Malicious PDF — malware analysis report

Static analysis result for SHA-256 9ef592803f069320…

MALICIOUS

PDF

44.6 KB Authoring application: ImageMagick
MD5: 031d6198ec7c821af334c16c6f563b6a SHA-1: 2aa161b4b3fa1875d58134bf6a9abae16bc00ec8 SHA-256: 9ef592803f069320329889526a482313b2950ec5132fa2fc8b758a1d2378afe1
128 Risk Score

Malware Insights

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

The PDF file contains a large number of external links to other PDF files, identified as a 'PDF_SEO_LINK_FARM' heuristic. The document body text, though partially corrupted, includes phrases like 'Download serial number adobe audition cs6 free' and lists numerous URLs, suggesting a lure to download potentially malicious software or engage in phishing. The ClamAV detection 'Pdf.Phishing.TtraffRobotInstall-7605656-0' further supports a phishing or malicious download campaign.

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.
  • ClamAV: Pdf.Phishing.TtraffRobotInstall-7605656-0 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Pdf.Phishing.TtraffRobotInstall-7605656-0
  • Visual download / call-to-action button lure low SE_DOWNLOAD_BUTTON
    Document contains a call-to-action phrase ('Click here to download', 'Download Now', etc.) — low-signal unless other findings point to a malicious workflow
  • 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://simoncdrew.com/uploads/1/3/0/5/130539697/8084518.pdf
    • http://sgmurphy.com/uploads/1/3/0/4/130476403/7fe9cf532209.pdf
    • http://syxgems.org/uploads/1/3/0/4/130477533/mikonisuvixuxibenesu.pdf
    • http://stm233.com/uploads/1/3/0/2/130289756/kenitowenimibok_lutefo_tirera.pdf
    • http://ciumontreal.com/uploads/1/3/0/6/130640114/banob_rusuzexe.pdf
    • http://nastybritches.com/uploads/1/3/0/4/130477979/1aab8cb0953f.pdf
    • http://alcohol-freepregnancymn.com/uploads/1/3/0/4/130475928/nemoza.pdf
    • http://brightzone.net/uploads/1/3/0/4/130435600/bovofanajilatogixav.pdf
    • http://bellamueller.com/uploads/1/3/0/6/130620528/7015644.pdf
    • http://northamericancontinent.com/uploads/1/3/0/7/130739732/sogazuraxebada.pdf
    • http://quietspeculation.net/uploads/1/3/0/6/130604769/fitejoxu.pdf
    • http://misbailes.com/uploads/1/3/0/4/130476272/130476272.html#download+serial+number+adobe+audition+cs6+free

Extracted artifacts 2

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off000014ce.bin
c2df47526794d3a62140d6679a6321612ecef0d8ac1989ebda96836146ce3184		 pdf-font-stream PDF embedded font (sfnt) at offset 0x14CE 8604 bytes
font_01_sfnt_off0000683e.bin
779aa567746046747dac965df7fdfb06ff632674a0a99ce247a327bf89f0fa63		 pdf-font-stream PDF embedded font (sfnt) at offset 0x683E 16036 bytes

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