Malicious PDF — malware analysis report

Static analysis result for SHA-256 39fe62c94ca9411d…

MALICIOUS

PDF

73.5 KB Created: 2018-06-12 15:41:42 +05:00 Authoring application: mPDF 6.0
MD5: 9e32cdc03dc8435baf573f9bebf2fb79 SHA-1: b1fd1c5f06bc7a70c19b62c0710d1dbf9ecdc12f SHA-256: 39fe62c94ca9411d938b32f53e85f354bd9bd67d4097e56b77563902cd69cae4
62 Risk Score

Malware Insights

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

The PDF contains an embedded URI pointing to a suspicious domain, and ClamAV detected it as a dropper. The embedded URL is likely intended to redirect the user to a malicious site for further exploitation or malware delivery. The document body, though heavily obfuscated, contains references to the same URL.

Machine Learning

  • Nyx PDF Classifier clean score 0.0010

Heuristics 3

  • ClamAV: Pdf.Dropper.Agent-7250633-0 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Pdf.Dropper.Agent-7250633-0
  • 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://xn---1-6kcad1b.xn--p1acf/

Extracted artifacts 2

Files carved from inside the sample during analysis.

FilenameKindSourceSize
stream_002_off0000122b.bin
6a77809c74de4d07b268b55c72a07a6b5a601af2d7220bc5b10f651484ef66ba
decompressed-pdf-stream PDF FlateDecoded stream at offset 0x122B 23148 bytes
font_01_sfnt_off000050c8.bin
c611941eb5332023c27542d22200b07aa13a67f0b354fecafe0d145490f753b8
pdf-font-stream PDF embedded font (sfnt) at offset 0x50C8 22636 bytes