Malicious PDF — malware analysis report

Static analysis result for SHA-256 2e8b56d88b8f3c39…

MALICIOUS

PDF

38.7 KB Created: 2020-03-13 17:47:44 +02:00 Authoring application: wkhtmltopdf 0.12.1.4 (via Qt 4.8.6)
MD5: 88d6031c26922d56fe954aaa00bf8134 SHA-1: 502af1e6e226967e019883640841e0b7fa93a62c SHA-256: 2e8b56d88b8f3c39d6e732dc71eac7bff95aba829ad58e7601662834fa98eec7
62 Risk Score

Malware Insights

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

The PDF file contains a large number of external links, identified by the PDF_SEO_LINK_FARM heuristic. The document body also contains a specific URL related to 'rustoleum gloss black paint sds', suggesting a lure or redirection to potentially malicious content. The primary attack pattern involves directing users to a network of linked websites, likely for SEO manipulation or to host further malicious payloads.

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://ivy--jude.rominastiebenphotography.com/uploads/1/3/0/6/130639689/130639689.html#rustoleum+gloss+black+paint+sds
    • http://cocacolaawards.com/uploads/1/3/0/8/130814421/d9c1644d02eb62e.pdf
    • http://hostmaster.sikhsupport.org.uk/uploads/1/3/0/4/130478760/telogupufe.pdf
    • http://missstewartsailors.com/uploads/1/3/0/3/130313610/6663738.pdf
    • http://www.signamusica.com/uploads/1/3/0/7/130775393/2389357.pdf
    • http://songbirdschildminding.co.uk/uploads/1/3/0/6/130639775/8836de126.pdf
    • http://www.diethswissimportexport.ch/uploads/1/3/0/4/130435902/91fc73fe4d.pdf
    • http://ccmg.co.nz/uploads/1/3/0/6/130605482/nevas_loginafonesasug_zikotapa_dopuzobabaso.pdf
    • http://ohrsaadya.net/uploads/1/3/0/6/130639510/a888c08e9c635.pdf
    • http://phos-media.com/uploads/1/3/0/5/130590469/pebabafibafawidap.pdf
    • http://mycgexpress.com/uploads/1/3/0/6/130604494/bigowanevaga.pdf
    • http://jkstore24.com/uploads/1/3/0/4/130488295/6f25451a5bf9.pdf
    • http://www.nwrilg.net/uploads/1/3/0/6/130604203/7544425.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 2

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off00006213.bin
e9f361eff6f2311e2016eb9a7dd43d49860e722b175c2743f4ba3161d8685bbf		 pdf-font-stream PDF embedded font (sfnt) at offset 0x6213 8560 bytes
font_01_sfnt_off000082e2.bin
87fd6b1a35a64f5c2d30902eea89631a9c05d6b36ef70c6d0cee4d2ad867525e		 pdf-font-stream PDF embedded font (sfnt) at offset 0x82E2 2596 bytes

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