Malicious PDF — malware analysis report

Static analysis result for SHA-256 b5860cfddd889627…

MALICIOUS

PDF

37.1 KB Authoring application: Smallpdf Desktop
MD5: 8b8af36ef2331c26fcd4ec3d3e5a41c0 SHA-1: 7b17a0395a2c2b311fd95d6ccd2f9de03353cc9b SHA-256: b5860cfddd88962772b466a4bec5cbaef4710b70555af5284441cb7aecdcc328
62 Risk Score

Malware Insights

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

The ClamAV heuristic 'Pdf.Phishing.TtraffRobotInstall-7605656-0' strongly suggests a phishing campaign. The embedded URLs point to external PDF documents, indicating a likely delivery mechanism for malicious content. The document body contains garbled text, but the presence of URLs and the heuristic firing are sufficient to infer a phishing attempt.

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://courtneygriggseportfolio.com/uploads/1/3/0/4/130435711/kogalodaxit_dalekezuwowul.pdf
    • http://modernpetparents.com/uploads/1/3/0/5/130588905/1590429.pdf
    • http://diabetest1ireland.com/uploads/1/3/0/6/130620863/tidaxab_gufifenamivuri_xawovigejuruzed.pdf
    • http://drmsanchez.com/uploads/1/3/0/5/130543121/130543121.html#gta+sa+araba+ekleme

Extracted artifacts 2

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off00001046.bin
0a538ba677f87cbed00229b9b6e98d119bea3f959706c4417e69532f2c63a5c2		 pdf-font-stream PDF embedded font (sfnt) at offset 0x1046 9384 bytes
font_01_sfnt_off00004513.bin
062abeeb0630068c9ebda4cd69880ba7d22c023ef851e82e77d1a768bfa0705b		 pdf-font-stream PDF embedded font (sfnt) at offset 0x4513 17648 bytes

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