Malicious PDF — malware analysis report

Static analysis result for SHA-256 00e7f97e2dc1f829…

MALICIOUS

PDF

187.3 KB Created: 2015-07-29 13:25:16 +03:00 Authoring application: wkhtmltopdf 0.12.2.1 (via Qt 4.8.6)
MD5: b9b6f42f65bdbb4e29ac6b7f1a3fc9ec SHA-1: dc4f5e699f7e0a63d5bd690562ac72b380587929 SHA-256: 00e7f97e2dc1f8294456abc521c5077a9a566397f72bc6ae2341d495a3e618d4
152 Risk Score

Malware Insights

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

The PDF file was identified as malicious by multiple heuristics, including a critical alert for a malicious redirector link. The embedded URL `http://botcraftman.ru/...` is flagged as suspicious and likely leads to a phishing or malware distribution site. The ClamAV detection `Pdf.Dropper.Agent-9146445-0` further confirms its malicious nature as a dropper.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9982

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-9146445-0 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Pdf.Dropper.Agent-9146445-0
  • 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=1%D1%81+%D0%B1%D1%83%D1%85%D0%B3%D0%B0%D0%BB%D1%82%D0%B5%D1%80%D0%B8%D1%8F+83+%D1%81%D0%BA%D0%B0%D1%87%D0%B0%D1%82%D1%8C+%D0%B1%D0%B5%D1%81%D0%BF%D0%BB%D0%B0%D1%82%D0%BD%D0%BE+%D1%82%D0%BE%D1%80%D1%80%D0%B5%D0%BD%D1%82&charset=utf-8
    • http://fastpic.ru/
    • http://www.liveinternet.ru/click
    • http://img1.liveinternet.ru/images/attach/c/5//4213/4213280_igra_prestolov_vse_sezonuy_skachat_torrent.pdf
    • http://img1.liveinternet.ru/images/attach/c/5//4231/4231246_isarcextract_skachat_besplatno_torrent.pdf
    • http://img0.liveinternet.ru/images/attach/c/5//4228/4228269_detskaya_poliklinika_novouralsk_raspisanie_vrachey.pdf
    • http://www.microsoft.com/typography/fonts/
    • http://www.microsoft.com/typography/fonts/You

Extracted artifacts 6

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off000249f0.bin
880e53e6f12106514012eaabb19a261b9f8ae03d695445fc59a5b9b5a1293281		 pdf-font-stream PDF embedded font (sfnt) at offset 0x249F0 3556 bytes
font_01_sfnt_off00025773.bin
5060989d92299291f0a88d6c6b499235be490d2cfb6ef0f61142af001ebdda53		 pdf-font-stream PDF embedded font (sfnt) at offset 0x25773 14444 bytes
font_02_sfnt_off000283ed.bin
4421c6847037feb306bb9e7e8b9eed7733b6da3cee9941122167640b0ddebe8b		 pdf-font-stream PDF embedded font (sfnt) at offset 0x283ED 14532 bytes
font_03_sfnt_off0002aed9.bin
477c6d714642b7d6e675d2abcbd453767876067ece0c4ef81eeb0ea3b2157813		 pdf-font-stream PDF embedded font (sfnt) at offset 0x2AED9 7044 bytes
font_04_sfnt_off0002c367.bin
819f9cc5156bfe3dae03045446d677a19b5879270357875344f9514601da73e3		 pdf-font-stream PDF embedded font (sfnt) at offset 0x2C367 6084 bytes
font_05_sfnt_off0002d2fc.bin
9364d8c42993f0db1eb41a63b15a48dd56cef5056a611ab8e91dd81183a5a95e		 pdf-font-stream PDF embedded font (sfnt) at offset 0x2D2FC 3752 bytes

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