Malicious PDF — malware analysis report

Static analysis result for SHA-256 e9748e8031750264…

MALICIOUS

PDF

34.4 KB Authoring application: SWFTools
MD5: aaf0b552914f993745b438cd5ada031e SHA-1: 0e6c6db77a6c7934ddf67a873024bde774d540c8 SHA-256: e9748e8031750264b672aa74c618f91388b6941b75ceb9429193eca84107c6f2
92 Risk Score

Malware Insights

MITRE ATT&CK
T1566.002 Spearphishing Attachment T1059.001 PowerShell

The file is a PDF containing embedded URLs, one of which points to a suspicious PDF file. The ClamAV detection 'Pdf.Phishing.TtraffRobotInstall-7605656-0' and the ML classifier strongly indicate malicious intent, likely phishing or malware distribution. The document body, though partially garbled, contains references to accounting methods and includes the malicious URL, suggesting a lure to download further malicious content.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9998

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://betteryoungminds.org/uploads/1/3/0/5/130551239/51c3bbde55.pdf
    • http://courtneystennett.weebly.com/uploads/1/3/0/4/130489052/995840.pdf
    • http://nnnefedov-blog.fun/uploads/2020/01/29/bilunipuwike.pdf
    • https://poloxekez.weebly.com/uploads/1/3/0/6/130604627/1512644.pdf
    • http://nationalriskmanagementgroup.com/uploads/1/3/0/2/130289493/130289493.html#metodo+peps+ejemplos+pdf

Extracted artifacts 1

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off00001039.bin
20134bf17ead170ded19e037acb00570b160477daa316c793c048f13d02c7747		 pdf-font-stream PDF embedded font (sfnt) at offset 0x1039 8892 bytes

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