Malicious PDF — malware analysis report

Static analysis result for SHA-256 dd4a877c152bd673…

MALICIOUS

PDF

43.4 KB Created: 2020-03-28 06:04:00 +02:00 Authoring application: wkhtmltopdf 0.12.1.4 (via Qt 4.8.6)
MD5: 791f03c9f24ae4f3742a7be3b1d10602 SHA-1: ca295c50540c9fa0b5e259e8db28a82cfdf51899 SHA-256: dd4a877c152bd67303fc3f774dbe546ae62a987fbe8e662620426ac34aa82731
62 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment T1059.001 PowerShell

The PDF file contains a large number of external links, identified by the PDF_SEO_LINK_FARM heuristic. These links point to various PDF files hosted on different domains, suggesting a link farm or content distribution network. The embedded URL 'http://gaiapendragon.com/uploads/1/3/1/4/131413222/131413222.html#palabras+con+la+n+final' is also part of this network. The primary purpose appears to be directing users to external resources, potentially for malicious purposes such as malware distribution or phishing.

Heuristics 3

  • Small PDF contains mass external PDF link farm critical PDF_SEO_LINK_FARM
    Small 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.
  • External URI info PDF_URI
    PDF contains an external URL action
  • Embedded URL info EMBEDDED_URL
    One 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 http://gaiapendragon.com/uploads/1/3/1/4/131413222/131413222.html#palabras+con+la+n+final
    • http://happybohum.com/uploads/1/3/0/5/130589261/sesexal.pdf
    • http://timmas.space/uploads/1/3/0/6/130620416/1731ed4eeed31c.pdf
    • http://thepacketpusher.net/uploads/1/3/0/5/130539366/e1c54d6209.pdf
    • http://www.ftheagency.com/uploads/1/3/0/8/130814553/4044657.pdf
    • http://globalctr.org/uploads/1/3/0/8/130814717/lazivapopani-jivewavowunus-xafotapazepel-zajolo.pdf
    • http://birchcreekcompany.com/uploads/1/3/0/5/130540661/8106711.pdf
    • http://realestatebuyersflorida.com/uploads/1/3/0/5/130588947/zetovuzexawezular.pdf
    • http://al-haddad.org/uploads/1/3/0/5/130551898/84535944c7a22.pdf
    • http://moviemedic.net/uploads/1/3/0/2/130289282/suwigozovetej_ratidibivun_lixadovun.pdf
    • http://jandjservices.ch/uploads/1/3/0/5/130539179/65a12ad6c2919.pdf
    • http://www.andeverythingniceantiques.com/uploads/1/3/0/6/130639971/14179f246ab4e4.pdf
    • http://mylesateliersdenine.com/uploads/1/3/0/5/130550868/d63cc4.pdf
    • http://students-veterans.com/uploads/1/3/0/3/130313056/7c1c19a.pdf
    • http://hotty-toddy.net/uploads/1/3/0/6/130604958/36d4fd.pdf
    • http://www.christmas-in-the-country.com/uploads/1/3/0/5/130551349/2487888.pdf
    • http://mineralmakeup.com.mx/uploads/1/3/0/7/130738848/kapam_zifixinubi_miwokujajaguv.pdf
    • http://ndsportschannel.net/uploads/1/3/0/5/130550672/dapirefopil.pdf
    • http://staticio.com/uploads/1/3/0/3/130379362/8902445.pdf
    • http://sagesoul.net/uploads/1/3/0/5/130551059/a940235b2e933b0.pdf
    • http://mylesateliersdenin
    • 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 1

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off00007df4.bin
077f0c4878d24033c17230f3f781ba64764428272f8ef44500e7e4670c9ba333		 pdf-font-stream PDF embedded font (sfnt) at offset 0x7DF4 9232 bytes

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