Malicious PDF — malware analysis report

Static analysis result for SHA-256 1b5c0f48c667fec3…

MALICIOUS

PDF

184.8 KB Created: 2015-07-25 15:53:40 +03:00 Authoring application: wkhtmltopdf 0.12.2.1 (via Qt 4.8.6)
MD5: 867a147bcbb6de020d4be92c628f5308 SHA-1: 884b662f204808fbb72eec11175ece2a870a78c2 SHA-256: 1b5c0f48c667fec3efba7331a907bd521207f03f81ea66a40bf3bca984b9592e
120 Risk Score

Malware Insights

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

The PDF file was detected as malicious by ClamAV and contains a critical heuristic firing for a malicious redirector link. The embedded URL points to botcraftman.ru, which is known to host malicious redirector infrastructure. This suggests the document is intended to lure users to a dangerous site, likely for further exploitation or malware delivery.

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-8785825-0 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Pdf.Dropper.Agent-8785825-0
  • 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%B8%D0%B3%D0%BE%D1%80%D1%8C+%D0%BC%D0%B0%D0%BC%D0%B5%D0%BD%D0%BA%D0%BE+%D0%B2%D0%B8%D0%B4%D0%B5%D0%BE+%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&charset=utf-8
    • http://fastpic.ru/
    • http://www.liveinternet.ru/click
    • http://img1.liveinternet.ru/images/attach/c/5//4197/4197060_sinking_simulator_skachat_torrent.pdf
    • http://img0.liveinternet.ru/images/attach/c/5//4190/4190249_skachat_gta_5_polnuyu_versiyu_besplatno_na_kompyuter.pdf
    • http://img1.liveinternet.ru/images/attach/c/5//4193/4193860_stili_dlya_phpbb_samp.pdf

Extracted artifacts 6

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off00023fe8.bin
880e53e6f12106514012eaabb19a261b9f8ae03d695445fc59a5b9b5a1293281		 pdf-font-stream PDF embedded font (sfnt) at offset 0x23FE8 3556 bytes
font_01_sfnt_off00024d6b.bin
0dc2487c7e0ef067cecef4d80dc02d0d072a71220746e2dd1b853be8f4e37f17		 pdf-font-stream PDF embedded font (sfnt) at offset 0x24D6B 14796 bytes
font_02_sfnt_off00027b58.bin
2f174bce2bf89b86ed20b23e335462fb6c665daf7d579c7771c32fa68bc7e60f		 pdf-font-stream PDF embedded font (sfnt) at offset 0x27B58 14468 bytes
font_03_sfnt_off0002a60a.bin
e99c318f98a5a7e71329b2452522bfaae2b69f92c874075c471967b2e1236cd4		 pdf-font-stream PDF embedded font (sfnt) at offset 0x2A60A 6752 bytes
font_04_sfnt_off0002b963.bin
819f9cc5156bfe3dae03045446d677a19b5879270357875344f9514601da73e3		 pdf-font-stream PDF embedded font (sfnt) at offset 0x2B963 6084 bytes
font_05_sfnt_off0002c8f8.bin
9364d8c42993f0db1eb41a63b15a48dd56cef5056a611ab8e91dd81183a5a95e		 pdf-font-stream PDF embedded font (sfnt) at offset 0x2C8F8 3752 bytes

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