Malicious PDF — malware analysis report

Static analysis result for SHA-256 3ace45c19a83a5c9…

MALICIOUS

PDF

50.7 KB Created: 2020-09-10 17:50:55 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7)
MD5: 8099dc2cc868462ea6f1bfd26fe8146f SHA-1: ba9583eba52a32e09ab3287e562f23ebbfb54ad7 SHA-256: 3ace45c19a83a5c91594512ca42eff0abdf6a34c0994aad0ffbb8e3632a85591
120 Risk Score

Malware Insights

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

This PDF document contains a large number of embedded links, identified as a PDF link farm. One of these links, 'https://ttraff.me/pify?keyword=britney+spears+songs++criminal', is flagged as a malicious redirector. The document's content, though heavily obfuscated, appears to be a lure related to 'Britney Spears songs criminal', likely intended to deceive users into clicking the malicious links. The presence of numerous links suggests a broad phishing or malware distribution campaign.

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.me/pify?keyword=britney+spears+songs++criminal
    • http://files.neenahpowerlifting.com/uploads/1/3/1/3/131398406/6992822.pdf
    • http://nevakofog.easystreetdiscount.com/uploads/1/3/2/8/132814930/zidesot-dofarixo-fipilorub-masisatop.pdf
    • http://zebos.patrickwboyerjr.com/uploads/1/3/0/8/130874222/sadenuvuzexedepamas.pdf
    • http://rosuki.pacificshoresmusic.com/uploads/1/3/0/9/130969408/ebed2c10805.pdf
    • http://kekedarik.aandloils.com/uploads/1/3/1/1/131164394/da47c1.pdf
    • http://files.acminsurancejacksonville.com/uploads/1/3/2/7/132740623/5403702.pdf
    • http://desupigu.retroca.com/uploads/1/3/0/7/130739892/7854976.pdf
    • http://files.brightstarlifestyle.co.za/uploads/1/3/1/6/131607662/wexesaw.pdf
    • http://nevakofog.easystreetdiscount.com/uploads/1/3/2/8/132814930/zidesot-dofarixo-fipilorub-masisatop.pd
    • https://cdn.shopify.com/s/files/1/0447/9546/1783/files/maharashtra_assembly_elections_2020_results.pdf
    • https://cdn.shopify.com/s/files/1/0430/6855/5415/files/11141678096.pdf
    • https://cdn.shopify.com/s/files/1/0433/0687/7080/files/nofalefupipalivudekim.pdf
    • https://cdn.shopify.com/s/files/1/0428/2348/3548/files/synonyms_and_antonyms_worksheets_grade_4.pdf
    • https://cdn.shopify.com/s/files/1/0437/7670/4664/files/breda_netherlands_tourist_information.pdf
    • https://cdn.shopify.com/s/files/1/0435/4434/6792/files/python_subprocess_stdin.pdf
    • https://cdn.shopify.com/s/files/1/0433/1080/9256/files/difference_between_educational_and_vocational_guidance.pdf
    • https://cdn.shopify.com/s/files/1/0430/0279/0039/files/simple_html5_sidebar_template.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_off00008770.bin
e9762d44e71f52e4e76f5d7aea4554c810ea052d40e1a052b453ed3fcbe03138
pdf-font-stream PDF embedded font (sfnt) at offset 0x8770 5404 bytes
font_01_sfnt_off000099cc.bin
e8ab59c547227589ccea7498cc897fe398cdf201cf217738b7fa52fa515e391f
pdf-font-stream PDF embedded font (sfnt) at offset 0x99CC 10476 bytes