Malicious PDF — malware analysis report

Static analysis result for SHA-256 66ab16f723261803…

MALICIOUS

PDF

40.3 KB Authoring application: OpenOffice Draw
MD5: 97a6829c395adf2c8b5c65f8ccceebd8 SHA-1: 59a405714e2b22dd6db8e2cb84e75571e207e008 SHA-256: 66ab16f723261803964c25926381e32f75a628cc9957918301cc6f17c4459f28
102 Risk Score

Malware Insights

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

The file is identified as malicious by multiple heuristics, including a critical ClamAV detection for 'Pdf.Phishing.TtraffRobotInstall-7605656-0'. The presence of multiple external URLs, combined with a heuristic indicating a visual download button, suggests a phishing or social engineering attempt to trick the user into downloading a payload. The document body, though partially corrupted, mentions 'Contract template word 2010', reinforcing the lure.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9999

Heuristics 4

  • 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
  • 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://associazionedareprotezione.org/uploads/1/3/0/6/130621284/1302983.pdf
    • http://mylarkapparel.com/uploads/1/3/0/5/130547884/jirirumitesakuxa.pdf
    • http://canariasrural.net/uploads/1/3/0/2/130272426/fa0e99d1f8036.pdf
    • http://oakclass.com/uploads/1/3/0/6/130639578/diwabe.pdf
    • http://frontlinestrategiesltd.com/uploads/1/3/0/6/130605273/gutubaxepazujawiloni.pdf
    • http://sauerlandhypotheek.nl/uploads/1/3/0/2/130272381/130272381.html#contract+template+word+2010

Extracted artifacts 1

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off0000108a.bin
ed6fe257acd39f824e71ba548dcd33aa1ceceb046f53d0eaf1d5eb20cd79aef7		 pdf-font-stream PDF embedded font (sfnt) at offset 0x108A 7860 bytes

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