Malicious PDF — malware analysis report

Static analysis result for SHA-256 da4c3be4f468c79d…

MALICIOUS

PDF

46.8 KB Created: 2020-07-28 18:10:38 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7)
MD5: 5452cb522bdd0914042e31c57cb94982 SHA-1: d9ccd1f63997cc5559b078f89c86cb353c9f9448 SHA-256: da4c3be4f468c79d5117327628def98f6e89045e498ac15c961d0a6899f895fa
120 Risk Score

Malware Insights

MITRE ATT&CK
T1566.002 Spearphishing Attachment T1204.002 Malicious File T1059.001 PowerShell

The PDF file contains a deceptive lure related to Netflix, designed to trick users into clicking embedded links. It functions as a link farm, directing users to multiple external PDF files, one of which is a known malicious redirector. The primary malicious URL identified is ttraff.com, which is used to redirect to further malicious content.

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.
  • Small PDF contains mass external PDF link farm critical PDF_SEO_LINK_FARM
    Small PDF contains many clickable external PDF links, mostly clustered on one host. This matches generated SEO/link-farm PDF carriers used to route users into malicious or unwanted-software delivery chains, rather than a normal document citation pattern.
  • 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.com/pify?keyword=he%2527+s+out+there+netflix+parents+guide
    • http://files.diamondwillowbiewers.com/uploads/1/3/2/6/132681891/lowewobulaw.pdf
    • http://files.mrkaich.com/uploads/1/3/0/8/130874599/gisexemon.pdf
    • http://files.davedthomas.com/uploads/1/3/0/7/130739069/lolejuwavi_menawizilaloz.pdf
    • https://cdn.shopify.com/s/files/1/0429/7365/9292/files/nepalupe.pdf
    • https://cdn.shopify.com/s/files/1/0430/7730/4484/files/8056343190.pdf
    • https://cdn.shopify.com/s/files/1/0433/9394/1671/files/38283936637.pdf
    • https://cdn.shopify.com/s/files/1/0431/9064/8996/files/97197356761.pdf
    • https://cdn.shopify.com/s/files/1/0428/2312/3100/files/87640796414.pdf
    • https://cdn.shopify.com/s/files/1/0437/0658/1147/files/13430172241.pdf
    • https://cdn.shopify.com/s/files/1/0439/9159/7214/files/gasitafulebitevejut.pdf
    • https://cdn.shopify.com/s/files/1/0434/6370/4729/files/87945010110.pdf
    • https://cdn.shopify.com/s/files/1/0428/9835/8432/files/dusegu.pdf
    • https://cdn.shopify.com/s/files/1/0434/6219/7400/files/vizolapeponalamawe.pdf
    • https://cdn.shopify.com/s/files/1/0432/6116/5723/files/24579856173.pdf
    • https://cdn.shopify.com/s/files/1/0435/1423/2996/files/tupefededokexuladekiki.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/
    • https://cdn.shopify.com/s/files/1/0428/2312/3100/files/87640796414

Extracted artifacts 2

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off000078a7.bin
3f22ff06851c51578930f133e3fb569f0a38ba6632656842d7ffc627a0ad48a4		 pdf-font-stream PDF embedded font (sfnt) at offset 0x78A7 5248 bytes
font_01_sfnt_off00008a7c.bin
e899a01aadc6425ae9ccb57b6e36e72960b9b861d78f5522acbfeb25cb9ba3fa		 pdf-font-stream PDF embedded font (sfnt) at offset 0x8A7C 10320 bytes

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