Malicious PDF — malware analysis report

Static analysis result for SHA-256 533260ccd9d37e55…

MALICIOUS

PDF

148.7 KB Created: 2020-07-10 18:24:33 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7)
MD5: 2b5fbe9df9b8ec8c7fecaeb4aacfab5e SHA-1: 912f26a15d60e18d615038a5281bb21848c37bd9 SHA-256: 533260ccd9d37e558441e0fd2a3a75e6d2e2a41fd8869d4bd05f998991f72069
70 Risk Score

Malware Insights

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

The PDF file contains a lure related to 'glossary of theatre terms' and embeds a link to a known malicious redirector. The heuristic PDF_MALICIOUS_REDIRECTOR_LINK confirms this, indicating the document's primary purpose is to redirect users to a harmful site. The SE_INVOICE_LURE heuristic further suggests a deceptive intent, likely to trick users into clicking the malicious link.

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.
  • Fake invoice / payment lure low SE_INVOICE_LURE
    Document contains invoice or payment language paired with an action verb — useful context when combined with link, macro, or attachment indicators
  • 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 https://ttraff.ru/wb?keyword=glossary%20of%20theatre%20terms%20pdf
    • http://files.mnnicebaseball.com/uploads/1/3/0/8/130874458/xamezut.pdf
    • http://files.deadguyprom.com/uploads/1/3/1/4/131438582/witev-sejotunaridixib.pdf
    • http://files.archunterdon.org/uploads/1/3/1/4/131453036/molikikevuz-fawolokezi-budegos.pdf
    • http://files.thecatalystgames.com/uploads/1/3/1/6/131606688/viran_jelisugol_xutefidufe_mafikokujefu.pdf
    • http://files.birthcraftpa.com/uploads/1/3/2/6/132695329/4438467.pdf
    • http://files.kimkirch.com/uploads/1/3/0/7/130775827/welobozutudirol-fulunim.pdf
    • http://files.deepfocusfilmstudies.com/uploads/1/3/1/4/131438571/d1f07.pdf
    • http://files.ironoakcanyonranch.com/uploads/1/3/1/6/131636995/wenakarupigon.pdf
    • http://files.kyndlemongeon.com/uploads/1/3/1/4/131406105/sopos.pdf
    • https://fagasufirosi.files.wordpress.com/2020/07/xaletorumekisorijad.pdf
    • https://moxiritaf.files.wordpress.com/2020/06/72184599505.pdf
    • https://nemujatisale.files.wordpress.com/2020/06/lazitaserebug.pdf
    • https://pagovoxiwezo.files.wordpress.com/2020/07/45143036465.pdf
    • https://dobidatekopu.files.wordpress.com/2020/07/4436691612.pdf
    • https://linutinoruso.files.wordpress.com/2020/07/49423445140.pdf
    • https://cdn.shopify.com/s/files/1/0432/6037/9286/files/66723217645.pdf
    • https://cdn.shopify.com/s/files/1/0430/9280/3744/files/maxazebi.pdf
    • https://cdn.shopify.com/s/files/1/0429/9977/5381/files/17064975142.pdf
    • http://www.w3.org/1999/02/22-rdf-syntax-ns#
    • http://purl.org/dc/elements/1.1/
    • http://ns.adobe.com/pdf/1.3/
    • http://ns.adobe.com/xap/1.0/
    • http://ns.adobe.com/xap/1.0/mm/
    • http://ns.adobe.com/xap/1.0/rights/

Extracted artifacts 2

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off00020f85.bin
6a9d7a2dd2f39cd6929ed3916fe631348b5b0cdde75eefc8f0efe217602ce428		 pdf-font-stream PDF embedded font (sfnt) at offset 0x20F85 5048 bytes
font_01_sfnt_off000220c1.bin
a61f15e30e9883c0f649480c0da147c23d3fc020c641a99f257f054bcea6f7b2		 pdf-font-stream PDF embedded font (sfnt) at offset 0x220C1 10608 bytes

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