Malicious PDF — malware analysis report

Static analysis result for SHA-256 8eb75d832f018b5d…

MALICIOUS

PDF

45.9 KB Created: 2020-08-25 03:05:40 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7)
MD5: 8c2ae0b1a3927fbf1c2b04e0f8df0c0a SHA-1: d6a723b88d93a19547cd1814b8ead5d0d81ed6af SHA-256: 8eb75d832f018b5dc74f1a382c7183497d017bea9718bfa5338a6c5307aad96c
120 Risk Score

Malware Insights

MITRE ATT&CK
T1566.002 Spearphishing Attachment T1204.001 Malicious Link T1059.001 PowerShell

The PDF file contains a large number of embedded links, many of which point to external PDF files hosted on Shopify. One of the primary links, 'https://ttraff.cc/pify?keyword=report+dettagliato+in+inglese', is identified as a malicious redirector. This suggests the document is designed to lead users to malicious content through a chain of redirects. No scripts were extracted from this sample, limiting the analysis of its 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.cc/pify?keyword=report+dettagliato+in+inglese
    • http://dulanotuv.cindyhammondfineart.com/uploads/1/3/0/7/130738943/64c64f47fce8036.pdf
    • http://files.jvstuff.com/uploads/1/3/0/7/130740625/6753308.pdf
    • http://files.ilovemyminischnauzer.com/uploads/1/3/1/8/131856715/kimowojetuwoda.pdf
    • http://files.kelvinwong.com/uploads/1/3/1/4/131408353/27964f1be3.pdf
    • https://cdn.shopify.com/s/files/1/0434/0046/2503/files/sozemugowiwutaguki.pdf
    • https://cdn.shopify.com/s/files/1/0437/5271/8494/files/android_pie_messages_not_sending.pdf
    • https://cdn.shopify.com/s/files/1/0450/4682/5110/files/wild_n_out_episodes.pdf
    • https://cdn.shopify.com/s/files/1/0433/4885/2894/files/botanica_forestal_libro.pdf
    • https://cdn.shopify.com/s/files/1/0445/4517/9807/files/10252108630.pdf
    • https://cdn.shopify.com/s/files/1/0436/9956/8795/files/82469681631.pdf
    • https://cdn.shopify.com/s/files/1/0430/2045/1997/files/zazigimo.pdf
    • https://cdn.shopify.com/s/files/1/0430/6337/8081/files/cintiq_22hd_touch_manual.pdf
    • https://cdn.shopify.com/s/files/1/0433/0687/7080/files/73633131036.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 3

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off0000615b.bin
6f56597866aa2b0a84fe8cf0ba2f83e43507e5ecc9e96db549fdb684354affe1		 pdf-font-stream PDF embedded font (sfnt) at offset 0x615B 4920 bytes
font_01_sfnt_off0000722b.bin
79ff5ebd1ed35955e29bb855d42075577f3ba4906da58b60a374aff5272dbf5b		 pdf-font-stream PDF embedded font (sfnt) at offset 0x722B 13276 bytes
font_02_sfnt_off00009c78.bin
ce7e2e230a41ba6fc2d7d2240890c8289d67876d84a3d076d67c0b48111c8230		 pdf-font-stream PDF embedded font (sfnt) at offset 0x9C78 4324 bytes

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