Malicious PDF — malware analysis report

Static analysis result for SHA-256 6214f65b4088c4b3…

MALICIOUS

PDF

27.0 KB Authoring application: GIMP
MD5: 19ddce92bb320db93c81dd32cf7046af SHA-1: 0df25f4e9422253786f2af88db8b260325bce273 SHA-256: 6214f65b4088c4b38349606083c1ddc14dafabd5b3ef5d3f84a1b9e27a02aa55
94 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment T1059.007 JavaScript

The file is a PDF document that contains embedded URLs pointing to other PDF files and an HTML file. The document body, though heavily obfuscated, mentions 'Cusum control chart in r' and includes these URLs, suggesting a lure to download further malicious content. The ML classifier and ClamAV detection strongly indicate malicious intent, likely related to phishing or malware distribution.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9994

Heuristics 3

  • ClamAV: Pdf.Phishing.TtraffRobotInstall-7605656-0 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Pdf.Phishing.TtraffRobotInstall-7605656-0
  • 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://myanmardiscover.com/uploads/1/3/0/5/130546486/5743015.pdf
    • http://njmodelagency.com/uploads/1/3/0/3/130323928/wimimi.pdf
    • http://mycleanohio.com/uploads/1/3/0/2/130272071/xexipazo-jawagiluj-fajewilebe-gososat.pdf
    • http://sweetestdreams.org/uploads/1/3/0/6/130604801/130604801.html#cusum+control+chart+in+r

Extracted artifacts 1

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off00000f0c.bin
e76b14b0b1f3244a0513a8d7efbd3c8a017154c25fa6ccb3fa5b1ffe5265263b		 pdf-font-stream PDF embedded font (sfnt) at offset 0xF0C 6884 bytes

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