Malicious PDF — malware analysis report

Static analysis result for SHA-256 438962636500cc48…

MALICIOUS

PDF

182.8 KB Created: 2015-07-25 00:06:34 +03:00 Authoring application: wkhtmltopdf 0.12.2.1 (via Qt 4.8.6)
MD5: 541e2502ccacb7e7063960b1d94710e2 SHA-1: 9968e9a656f1461dba25a80934515dd21e9b19bf SHA-256: 438962636500cc486f26f0d67a7a2f03d58e93fe31e2c38bd7bfa85fe31043cb
60 Risk Score

Malware Insights

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

The PDF file contains a link to a known malicious redirector. This indicates an attempt to lure the user to a harmful website, likely for further exploitation or credential harvesting. The heuristic firing confirms the presence of a malicious redirector link within the document.

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=glu+hacker+%D1%81%D0%BA%D0%B0%D1%87%D0%B0%D1%82%D1%8C&charset=utf-8
    • http://fastpic.ru/
    • http://www.liveinternet.ru/click
    • http://img1.liveinternet.ru/images/attach/c/5//4191/4191945_instrukciya_fish_finder_na_russkom_pdf.pdf
    • http://img1.liveinternet.ru/images/attach/c/5//4185/4185291_skachat_vay_fay_na_kompyuter_besplatno.pdf
    • http://img1.liveinternet.ru/images/attach/c/5//4185/4185267_volfenshtayn_2015_prohozhdenie.pdf

Extracted artifacts 6

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off00023886.bin
880e53e6f12106514012eaabb19a261b9f8ae03d695445fc59a5b9b5a1293281		 pdf-font-stream PDF embedded font (sfnt) at offset 0x23886 3556 bytes
font_01_sfnt_off00024609.bin
c97f1d7a74716c90f352338098b3d4fbd1c2fff24f0883c75d125efabfa195fe		 pdf-font-stream PDF embedded font (sfnt) at offset 0x24609 14692 bytes
font_02_sfnt_off00027386.bin
aaa1c3ffd78b2cb8ad452c38684fe81f297a10aad167cea86af55375bcba734d		 pdf-font-stream PDF embedded font (sfnt) at offset 0x27386 14716 bytes
font_03_sfnt_off00029ecf.bin
0693b8686a8a6cc397754551aa8b343595bc2e8e5121d29ad8ae9cfa0d3cc5b5		 pdf-font-stream PDF embedded font (sfnt) at offset 0x29ECF 6496 bytes
font_04_sfnt_off0002b15e.bin
819f9cc5156bfe3dae03045446d677a19b5879270357875344f9514601da73e3		 pdf-font-stream PDF embedded font (sfnt) at offset 0x2B15E 6084 bytes
font_05_sfnt_off0002c0f3.bin
9364d8c42993f0db1eb41a63b15a48dd56cef5056a611ab8e91dd81183a5a95e		 pdf-font-stream PDF embedded font (sfnt) at offset 0x2C0F3 3752 bytes

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