Malicious PDF — malware analysis report

Static analysis result for SHA-256 f0eb5f58f3246d73…

MALICIOUS

PDF

114.5 KB Created: 2020-04-04 15:49:02 +03:00 Authoring application: wkhtmltopdf 0.12.1.4 (via Qt 4.8.6)
MD5: 6579e6f99201e30c5563e5e9776c0c45 SHA-1: b2e15734d6a16f3e1637d52e57f2fa629f28234a SHA-256: f0eb5f58f3246d73189e3a5bf2cb61b48c219824357783fc0fb6168f8e269c3f
62 Risk Score

Malware Insights

MITRE ATT&CK
T1566.002 Spearphishing Attachment T1059.001 PowerShell

The PDF document contains numerous external links, identified as a 'PDF_SEO_LINK_FARM' heuristic. The document body, though partially corrupted, includes a reference to 'The Handmaid's Tale' summary and embedded URLs, suggesting a lure to external content. The primary purpose appears to be directing users to a network of linked websites, likely for SEO manipulation or to host malicious content.

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://lspdoffical.net/uploads/1/3/0/4/130483279/130483279.html#the+handmaid%27s+tale+chapter+10-12+summary
    • http://mckinleyathletics-hi.com/uploads/1/3/0/6/130620575/wonewip.pdf
    • http://mesquitesitting.com/uploads/1/3/0/7/130775045/wulazijuna-nawudiwazavo-mubajexu-zidozi.pdf
    • http://daygroupcompany.com/uploads/1/3/0/3/130323764/bedumevijoxovexabane.pdf
    • http://simpleedesign.com/uploads/1/3/0/6/130621191/de132.pdf
    • http://studio330fl.com/uploads/1/3/0/8/130814078/xupitobowaleg.pdf
    • http://smittysews.com/uploads/1/3/0/6/130620789/ritanuzevike-lizisafositujen-sejekibuxu.pdf
    • http://biotros.com/uploads/1/3/0/3/130313177/powezemizuxuke.pdf
    • http://travelgai.com/uploads/1/3/0/7/130776476/nukimajiwasod_wumoxumoparo_vebiganugadakal_gonajumupum.pdf
    • http://darsanaai.com/uploads/1/3/0/6/130620970/2865791.pdf
    • http://bridgetunnel.coffee/uploads/1/3/0/2/130288549/rexidupadeta-ziberudawiwek.pdf
    • http://descubrirtuviaje.com/uploads/1/3/0/3/130313428/1090876.pdf
    • http://vapesaloons.com/uploads/1/3/0/2/130289237/guwovijulotofi.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_off00019ccc.bin
a7e09c01e5e1acd7a1622fb9af85e59b3a8fb17eb78f51f75d97f2618b5bfa2b		 pdf-font-stream PDF embedded font (sfnt) at offset 0x19CCC 8188 bytes

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