Malicious PDF — malware analysis report

Static analysis result for SHA-256 0c20c87a27a49d82…

MALICIOUS

PDF

43.8 KB Authoring application: OpenOffice Draw
MD5: f8a68d0c30cc0bd28acea6c452499380 SHA-1: 2a8a4f90c33743142ed54d84363e921aa543619b SHA-256: 0c20c87a27a49d829110b7c7e18de2d238fa0b3398495437357405c11a95c06e
94 Risk Score

Malware Insights

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

The PDF contains multiple embedded URLs that lead to other PDF files, suggesting a phishing or malware distribution campaign. The ClamAV detection as 'Pdf.Phishing.TtraffRobotInstall-7605656-0' and the ML classifier strongly indicate malicious intent. The document body, though partially corrupted, references 'Frases comunes en ingles para viajar pdf', acting as a lure to encourage the download of the linked malicious PDF.

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://uicasda.net/uploads/1/3/0/2/130271042/779d8a3485b3e49.pdf
    • http://cheshireneuroactive.org/uploads/1/3/0/5/130545365/1067060.pdf
    • https://wosuguwa.weebly.com/uploads/1/3/0/5/130590541/4845950.pdf
    • http://lokamad.dezinsektorrf.ru/uploads/2020/01/28/farixebodelowa-zuwowila-gulatugibi.pdf
    • http://blacksmithspdf.com/uploads/1/3/0/5/130551251/d4b83c6cb.pdf
    • http://saturnsthoughts.com/uploads/1/3/0/3/130379342/130379342.html#frases+comunes+en+ingles+para+viajar+pdf

Extracted artifacts 1

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off0000112e.bin
85aa8a9d333450b6b25c8a219665afd86f688c5e5f09bff36e6ea874380ccae4		 pdf-font-stream PDF embedded font (sfnt) at offset 0x112E 9076 bytes

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