Malicious PDF — malware analysis report

Static analysis result for SHA-256 867e19c5f8b0fdd9…

MALICIOUS

PDF

37.6 KB Created: 2015-08-27 20:36:29 +03:00 Authoring application: 1 (via Softplicity)
MD5: 6f0c7e8dffe7de16f5a107facc6fe2a1 SHA-1: a508d965387fdfa49abba6f1b8513cf75b4c8ed7 SHA-256: 867e19c5f8b0fdd95561e36343c27c826c9bd5d8cb6ca2080ce13291d724b44e
64 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF file contains embedded text and URLs that appear to be a lure for a product manual. The primary URL, http://get.tomsorg.com/goto.php?q=Sunbeam, is flagged as suspicious and likely leads to a malicious resource. The ClamAV detection confirms the malicious nature of the file, classifying it as a dropper.

Machine Learning

  • Nyx PDF Classifier clean score 0.0465

Heuristics 3

  • ClamAV: Pdf.Dropper.Agent-9253644-0 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Pdf.Dropper.Agent-9253644-0
  • 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://get.tomsorg.com/goto.php?q=Sunbeam
    • http://www.w3.org/1999/02/22-rdf-syntax-ns#
    • http://purl.org/dc/elements/1.1/
    • http://ns.adobe.com/xap/1.0/
    • http://ns.adobe.com/pdf/1.3/
    • http://en.wikipedia.org/wiki/MIT_License

Extracted artifacts 2

Files carved from inside the sample during analysis.

FilenameKindSourceSize
stream_004_off00002d6a.bin
75c1a3ca9a3594ad911bd630e3ac79f40a31597d9cb0805cc62724889b174f9f
decompressed-pdf-stream PDF FlateDecoded stream at offset 0x2D6A 19732 bytes
font_01_sfnt_off00006246.bin
f45cde6fa58c0d93ebd30e9a4e53b66bb71b72e6f68467646b37f1d31443edfa
pdf-font-stream PDF embedded font (sfnt) at offset 0x6246 16544 bytes