Malicious PDF — malware analysis report

Static analysis result for SHA-256 24017a07a76dbb5b…

MALICIOUS

PDF

384.4 KB Created: 2015-08-28 17:44:12 +03:00 Authoring application: wkhtmltopdf 0.12.2.4 (via Qt 4.8.6)
MD5: 7dca8c09002b7123009d46a08c4f09ba SHA-1: 6f702dc9e8d809ccfd6e03a5c8bc62412d33cbd5 SHA-256: 24017a07a76dbb5b034d0f1a8d34e1d5a83870db74aa9de62a2b3f10eb7b3f8f
120 Risk Score

Malware Insights

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

The PDF file contains a critical heuristic firing for a malicious redirector link, pointing to 'http://botcraftman.ru/'. This indicates the document is designed to lure users to a potentially harmful website. ClamAV also detected the file as 'Pdf.Dropper.Agent-8831519-0', further confirming its malicious nature. No scripts were extracted, but the embedded URL is the primary indicator of malicious intent.

Heuristics 3

  • PDF links to known malicious redirector infrastructure critical PDF_MALICIOUS_REDIRECTOR_LINK
    PDF contains a clickable URI to redirector infrastructure used by a known malicious PDF SEO/adware delivery campaign. These documents typically rely on user interaction and redirect chains rather than a PDF parser vulnerability.
  • ClamAV: Pdf.Dropper.Agent-8831519-0 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Pdf.Dropper.Agent-8831519-0
  • 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://botcraftman.ru/?lip&keyword=%D1%81%D0%BC%D0%BE%D1%82%D1%80%D0%B5%D1%82%D1%8C+%D0%BC%D0%BE%D0%BD%D1%81%D1%82%D1%80+%D1%85%D0%B0%D0%B9+6+%D1%81%D0%B5%D0%B7%D0%BE%D0%BD+%D0%BD%D0%B0+%D1%80%D1%83%D1%81%D1%81%D0%BA%D0%BE%D0%BC&charset=utf-8
    • http://img1.liveinternet.ru/images/attach/c/7//4809/4809401_obitel__buranov__polnaya_.pdf
    • http://img1.liveinternet.ru/images/attach/c/7//4809/4809228_skachat__kalendar__2015_.pdf
    • http://img1.liveinternet.ru/images/attach/c/7//4809/4809234_skachat__torrent__maynkraft_.pdf

Extracted artifacts 2

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off0005be5a.bin
785c37f9d8eef0abf3f3ca95780e270ecc37196824dc00cd451370329cf0943e		 pdf-font-stream PDF embedded font (sfnt) at offset 0x5BE5A 7540 bytes
font_01_sfnt_off0005d417.bin
4dcbed04f92055a254b34e18b9e62017e732815ee65367f519cb6f3820b000e9		 pdf-font-stream PDF embedded font (sfnt) at offset 0x5D417 14456 bytes

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