Malicious PDF — malware analysis report

Static analysis result for SHA-256 4d569a0847a4b03d…

MALICIOUS

PDF

34.7 KB Authoring application: ImageMagick
MD5: 3c511da8aaca6e41135af8c6582c94fb SHA-1: 8d173c18d43e1e75c4c1fc8cf58fdf55d88ac92d SHA-256: 4d569a0847a4b03d127745559b1c03dc2af6c24da006dc28bb164c85345c3314
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 external links, as detected by the PDF_SEO_LINK_FARM heuristic. These links point to various domains, suggesting a link farm designed to redirect users to potentially malicious content. The ClamAV detection further supports its malicious nature, identifying it as Pdf.Phishing.TtraffRobotInstall. The embedded URLs are the primary indicators of compromise, likely serving as lures for phishing or malware delivery.

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 https://livuposamopi.weebly.com/uploads/1/3/0/6/130604048/vimez.pdf
    • http://amksecurities.com/uploads/1/3/0/6/130622104/zubowu-sudulin-towemu.pdf
    • http://negok.tiadasempanadas.com/uploads/2020/01/29/a3c9796.pdf
    • http://millerspowdercoating.com.au/uploads/1/3/0/5/130551692/073d2c6c9b584.pdf
    • http://mypersonalgifter.com/uploads/1/3/0/2/130270845/zugor-jiwarimufijef-kuromo.pdf
    • http://calyculin.com/uploads/1/3/0/6/130603979/pagedafakixej.pdf
    • http://andreamingels.com/uploads/1/3/0/4/130489448/bumis.pdf
    • http://oregonfoodcarts.com/uploads/1/3/0/6/130639852/07a25ae.pdf
    • http://sheriffproperties.com/uploads/1/3/0/5/130588572/130588572.html#animales+vertebrados+e+invertebrados

Extracted artifacts 1

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off000011a8.bin
d094cc47d187688c6a16781eddafb8dd75e0144e9007245e83d6ba27a63ff83d		 pdf-font-stream PDF embedded font (sfnt) at offset 0x11A8 8620 bytes

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