Malicious PDF — malware analysis report

Static analysis result for SHA-256 d1ac93f45a18ec89…

MALICIOUS

PDF

187.2 KB Created: 2015-08-04 06:26:14 +03:00 Authoring application: wkhtmltopdf 0.12.2.1 (via Qt 4.8.6)
MD5: 6108689c695351213f62d7d8b8e50383 SHA-1: 5e615da9a4f16abb73a5802fb961ac3dc7b871af SHA-256: d1ac93f45a18ec89adc3e84f3b18c69cada86ae896aef63be4b46d8d03e1f424
120 Risk Score

Malware Insights

MITRE ATT&CK
T1566.002 Spearphishing Attachment T1059.001 PowerShell T1204.002 Malicious Link

The PDF file contains a critical heuristic firing indicating it links to known malicious redirector infrastructure. The embedded URL 'http://botcraftman.ru/...' is identified as malicious. This suggests the document's primary purpose is to lure the user to this malicious site, likely for phishing or malware delivery. No scripts were extracted, and the document body was truncated and unreadable.

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-7494887-0 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Pdf.Dropper.Agent-7494887-0
  • 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%BA%D0%B0%D1%87%D0%B0%D1%82%D1%8C+%D1%81%D0%BA%D0%B8%D0%BD+%D1%80%D0%B0%D0%B7%D0%BC%D0%B5%D1%80%D0%BE%D0%BC+64%D1%8532+%D0%BC%D0%B0%D0%B9%D0%BD%D0%BA%D1%80%D0%B0%D1%84%D1%82+%D1%84%D0%B0%D0%B9%D0%BB+png&charset=utf-8
    • http://fastpic.ru/
    • http://www.liveinternet.ru/click
    • http://img0.liveinternet.ru/images/attach/c/5//4264/4264623_boris_akunin_pelageya_i_beluyy_buldog_skachat_besplatno_fb2.pdf
    • http://img0.liveinternet.ru/images/attach/c/6//4284/4284945_primeruy_vuychisleniya_neopredelennuyh_integralov.pdf
    • http://img1.liveinternet.ru/images/attach/c/5//4271/4271122_amd_radeon_hd_6400m_series.pdf

Extracted artifacts 6

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off00024592.bin
880e53e6f12106514012eaabb19a261b9f8ae03d695445fc59a5b9b5a1293281		 pdf-font-stream PDF embedded font (sfnt) at offset 0x24592 3556 bytes
font_01_sfnt_off00025315.bin
6343a91edc613c73ce75e6fbba55d69149ade6b14befe24b85f5cf2152c2d11d		 pdf-font-stream PDF embedded font (sfnt) at offset 0x25315 15132 bytes
font_02_sfnt_off000281c9.bin
e3b5fb674f446bea7edb39c038ba3c8d5750b7faeed3dca60cc1e7ea4bbcbb77		 pdf-font-stream PDF embedded font (sfnt) at offset 0x281C9 14532 bytes
font_03_sfnt_off0002acb4.bin
9a5d273036d091b0a342708c8a107b5fe15f8eb2f34b2f353c6e39c80d183ea8		 pdf-font-stream PDF embedded font (sfnt) at offset 0x2ACB4 7628 bytes
font_04_sfnt_off0002c329.bin
819f9cc5156bfe3dae03045446d677a19b5879270357875344f9514601da73e3		 pdf-font-stream PDF embedded font (sfnt) at offset 0x2C329 6084 bytes
font_05_sfnt_off0002d2be.bin
9364d8c42993f0db1eb41a63b15a48dd56cef5056a611ab8e91dd81183a5a95e		 pdf-font-stream PDF embedded font (sfnt) at offset 0x2D2BE 3752 bytes

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