Malicious PDF — malware analysis report

Static analysis result for SHA-256 ed9dd4a98607dd49…

MALICIOUS

PDF

37.6 KB Created: 2020-08-02 10:29:36 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7)
MD5: 55903c47794696169f20783b9834c071 SHA-1: 73590ab1fb2e26ceda9f21a9bf6dac7063670006 SHA-256: ed9dd4a98607dd49f03faf8fc03a6e45f331d35db1311de59c41a5283e04d537
120 Risk Score

Malware Insights

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

The PDF file contains a critical heuristic firing for a malicious redirector link pointing to 'ttraff.com'. The document body, though heavily obfuscated, also contains this URL and appears to be a lure for a spiritual warfare manual. The file also exhibits characteristics of a link farm, with numerous embedded URLs, many pointing to Shopify domains, likely to obscure the malicious redirector. No scripts were extracted, limiting the analysis of direct execution behavior.

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=deliverance+and+spiritual+warfare+manual+pdf
    • http://files.valourmartialarts.com/uploads/1/3/2/6/132696351/kopolebefupix-suwadenugowaxuz-bofaneriniwog-lomokosatag.pdf
    • http://files.northcoastwalkingtours.com/uploads/1/3/1/0/131070572/4766636.pdf
    • http://files.uqpalaeo.com/uploads/1/3/2/6/132695714/gotekewoxone_lugatop.pdf
    • https://cdn.shopify.com/s/files/1/0434/0459/1254/files/nilajoduguvitavovufe.pdf
    • https://cdn.shopify.com/s/files/1/0435/3005/9927/files/midojipoxiwiwezi.pdf
    • https://cdn.shopify.com/s/files/1/0437/2224/4250/files/rsa_archer_administrator_guide.pdf
    • https://cdn.shopify.com/s/files/1/0432/7941/7504/files/91484783339.pdf
    • https://cdn.shopify.com/s/files/1/0428/9835/8432/files/baxumedufimoval.pdf
    • https://cdn.shopify.com/s/files/1/0435/7927/7467/files/jebilenokebonilad.pdf
    • https://cdn.shopify.com/s/files/1/0435/1708/3803/files/wujanagexekipovitilo.pdf
    • https://cdn.shopify.com/s/files/1/0433/9616/9886/files/vurujig.pdf
    • https://cdn.shopify.com/s/files/1/0434/0596/7527/files/24799351573.pdf
    • https://cdn.shopify.com/s/files/1/0436/8993/5003/files/logosamidu.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_off000054fb.bin
27c695e25f86df3ccdf2c8fb51123c3e4d69fef63457c2d09d5193552061318a		 pdf-font-stream PDF embedded font (sfnt) at offset 0x54FB 5452 bytes
font_01_sfnt_off0000678e.bin
34ad8e4c8a7e52c893d5c6f88ba749e7bed7c094f7e42f223ad6939b102f8a1c		 pdf-font-stream PDF embedded font (sfnt) at offset 0x678E 9956 bytes

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