Malicious PDF — malware analysis report

Static analysis result for SHA-256 486d24e95e6f8678…

MALICIOUS

PDF

34.7 KB Created: 2020-08-05 04:11:43 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7)
MD5: 7969f0fa324dd79caba34dcc3e0ee9bb SHA-1: e71f7c241d58cfa3528791093685a1f95b2563eb SHA-256: 486d24e95e6f86789382419970ca10e66b28be9225a213677cd73e03d2d3e07f
120 Risk Score

Malware Insights

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

The PDF file contains a large number of embedded links, many of which point to a redirector service known to host malicious content. The primary link identified is 'https://ttraff.cc/pify?keyword=illuminatiam+pdf+espa%25C3%25B1ol', which is flagged as a malicious redirector. The document body, though partially corrupted, contains metadata suggesting it was generated by wkhtmltopdf, a tool often used to create malicious PDFs. The presence of numerous external links, including those to Shopify domains, indicates a link farm or redirection strategy to obscure the final malicious destination.

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.cc/pify?keyword=illuminatiam+pdf+espa%25C3%25B1ol
    • http://files.tookaleapfarm.com/uploads/1/3/1/3/131398113/7742724.pdf
    • http://files.alexiakate.com/uploads/1/3/1/4/131452944/ronuto-tutajijipixo.pdf
    • http://files.eileenwiviott.com/uploads/1/3/0/8/130814297/vulinuzax-zaposibepafaw-mizex-dufepabo.pdf
    • https://cdn.shopify.com/s/files/1/0437/7945/7173/files/cpr_procedure_steps.pdf
    • https://cdn.shopify.com/s/files/1/0434/0629/5196/files/george_foreman_rotisserie_manual.pdf
    • https://cdn.shopify.com/s/files/1/0430/8343/2096/files/fac_simile_attestato_di_partecipazione.pdf
    • https://cdn.shopify.com/s/files/1/0429/5367/0822/files/cancer_de_colon_izquierdo_y_derecho.pdf
    • https://cdn.shopify.com/s/files/1/0429/9217/3217/files/ripezewomafi.pdf
    • https://cdn.shopify.com/s/files/1/0428/7892/7014/files/waregasuku.pdf
    • https://cdn.shopify.com/s/files/1/0433/8152/2599/files/18155096391.pdf
    • https://cdn.shopify.com/s/files/1/0430/1645/4305/files/5030824322.pdf
    • https://cdn.shopify.com/s/files/1/0440/6237/6088/files/64641891565.pdf
    • https://cdn.shopify.com/s/files/1/0427/5663/6828/files/wezagekitaxowabasetuvera.pdf
    • https://cdn.shopify.com/s/files/1/0428/5035/3318/files/pasufivuru.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_off00004ad2.bin
5d4832255c5ab9935cec91f7f6c3ab1471263a4da431393f7af22c10b0e635d5		 pdf-font-stream PDF embedded font (sfnt) at offset 0x4AD2 5240 bytes
font_01_sfnt_off00005c52.bin
07827112ccd5b8fd33f11e7ca34ccdba521e78fae7b57b634151b37a0a36f917		 pdf-font-stream PDF embedded font (sfnt) at offset 0x5C52 9464 bytes

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