+mask+cheat+sheet
- http://files.oldboneymountain.org/uploads/1/3/1/4/131437778/4475634.pdf
- http://files.heathandhaveringurc.co.uk/uploads/1/3/1/6/131637271/mulebojalogox-zewupuj-popemema-libigav.pdf
- http://files.bodegabayhouse.com/uploads/1/3/2/7/132741334/kezaxolivegekem.pdf
- http://files.swinglecountertops.com/uploads/1/3/1/0/131070572/xoxivegiweroxovodud.pdf
- http://files.rmhsperformingarts.com/uploads/1/3/1/4/131453650/somudizevikigupijas.pdf
- https://cdn.shopify.com/s/files/1/0434/9270/4408/files/tavawazidojaxesazibolole.pdf
- https://cdn.shopify.com/s/files/1/0430/0875/3827/files/42471614292.pdf
- https://cdn.shopify.com/s/files/1/0433/7962/2040/files/2524616310.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/97454987384.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/10217245918.pdf
- https://cdn.shopify.com/s/files/1/0431/7272/4900/files/86904466554.pdf
- https://cdn.shopify.com/s/files/1/0428/8577/5519/files/vavonepe.pdf
- https://cdn.shopify.com/s/files/1/0433/4416/7064/files/lowabetoxoxoz.pdf
- https://cdn.shopify.com/s/files/1/0431/5519/4011/files/xosadunivixewugu.pdf
- https://cdn.shopify.com/s/files/1/0431/6289/4485/files/pumurakuk.pdf
- https://cdn.shopify.com/s/files/1/0436/7430/4662/files/66946670111.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/wotedosepano.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 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off000086e2.binaa501fb4dfcde510b040b24cc05c36d0aec8b69ec93d45f42bbb6df1d1109634 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x86E2 | 4944 bytes |
font_01_sfnt_off00009776.binf4e09e8629ebdc863a3d7a1645140cf710205874093fb91767b236b3bc132c5b |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x9776 | 13640 bytes |
font_02_sfnt_off0000c250.bina542ec26cea93e049a2e27cd59b1347dd9bbdea13775fd7b822b3c2b3136116f |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC250 | 4324 bytes |
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