Malicious PDF — malware analysis report

Static analysis result for SHA-256 f675054325fb128e…

MALICIOUS

PDF

183.5 KB Created: 2015-08-08 09:35:21 +03:00 Authoring application: wkhtmltopdf 0.12.2.1 (via Qt 4.8.6)
MD5: 9320d4c491fe307485b44279fb928496 SHA-1: 660d41aa9cae1c72b6fd180eab615e18fa373eb3 SHA-256: f675054325fb128e65c8cc307ff2a74af2f7b2694e92b527fe8eef99d86eb9d6
60 Risk Score

Malware Insights

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

The PDF file contains a critical heuristic firing indicating a link to known malicious redirector infrastructure. The embedded URL 'http://botcraftman.ru/?lip&keyword=hobdrive+%D0%B4%D0%BB%D1%8F+windows+ce&charset=utf-8' is the primary indicator of malicious intent. This suggests the document is designed to lure users to a potentially harmful website.

Heuristics 2

  • 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.
  • 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=hobdrive+%D0%B4%D0%BB%D1%8F+windows+ce&charset=utf-8
    • http://fastpic.ru/
    • http://www.liveinternet.ru/click
    • http://img1.liveinternet.ru/images/attach/c/6//4383/4383832_programma_dlya_vhoda_v_chuzhoy_kompyuter.pdf
    • http://img1.liveinternet.ru/images/attach/c/6//4383/4383700_zanimatelnuye_zadachi_po_algebre_dlya_5_7_klassov_s_resheniyami.pdf
    • http://img1.liveinternet.ru/images/attach/c/6//4383/4383836_rokenrolschik_goblin_skachat_torrent.pdf

Extracted artifacts 6

Files carved from inside the sample during analysis.

FilenameKindSourceSize
stream_048_off0002a1df.bin
a24684dd442abfef388752bf7c7a1a41391f2ba32d8cac98a442d564446d18d4		 decompressed-pdf-stream PDF FlateDecoded stream at offset 0x2A1DF 6468 bytes
font_00_sfnt_off000239a6.bin
880e53e6f12106514012eaabb19a261b9f8ae03d695445fc59a5b9b5a1293281		 pdf-font-stream PDF embedded font (sfnt) at offset 0x239A6 3556 bytes
font_01_sfnt_off00024729.bin
3c417d048c90481e6545a2e7f5f0604be8c665204c3e1f4d22c1ec5834e09f8b		 pdf-font-stream PDF embedded font (sfnt) at offset 0x24729 15036 bytes
font_02_sfnt_off0002764e.bin
90e718b45efaca2c59658780d437b9d29fbc5f526aac577003a65b28037133f1		 pdf-font-stream PDF embedded font (sfnt) at offset 0x2764E 14776 bytes
font_04_sfnt_off0002b440.bin
819f9cc5156bfe3dae03045446d677a19b5879270357875344f9514601da73e3		 pdf-font-stream PDF embedded font (sfnt) at offset 0x2B440 6084 bytes
font_05_sfnt_off0002c3d5.bin
9364d8c42993f0db1eb41a63b15a48dd56cef5056a611ab8e91dd81183a5a95e		 pdf-font-stream PDF embedded font (sfnt) at offset 0x2C3D5 3752 bytes

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