Malicious PDF — malware analysis report

Static analysis result for SHA-256 2b5fb2fddeeb74ff…

MALICIOUS

PDF

48.7 KB Authoring application: pdf-parser
MD5: 0f67e7e0c3a9dc5551a22581b55aaadc SHA-1: 86852c34a41c3b0d7265ff546952e72415a0593b SHA-256: 2b5fb2fddeeb74ffb32f2190729e5167c52ab79a92c7b51f13d6a9f0dc2fe03a
92 Risk Score

Malware Insights

MITRE ATT&CK
T1566.002 Spearphishing Attachment T1204.002 Malicious Link

The PDF contains multiple embedded URLs, one of which is explicitly flagged by heuristics as an external URI. The ClamAV detection and ML classifier strongly indicate malicious intent, likely phishing or malware distribution. The document body, while heavily obfuscated, contains references to URLs and appears to be a lure for downloading further malicious content.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9999

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://beebear.com/uploads/1/3/0/2/130291910/vijozuxaw.pdf
    • http://fearlessvisionmarketing.org/uploads/1/3/0/3/130312964/e0c532f2f90.pdf
    • http://northcountrysuggieshop.com/uploads/1/3/0/3/130312957/lakofa.pdf
    • http://croninsformwork.com/uploads/1/3/0/3/130379391/5648080.pdf
    • http://scdelongsales.com/uploads/1/3/0/6/130621392/7057337.pdf
    • http://2020blue.org/uploads/1/3/0/5/130589194/130589194.html#lavasciuga+hotpoint+ariston+aqualtis+aqd970f69+manuale+italiano

Extracted artifacts 2

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off000010cb.bin
6e36bb0f1876be9b23f9023e3fefcd767d8d71828b225d7ac6ed054790666145		 pdf-font-stream PDF embedded font (sfnt) at offset 0x10CB 8752 bytes
font_01_sfnt_off000078c0.bin
65ca2fa633a49bc637c245e3469a24bec82cbb291b9200d770c42ee2df1588ac		 pdf-font-stream PDF embedded font (sfnt) at offset 0x78C0 16096 bytes

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