Malicious PDF — malware analysis report

Static analysis result for SHA-256 0046ade86818b504…

MALICIOUS

PDF

39.4 KB Authoring application: OpenOffice.org
MD5: a2465a723254159d8feeb530e7ae4aea SHA-1: 331fcc2d7abe5ea3ec1c8336b5248183ea05effa SHA-256: 0046ade86818b50426c6a3b895ebc63029167370b0476a2b4da3a3634fe70e94
160 Risk Score

Malware Insights

MITRE ATT&CK
T1059.001 PowerShell T1204.002 Malicious File

The PDF contains a large number of embedded links to other PDF files, indicating a link farm designed to distribute malicious content. The ClamAV detection and ML classifier strongly suggest malicious intent, likely related to phishing or malware distribution. The document body's mention of 'Peaceful easy feeling sheet music free' appears to be a lure to disguise the malicious nature of the file.

Machine Learning

  • Nyx PDF Classifier malicious score 1.0000

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://rorinasifi.qpeqwqj.info/uploads/2020/01/28/76802b4.pdf
    • http://consultoriasrojas.com/uploads/1/3/0/2/130288563/c2e342b0f3.pdf
    • http://gishack.com/uploads/1/3/0/6/130639882/5567945.pdf
    • http://modeltrainersusa.com/uploads/1/3/0/6/130639995/74231b2c4.pdf
    • http://myleokingspage.com/uploads/1/3/0/6/130603828/mufudox.pdf
    • https://jipilavurer.weebly.com/uploads/1/3/0/5/130588213/6904614.pdf
    • http://lovelyberryz.com/uploads/1/3/0/5/130551299/b0ff5407ee204d.pdf
    • http://toponsitewellness.com/uploads/1/3/0/5/130590555/fenup-davafulawarata-gatosononulo-retoruxedavi.pdf
    • http://slidemountaincabins.com/uploads/1/3/0/2/130289173/2062260.pdf
    • http://michaudwellness.com/uploads/1/3/0/2/130272275/130272275.html#peaceful+easy+feeling+sheet+music+free

Extracted artifacts 1

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off00001242.bin
9c9984acec5396ddd1e097a4a05da364a79c7d99fd3c340cf040472f91b9c8c8		 pdf-font-stream PDF embedded font (sfnt) at offset 0x1242 8820 bytes

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