Malicious PDF — malware analysis report

Static analysis result for SHA-256 297da071787e8491…

MALICIOUS

PDF

37.3 KB Authoring application: OpenOffice Draw
MD5: 7f4a6f62cb7ece10207544129ed64767 SHA-1: 52282914187486daaa993a67b0363438f9d81fc4 SHA-256: 297da071787e84916f44cb810bc07e86858fabae93d9f6c0440d20c77830e137
120 Risk Score

Malware Insights

MITRE ATT&CK
T1566.002 Spearphishing Attachment T1204.002 Malicious File

The PDF file contains a large number of embedded links to external PDF documents, a technique often used for SEO poisoning or to distribute malicious content. The ClamAV detection 'Pdf.Phishing.TtraffRobotInstall-7605656-0' further supports a phishing or malicious intent. The document body contains text related to 'A thousand miles piano sheet music', likely a lure to disguise the malicious links.

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.
  • ClamAV: Pdf.Phishing.TtraffRobotInstall-7605656-0 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Pdf.Phishing.TtraffRobotInstall-7605656-0
  • 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://lakenonalionsband.com/uploads/1/3/0/7/130739480/firemogep_vuginevajokop_govogam_fexifobapefefu.pdf
    • http://mixedattainmentteaching.com/uploads/1/3/0/6/130620737/6836587.pdf
    • http://myregionals.com/uploads/1/3/0/6/130639175/jeritenojog.pdf
    • http://custompoolcoping.com/uploads/1/3/0/5/130588237/1739095.pdf
    • http://naturalmusicmarketing.net/uploads/1/3/0/6/130621402/tozig-jazemabe-sesixutek-rabuwusomawotat.pdf
    • http://motorcyclespeakers.org/uploads/1/3/0/5/130550855/4065285.pdf
    • http://gil.jnbusiness.services/uploads/2020/01/28/f822a3.pdf
    • http://zumiw.autocivilka.site/uploads/2020/01/29/duxatavut.pdf
    • http://supersheroes.net/uploads/1/3/0/6/130621161/1027c898c9a9.pdf
    • http://northernrailleaders.com/uploads/1/3/0/8/130814341/130814341.html#a+thousand+miles+piano+sheet+music

Extracted artifacts 1

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off00001206.bin
360b0a10c3933db3834bea60d0978b8a650a2e6ec980904bd575755cdac8a3b1		 pdf-font-stream PDF embedded font (sfnt) at offset 0x1206 9416 bytes

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