Malicious PDF — malware analysis report

Static analysis result for SHA-256 e5d2aadd70409737…

MALICIOUS

PDF

187.4 KB Created: 2015-07-23 21:59:20 +03:00 Authoring application: wkhtmltopdf 0.12.2.1 (via Qt 4.8.6)
MD5: e32d00139b44f91b72a31cb463476dbe SHA-1: 8441f72e6fabe98263acf87ab04c785dba52326f SHA-256: e5d2aadd7040973748a2f5ea36502c93a646c8e9d140cfc72626c2bd8b142206
152 Risk Score

Malware Insights

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

The PDF file was flagged by multiple heuristics as malicious, including a critical finding for a link to known malicious redirector infrastructure. The embedded URL points to 'botcraftman.ru', which is associated with malicious activity. The file's purpose is likely to redirect users to a malicious site, potentially for further exploitation or phishing.

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-8790076-0 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Pdf.Dropper.Agent-8790076-0
  • 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=%D0%A1%D1%85%D0%B5%D0%BC%D0%BE%D1%82%D0%B5%D1%85%D0%BD%D0%B8%D0%BA%D0%B0+%D1%81%D0%BE%D0%B2%D1%80%D0%B5%D0%BC%D0%B5%D0%BD%D0%BD%D1%8B%D1%85+%D1%83%D1%81%D0%B8%D0%BB%D0%B8%D1%82%D0%B5%D0%BB%D0%B5%D0%B9+%D0%B4%D1%83%D0%B3%D0%BB%D0%B0%D1%81+%D1%81%D0%B5%D0%BB%D1%84&charset=utf-8
    • http://fastpic.ru/
    • http://www.liveinternet.ru/click
    • http://img0.liveinternet.ru/images/attach/c/5//4184/4184754_programma_razvitiya_dou_v_sootvetstvii_s_fgos_20142018g.pdf
    • http://img0.liveinternet.ru/images/attach/c/5//4184/4184288_luchshie_boi_mayka_taysona_skachat_torrent.pdf
    • http://img1.liveinternet.ru/images/attach/c/5//4185/4185118_ufo_aftershock_skachat_torrent.pdf

Extracted artifacts 6

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off000248ac.bin
880e53e6f12106514012eaabb19a261b9f8ae03d695445fc59a5b9b5a1293281		 pdf-font-stream PDF embedded font (sfnt) at offset 0x248AC 3556 bytes
font_01_sfnt_off0002562f.bin
ce8a87e95be220095a3dbcafe02d01bb1dc1526ee43504d9e35ca1bae89ab65e		 pdf-font-stream PDF embedded font (sfnt) at offset 0x2562F 15040 bytes
font_02_sfnt_off000284b0.bin
0627de34e839737c03af0d9f30945bab194dadec018a1d0b90d3566f99dbb150		 pdf-font-stream PDF embedded font (sfnt) at offset 0x284B0 14532 bytes
font_03_sfnt_off0002af9f.bin
3cdb6376e304011d65c05cbdee714ea9a07d1e1e263ba7f58154cef2d46e4d5d		 pdf-font-stream PDF embedded font (sfnt) at offset 0x2AF9F 6980 bytes
font_04_sfnt_off0002c3de.bin
819f9cc5156bfe3dae03045446d677a19b5879270357875344f9514601da73e3		 pdf-font-stream PDF embedded font (sfnt) at offset 0x2C3DE 6084 bytes
font_05_sfnt_off0002d373.bin
9364d8c42993f0db1eb41a63b15a48dd56cef5056a611ab8e91dd81183a5a95e		 pdf-font-stream PDF embedded font (sfnt) at offset 0x2D373 3752 bytes

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