MALICIOUS
180
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a large number of embedded links, many of which point to external PDF files, suggesting a link farm or redirection strategy. One prominent link, 'https://ttraff.cc/wb?keyword=stool%20examination%20for%20parasites%20pdf', is flagged as a malicious redirector. The ClamAV detection 'Pdf.Dropper.Agent-9253424-0' further supports its malicious nature. The document body, though partially obfuscated, contains the same lure text and URLs, indicating an attempt to drive traffic to malicious infrastructure.
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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ClamAV: Pdf.Dropper.Agent-9253424-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Dropper.Agent-9253424-0
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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/wb?keyword=stool%20examination%20for%20parasites%20pdf
- http://files.coolummensshed.org/uploads/1/3/1/3/131384249/tozijelesajuwejaju.pdf
- http://files.theflourishsisterhood.com/uploads/1/3/1/3/131398156/95d18288fa830.pdf
- http://files.masonjarstudio.ca/uploads/1/3/0/8/130873807/nefepizibek.pdf
- http://files.lomtheater.org/uploads/1/3/0/8/130813975/raviv.pdf
- http://files.stagnesreym.com/uploads/1/3/1/6/131608037/2f62b7b723e.pdf
- http://files.solarpowereducation.com/uploads/1/3/0/7/130739764/2650698.pdf
- http://files.thefeltfactory.co.nz/uploads/1/3/0/7/130776841/xizixexa-dajawotubep-fekifomidele.pdf
- https://zatugizatit.files.wordpress.com/2020/06/diguzu.pdf
- https://pobodevoke.files.wordpress.com/2020/06/bigawasuzen.pdf
- https://ganaleb691624115.files.wordpress.com/2020/07/zotusawomizekotegadokat.pdf
- https://cdn.shopify.com/s/files/1/0431/6263/2360/files/bipinirawasisiwonidomo.pdf
- https://cdn.shopify.com/s/files/1/0432/7027/5237/files/fifisifibozufikesawo.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/28391359898.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/93236297381.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/78683638278.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/vidabuvuwegorowomilamum.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/12909571685.pdf
- https://medlineplus.gov/lab-tests/ova-and-parasite-test/
- 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_off00006174.bindbe5745f87038278a3e36bfbf347738325f1e55b594c47b0a81e25bcb1b76012 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6174 | 5144 bytes |
font_01_sfnt_off000072d2.bin061d4ae7044e14d8e4050d175395a9fe45f04d659526f5cbdd2dd30e023f4957 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x72D2 | 9724 bytes |
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