Malicious PDF — malware analysis report

Static analysis result for SHA-256 e82fcd804d618095…

MALICIOUS

PDF

66.1 KB Created: 2020-08-28 09:00:14 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7)
MD5: 9f70291ef90d195db6da71f2a5e1ab9a SHA-1: fb603ce5997311da014cda72bc029510c733f519 SHA-256: e82fcd804d61809552569cad8398c7385384b085a0738bf15eb2fa4a61ab31fc
160 Risk Score

Malware Insights

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

The PDF contains a heuristic firing for a malicious redirector link, specifically pointing to 'https://ttraff.me/pify?keyword=convention+collective+carrosserie'. Additionally, it exhibits characteristics of an advance-fee scam lure, suggesting the document's content is designed to deceive the user. The presence of numerous external PDF links, many hosted on Shopify, further indicates a link farm strategy, likely to obscure the malicious redirector.

Heuristics 4

  • 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.
  • Advance-fee lottery/parcel scam lure high SE_ADVANCE_FEE_SCAM_LURE
    Document contains lottery/beneficiary or prize language together with large-value draft/funds wording and parcel/courier delivery requirements. This is a classic advance-fee fraud document shape.
  • 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.me/pify?keyword=convention+collective+carrosserie
    • http://rowevuro.puzzle-pieces.org/uploads/1/3/2/7/132712354/cfd10f80.pdf
    • https://cdn.shopify.com/s/files/1/0429/2119/7724/files/give_and_take_adam_grant_book.pdf
    • https://cdn.shopify.com/s/files/1/0437/5497/9477/files/hornady_reloading_data.pdf
    • https://cdn.shopify.com/s/files/1/0432/2351/5294/files/cv_format_for_a_teacher_job.pdf
    • https://cdn.shopify.com/s/files/1/0436/9101/6347/files/kebagumojo.pdf
    • https://cdn.shopify.com/s/files/1/0430/6970/2306/files/46656303415.pdf
    • https://cdn.shopify.com/s/files/1/0431/3592/6434/files/68574886198.pdf
    • https://cdn.shopify.com/s/files/1/0438/5990/2624/files/quartic_equation.pdf
    • https://cdn.shopify.com/s/files/1/0431/9408/9635/files/canis_canem_edit_ps2.pdf
    • https://cdn.shopify.com/s/files/1/0431/2891/4074/files/1934293608.pdf
    • https://cdn.shopify.com/s/files/1/0430/8323/5489/files/86135122358.pdf
    • https://cdn.shopify.com/s/files/1/0434/4142/2492/files/kristin_hannah_the_nightingale_book.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_off0000c74a.bin
cae54bc2eb993d09bae0227ba0baf5fcb2d87bcf54e6021481e3bfc7922b0cf7		 pdf-font-stream PDF embedded font (sfnt) at offset 0xC74A 4756 bytes
font_01_sfnt_off0000d784.bin
7b3d03898b4beaea5fe408f815d646df3033ede2b9084b1d6225fe9beca09c26		 pdf-font-stream PDF embedded font (sfnt) at offset 0xD784 10508 bytes

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