Malicious PDF — malware analysis report

Static analysis result for SHA-256 510a2e7d2176115c…

MALICIOUS

PDF

36.0 KB Created: 2020-03-30 04:59:05 +03:00 Authoring application: wkhtmltopdf 0.12.1.4 (via Qt 4.8.6)
MD5: 60a24d67afa133176e9f51d21111eaa9 SHA-1: 94f58a6d4414d84f9d32f6b3fc13577b8943df17 SHA-256: 510a2e7d2176115c9434ab2eb03cda19c0662a44c964ba56c15a4e211e331005
62 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment T1204.002 User Execution: Malicious File

The PDF document contains a large number of embedded 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 a distribution mechanism for further malicious content. The document body contains a mix of seemingly random text and embedded URLs, further supporting the malicious intent of directing users to external resources. No scripts were extracted, limiting the analysis of direct execution capabilities.

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://misssoutheastpageantry.us/uploads/1/3/0/7/130739720/130739720.html#hay+una+uncion+letra+y+acordes+piano
    • http://javieracortesmonroy.com/uploads/1/3/0/5/130590126/3342809.pdf
    • http://testintern-maechlermacht.services/uploads/1/3/0/8/130874386/kewuvavovetonet-soralagowopala-kuvizelavu-wigiso.pdf
    • http://epicgourmetboston.com/uploads/1/3/0/2/130289252/sumisafa_waguzive_puripix.pdf
    • http://bruceave.net/uploads/1/3/0/4/130435596/1451847.pdf
    • http://introtothegoodlife.com/uploads/1/3/0/7/130739495/1322196.pdf
    • http://stevestiling.com/uploads/1/3/0/5/130539990/0e4fa241.pdf
    • http://munsonartdesign.com/uploads/1/3/0/5/130551248/133874.pdf
    • http://susiestreats.com/uploads/1/3/0/2/130274154/tigatoguzasa.pdf
    • http://brainaneurysm.info/uploads/1/3/0/6/130621390/7925571.pdf
    • http://ezemsgs.com/uploads/1/3/0/2/130288926/sekoku.pdf
    • http://ozarksfarmandhome.com/uploads/1/3/0/4/130488832/7231deeea210.pdf
    • http://perfectbalancehvac.net/uploads/1/3/0/4/130435780/nogobetetubop.pdf
    • http://m2goproducts.com/uploads/1/3/0/4/130436519/1569274.pdf
    • http://kclsprodevelopment.com/uploads/1/3/0/6/130604215/3563de529664ba.pdf
    • http://webecomemore.com/uploads/1/3/0/6/130639665/9296035.pdf
    • http://midsouthsmallbusiness.info/uploads/1/3/0/9/130969369/gidiliwu-tulonalajakiva-wofigidube-jurilegalana.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_off00005e59.bin
032239e7c9795691ee410e1fcc9227370ccceb6d7e4aed81a810f4fcb6c47db0		 pdf-font-stream PDF embedded font (sfnt) at offset 0x5E59 9608 bytes

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