Malicious PDF — malware analysis report

Static analysis result for SHA-256 d5ab26d404a66348…

MALICIOUS

PDF

33.3 KB Created: 2020-03-24 17:05:36 +02:00 Authoring application: wkhtmltopdf 0.12.1.4 (via Qt 4.8.6)
MD5: 5a5a2e65c6b6f347ffe45e8550c4fcb5 SHA-1: 9cf397c81a3cfee599012b1f63dda82c7782f786 SHA-256: d5ab26d404a66348a9814668fb856ab20e9eb6fcc7d2d1f7858c3b5a31e9fe6b
62 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment T1204.002 Malicious Link

The PDF document contains a large number of external links, many of which are numerically or generically named, suggesting a link farm or SEO spam tactic. The document body mentions a 'Panasonic link2cell bluetooth cordless phone' and includes metadata from wkhtmltopdf, indicating it was likely generated programmatically. The primary intent appears to be directing users to a network of external websites, potentially for malicious purposes such as phishing or distributing further malware.

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://letlaura.net/uploads/1/3/0/5/130546717/130546717.html#panasonic+link2cell+bluetooth+cordless+phone
    • http://bvsicclothingco.com/uploads/1/3/0/3/130323672/jodatozapinitu.pdf
    • http://www.akizusushi.com/uploads/1/3/0/2/130287221/650fb09f7.pdf
    • http://arpitann.com/uploads/1/3/0/6/130639379/bavex.pdf
    • http://www.mapleridgeehyundai.com/uploads/1/3/0/6/130604750/nufevetemasajigorugi.pdf
    • http://ilmangiatore.com/uploads/1/3/0/4/130477945/1819041.pdf
    • http://newwestminstersociety.com/uploads/1/3/0/3/130379336/5673486.pdf
    • http://advertisingarchives.net/uploads/1/3/0/2/130273788/6433659.pdf
    • http://sheslaywigs.com/uploads/1/3/0/2/130289305/vizuj-jixib.pdf
    • http://cpaforchurch.com/uploads/1/3/0/8/130874165/6132862.pdf
    • http://www.exteriorcontractorca.com/uploads/1/3/0/5/130551335/de06f896ea4.pdf
    • http://nqenergysolutions.com/uploads/1/3/0/6/130603887/d0d5e0f728588.pdf
    • http://puravidafarm.org/uploads/1/3/0/5/130550703/tenetaveroxili.pdf
    • http://savethenubs.org/uploads/1/3/0/6/130603889/zoburifo.pdf
    • http://robvantol.net/uploads/1/3/1/1/131164322/3939215.pdf
    • http://www.opheliawest.com/uploads/1/3/0/5/130551472/zozifekefipabo.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_off00005ada.bin
95b77f40d743001155e8e7ddc91feca5c00773425fb16a6f7644d774d65e7c23		 pdf-font-stream PDF embedded font (sfnt) at offset 0x5ADA 6776 bytes

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