Malicious PDF — malware analysis report

Static analysis result for SHA-256 42e7332477296a5a…

MALICIOUS

PDF

70.4 KB Created: 2020-08-06 17:39:27 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7)
MD5: 583645060dc6573fd31525e01f8bd8ae SHA-1: e998899ae6f6ba4458a229c5acccc3b08168bc01 SHA-256: 42e7332477296a5a74aacc8cd675778eccd1eddcccbcc4e2166cdde54f2f9421
120 Risk Score

Malware Insights

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

The PDF contains numerous links, with a critical heuristic identifying a malicious redirector at 'https://ttraff.com/pify?keyword=el+bautismo+del+espiritu+santo+pdf'. The document body, though heavily obfuscated, contains text that appears to be a lure related to religious content, suggesting a phishing or scam attempt. The presence of many external links, including benign ones hosted on Shopify, indicates a link farm strategy to obscure the 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.com/pify?keyword=el+bautismo+del+espiritu+santo+pdf
    • http://files.thedudern.com/uploads/1/3/2/6/132680949/xikikabuxisoxuraselo.pdf
    • http://files.cleanbetweencastlegar.com/uploads/1/3/1/6/131637313/9611358.pdf
    • http://files.hillcountrynatural.com/uploads/1/3/1/4/131437750/8763939.pdf
    • http://kaxef.neeniemakes.com/uploads/1/3/2/6/132696030/2321287.pdf
    • http://files.navamon.ch/uploads/1/3/1/3/131398547/1106762.pdf
    • https://cdn.shopify.com/s/files/1/0430/7006/2754/files/fanudununaluzuzuwig.pdf
    • https://cdn.shopify.com/s/files/1/0429/3420/6631/files/40930151730.pdf
    • https://cdn.shopify.com/s/files/1/0431/1253/0081/files/97722101315.pdf
    • https://cdn.shopify.com/s/files/1/0432/9163/9974/files/opposing_viewpoints_series.pdf
    • https://cdn.shopify.com/s/files/1/0428/8610/3207/files/klipsch_g_28.pdf
    • https://cdn.shopify.com/s/files/1/0428/5415/4406/files/jufafisexanetelufegoz.pdf
    • https://cdn.shopify.com/s/files/1/0429/7680/5023/files/sadojuri.pdf
    • https://cdn.shopify.com/s/files/1/0431/4107/1016/files/36177797255.pdf
    • https://cdn.shopify.com/s/files/1/0433/0687/7080/files/90209356055.pdf
    • https://cdn.shopify.com/s/files/1/0436/5415/2342/files/46636168574.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_off0000d3a6.bin
60d3f054e199c3f28005cb2b307a81a8e5b8f4dae492cf3454d6317a298bdf9b		 pdf-font-stream PDF embedded font (sfnt) at offset 0xD3A6 5284 bytes
font_01_sfnt_off0000e57b.bin
2f53958bbc0966f5b0b506a37ea58c27d6d849091272d32773f77d6d5dc610d0		 pdf-font-stream PDF embedded font (sfnt) at offset 0xE57B 11460 bytes

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