Malicious PDF — malware analysis report

Static analysis result for SHA-256 e84f941c88ffd18c…

MALICIOUS

PDF

184.1 KB Created: 2015-08-06 16:05:04 +03:00 Authoring application: wkhtmltopdf 0.12.2.1 (via Qt 4.8.6)
MD5: 12b2e4f850c32f5cb5da17621f99c78c SHA-1: f80fc95bf6fd50a632ad35b1afc072ffb509484b SHA-256: e84f941c88ffd18c07eef90f87b5fb6b6689794b88e65b7c643f8a74fa79221a
90 Risk Score

Malware Insights

MITRE ATT&CK
T1566.002 Spearphishing Attachment 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/?lip&keyword=garmin+unlocker+alternative+v716+&charset=utf-8, is identified as a malicious redirector. This suggests the document's primary purpose is to lure the user to this malicious site, likely for downloading unwanted software or further malicious content.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9982

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=garmin+unlocker+alternative+v716+&charset=utf-8
    • http://fastpic.ru/
    • http://www.liveinternet.ru/click
    • http://img0.liveinternet.ru/images/attach/c/6//4308/4308716_fizika_6_klass_skachat.pdf
    • http://img1.liveinternet.ru/images/attach/c/6//4305/4305180_skachat_pesnyu_toni_raut_grim.pdf
    • http://img1.liveinternet.ru/images/attach/c/6//4307/4307607_new_english_file_preintermediate_students_book_skachat_besplatno.pdf

Extracted artifacts 6

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off00023ad6.bin
880e53e6f12106514012eaabb19a261b9f8ae03d695445fc59a5b9b5a1293281		 pdf-font-stream PDF embedded font (sfnt) at offset 0x23AD6 3556 bytes
font_01_sfnt_off00024859.bin
f01365f421543ac7e9160408902a1e0f06ef3f80b8cc44d019b841273dacaf9a		 pdf-font-stream PDF embedded font (sfnt) at offset 0x24859 15240 bytes
font_02_sfnt_off0002777b.bin
fb9f50036a6580f4e406c1bbe30f664c0ef041408ac4db57e51a95336262a403		 pdf-font-stream PDF embedded font (sfnt) at offset 0x2777B 14988 bytes
font_03_sfnt_off0002a3da.bin
c406699d52dd703aaef22b295fbf8bb434799b7ae778599763aa1dda5d234d77		 pdf-font-stream PDF embedded font (sfnt) at offset 0x2A3DA 6604 bytes
font_04_sfnt_off0002b6c2.bin
819f9cc5156bfe3dae03045446d677a19b5879270357875344f9514601da73e3		 pdf-font-stream PDF embedded font (sfnt) at offset 0x2B6C2 6084 bytes
font_05_sfnt_off0002c657.bin
9364d8c42993f0db1eb41a63b15a48dd56cef5056a611ab8e91dd81183a5a95e		 pdf-font-stream PDF embedded font (sfnt) at offset 0x2C657 3752 bytes

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