Malicious PDF — malware analysis report

Static analysis result for SHA-256 fedba86585929b82…

MALICIOUS

PDF

39.5 KB Created: 2020-08-11 02:17:49 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7)
MD5: 44a19d3ca3c62387a611fc6195943141 SHA-1: 3f36261b422c5bf58e1325ec8f6cf5f2372fdcdc SHA-256: fedba86585929b8249a4875f03e405dbe2bf76b529e61df396bac35624624b8f
120 Risk Score

Malware Insights

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

The PDF contains numerous links, many pointing to Shopify domains, but one critical link directs to a known malicious redirector at ttraff.com. This suggests a phishing or scam attempt, likely using the 'human cloning pros and cons' lure to entice clicks. The PDF structure and embedded links indicate a malicious redirector pattern designed to lead users to harmful 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/wb?keyword=human%20cloning%20pros%20and%20cons%20pdf
    • http://files.dannyphegan.com/uploads/1/3/2/6/132682806/5663093.pdf
    • http://files.happylivingg.com/uploads/1/3/1/4/131438180/xelofopipanarami.pdf
    • http://files.ceramicsonthefox.com/uploads/1/3/2/6/132681632/d962c6ff4cf2ec5.pdf
    • https://cdn.shopify.com/s/files/1/0429/9581/0455/files/78807168038.pdf
    • https://cdn.shopify.com/s/files/1/0430/3139/6501/files/95393275447.pdf
    • https://cdn.shopify.com/s/files/1/0434/4132/4184/files/zalunexirimo.pdf
    • https://cdn.shopify.com/s/files/1/0429/9735/0554/files/vorunewonebefimekar.pdf
    • https://cdn.shopify.com/s/files/1/0431/0741/8273/files/diginamukaru.pdf
    • https://cdn.shopify.com/s/files/1/0428/9835/8432/files/bodadajigewodozisidezufe.pdf
    • https://cdn.shopify.com/s/files/1/0428/3197/0471/files/16907787020.pdf
    • https://cdn.shopify.com/s/files/1/0436/1981/1490/files/rivaselisevo.pdf
    • https://cdn.shopify.com/s/files/1/0431/4277/4938/files/arnold_ehret_deutsch.pdf
    • https://cdn.shopify.com/s/files/1/0428/2312/3100/files/xipilivabikowamal.pdf
    • https://cdn.shopify.com/s/files/1/0428/9835/8432/files/32177526878.pdf
    • https://cdn.shopify.com/s/files/1/0433/4492/0734/files/33733773297.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_off00005d63.bin
795026511558899dbc6897272eadb9e644b25200ccc67df15e2db18711b0fb91		 pdf-font-stream PDF embedded font (sfnt) at offset 0x5D63 5436 bytes
font_01_sfnt_off00006fb7.bin
7200081e5617459bba43ec9e9fd56c46710f8955d9b0f64b71e2e25c75e689f2		 pdf-font-stream PDF embedded font (sfnt) at offset 0x6FB7 9872 bytes

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