Malicious PDF — malware analysis report

Static analysis result for SHA-256 bc661531f7aa6da1…

MALICIOUS

PDF

42.9 KB Authoring application: ImageMagick
MD5: ff2520e9692e1bed22f77e86941aafab SHA-1: 06086d0d49381ad5c0a3f05b356ba4fe31db5659 SHA-256: bc661531f7aa6da1bfaf51edf1e9208d87228e86e3a6961f7476594ccdb674ca
128 Risk Score

Malware Insights

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

The PDF contains a large number of external links, identified as a 'PDF_SEO_LINK_FARM' heuristic, suggesting a tactic to distribute malicious content or engage in phishing. The ClamAV detection 'Pdf.Phishing.TtraffRobotInstall-7605656-0' further supports a phishing or malware distribution intent. The document body includes phrases like 'Interview checklist download for hou' and embedded URLs, reinforcing the lure to download further content.

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://morocco.ency-education.com/uploads/1/3/0/6/130604654/vosisig.pdf
    • http://adkstrings.com/uploads/1/3/0/4/130435732/gilinevira.pdf
    • http://sevenmus7c.com/uploads/1/3/0/2/130287229/7166171.pdf
    • http://shelleyortner.com/uploads/1/3/0/4/130488198/ravuxajezulupes-tedodonatiw.pdf
    • http://mountforesthomecoming.ca/uploads/1/3/0/6/130604775/49e0695.pdf
    • http://sunkisseddaisyllc.com/uploads/1/3/0/2/130288571/tanab-libikafe.pdf
    • http://thesingbabysingshow.com/uploads/1/3/0/6/130621212/130621212.html#interview+checklist+download+for+hou

Extracted artifacts 1

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off00001120.bin
846b5426c846db30ef01374caa8c4ecd47b76f2e6da76fc65342f5c6bfbcc9b1		 pdf-font-stream PDF embedded font (sfnt) at offset 0x1120 8432 bytes

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