Malicious PDF — malware analysis report

Static analysis result for SHA-256 482585052a8fdfb0…

MALICIOUS

PDF

37.2 KB Created: 2020-04-21 14:17:35 +03:00 Authoring application: wkhtmltopdf 0.12.1.4 (via Qt 4.8.6)
MD5: 3e6ac06760d89fd27c0cabae196681a5 SHA-1: a9ccc9bf4dccd300c4f581697eee7d753c5c6f6f SHA-256: 482585052a8fdfb0e32cbd22530cd361de2cf0820a1e253adb8e4e2b5501a857
70 Risk Score

Malware Insights

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

The PDF contains a large number of external links, many of which are structured in a way that suggests SEO manipulation. The heuristic 'SE_INVOICE_LURE' indicates that the document's content is designed to resemble an invoice or payment request, further supporting a phishing or scamming intent. The primary external URI points to a page offering a 'free contractor agreement template', which is a common lure for phishing or malware delivery.

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.
  • Fake invoice / payment lure low SE_INVOICE_LURE
    Document contains invoice or payment language paired with an action verb — useful context when combined with link, macro, or attachment indicators
  • 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://blockchainambassador.ca/uploads/1/3/1/3/131379904/131379904.html#free+contractor+agreement+template+nz
    • http://downtowntitusvillefl.com/uploads/1/3/1/4/131453175/leredexavi_kijunen_nagirujojun_keberufosixugo.pdf
    • http://kbgamesllc.com/uploads/1/3/1/4/131409167/6426659.pdf
    • http://fuerteturismo.com/uploads/1/3/1/4/131455722/3276c40.pdf
    • http://jcfoamer.com/uploads/1/3/0/8/130813037/28fd88.pdf
    • http://lmdsign.com/uploads/1/3/1/4/131453603/gorutezomasilal.pdf
    • http://refreshmymarketing.com/uploads/1/3/0/8/130815124/0f0c5e65e2ee.pdf
    • http://yubacitylawnmowing.com/uploads/1/3/1/1/131164577/duxatot.pdf
    • http://edalewoodfiredpizza.com/uploads/1/3/0/6/130620635/pisifiku-wevudajiv-fudukejarana.pdf
    • http://renengkh.com/uploads/1/3/0/7/130775987/xozapap_vuzotokuda_dewibalis_negamemilonati.pdf
    • http://5tostayalive.com/uploads/1/3/1/4/131411411/6283583.pdf
    • http://bergmannsampel.de/uploads/1/3/0/8/130874598/repof.pdf
    • http://taylorjsmithportfolio.com/uploads/1/3/0/5/130539479/2901109.pdf
    • http://sophie-macdonnell-art.com/uploads/1/3/1/3/131380849/558c80d.pdf
    • http://syracusehandymanservices.com/uploads/1/3/0/3/130323213/7413549.pdf
    • http://taxiloco.com/uploads/1/3/1/4/131409333/rokotuboga.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_off0000692f.bin
06ca3a58d62cb6f8b0437942e0a544ca2040ff3089d1747b65a1ee0da24bef2d		 pdf-font-stream PDF embedded font (sfnt) at offset 0x692F 8044 bytes

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