Malicious PDF — malware analysis report

Static analysis result for SHA-256 fe7e0fc6cb4e57f2…

MALICIOUS

PDF

38.6 KB Authoring application: OpenOffice.org
MD5: 406c5b00e46afdd423965d5af0cbda6f SHA-1: a6b7a81de0df454cebf432b00cc1dde559ec53e9 SHA-256: fe7e0fc6cb4e57f2ca5f53de3e3abe8de58fb91425a3686f82d1090c2d00c088
120 Risk Score

Malware Insights

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

The PDF file contains a large number of embedded external links, as indicated by the PDF_SEO_LINK_FARM heuristic. The ClamAV detection of Pdf.Phishing.TtraffRobotInstall-7605656-0 further supports a phishing or malicious redirection intent. The embedded URLs are likely used to host further malicious content or redirect users to phishing sites.

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://webdisk.kansaspoets.com/uploads/1/3/0/7/130775939/mimobipatov-vutebob-korure.pdf
    • http://spjosephlyons.com/uploads/1/3/0/5/130540033/5182ce76.pdf
    • http://cbdsnacks.me/uploads/1/3/0/6/130604841/6930e0f.pdf
    • http://aldodelgado.net/uploads/1/3/0/5/130540405/2bf8bec.pdf
    • http://puregreenturfmanagement.com/uploads/1/3/0/2/130270913/6238037.pdf
    • http://micahtwilson.com/uploads/1/3/0/4/130488217/zikaw-tezobadudej-dejixax.pdf
    • http://rivalconstructionservices.com/uploads/1/3/0/5/130589160/sikajimipibiz-juxowopotani-xemojafikozax-daxok.pdf
    • http://broccolifarms.com/uploads/1/3/0/7/130775310/vosakipokobewugabek.pdf
    • http://trustedservicesgp.com/uploads/1/3/0/7/130739778/871201.pdf
    • http://getbabyskin.com/uploads/1/3/0/7/130776715/fanez.pdf
    • http://qll2ux.bdgct.com/uploads/1/3/0/6/130621156/130621156.html#gre+magoosh+words+list

Extracted artifacts 1

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off00004133.bin
39610bca8f9d87cc71e0b95599a590b7e43528485f2561a50032a71590921545		 pdf-font-stream PDF embedded font (sfnt) at offset 0x4133 7940 bytes

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