Malicious PDF — malware analysis report

Static analysis result for SHA-256 9369c7d5d69a894a…

MALICIOUS

PDF

28.7 KB Created: 2020-04-11 06:48:30 +03:00 Authoring application: wkhtmltopdf 0.12.1.4 (via Qt 4.8.6)
MD5: 50a938f14bff8a7e52b9202a28582714 SHA-1: d3b715543222aba500ef33d3cef789ec8f68c08a SHA-256: 9369c7d5d69a894a15ae6bf271ceb411b1305bee938f1268e61469f545a5b5c5
122 Risk Score

Malware Insights

MITRE ATT&CK
T1566.002 Spearphishing Attachment T1204.002 Malicious Link

The PDF file contains a large number of external links, a technique commonly used to redirect users to malicious websites. The ClamAV detection 'Pdf.Dropper.Agent-8548426-0' further supports its malicious nature. The embedded URLs suggest a link farm or SEO poisoning attack designed to lure unsuspecting users to potentially harmful content.

Heuristics 4

  • 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.
  • ClamAV: Pdf.Dropper.Agent-8548426-0 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Pdf.Dropper.Agent-8548426-0
  • 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://74-123-75-199.mgwnet.com/uploads/1/3/0/3/130313728/130313728.html#mazinger+z+capitulos+completos
    • http://connallymcdougall.com/uploads/1/3/1/0/131070652/gapodanawoda-zivef.pdf
    • http://oceandrivesilver.com/uploads/1/3/0/5/130588732/toladuzowodokumego.pdf
    • http://leftproject.org/uploads/1/3/0/6/130620213/678f7c.pdf
    • http://lilyhockcreationsfoundation.com/uploads/1/3/0/6/130604527/9328956.pdf
    • http://pyegc.com/uploads/1/3/1/4/131438844/46544.pdf
    • http://keepcalmweddings.com/uploads/1/3/0/5/130539165/fodafixeka.pdf
    • http://daicorpinvests.net/uploads/1/3/0/9/130969942/6319332.pdf
    • http://brilliant-builder.com/uploads/1/3/0/3/130379423/powojiwijuf.pdf
    • http://cesca-online.com/uploads/1/3/1/6/131606027/4393418.pdf
    • http://sprinkledcompany.com/uploads/1/3/1/3/131380354/4687510.pdf
    • http://healthycalabash.com/uploads/1/3/0/7/130738936/lopowat.pdf
    • http://migseriouslda.com/uploads/1/3/0/8/130814630/1921194.pdf
    • http://karlkeely.com/uploads/1/3/0/2/130289346/wuwazijalosizen.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 1

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off00004cb0.bin
0b7c1b2a7115bc1d109f90c739d7f5bde15e8830e3a40fa41538357bfc567f67		 pdf-font-stream PDF embedded font (sfnt) at offset 0x4CB0 6900 bytes

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