Malicious PDF — malware analysis report

Static analysis result for SHA-256 2ee9e2aef14b6874…

MALICIOUS

PDF

40.4 KB Created: 2020-08-12 03:12:21 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7)
MD5: 77e2f482492317110f2d937474c88a0d SHA-1: 9828d37d5a6e71fce97cefaeacfd42cb5d0ef128 SHA-256: 2ee9e2aef14b6874300c28821129ec5ce413245af36bff83e5f889c3d322e955
120 Risk Score

Malware Insights

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

The PDF contains a link that redirects to a malicious domain, identified by the PDF_MALICIOUS_REDIRECTOR_LINK heuristic. The document body, though partially corrupted, contains text related to a '2002 harley davidson sportster 1200 manual' and the malicious URL, suggesting a lure to trick users into clicking the link. The PDF also contains a large number of external links, as indicated by the PDF_SEO_LINK_FARM heuristic, which are likely part of a link farm or SEO poisoning 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.com/wb?keyword=2002%20harley%20davidson%20sportster%201200%20manual
    • http://files.tianashores.com/uploads/1/3/0/9/130969826/zowimeroj.pdf
    • http://pogaxuge.authorjmstewart.com/uploads/1/3/1/1/131163651/zajanizi_zaxajuzukimibek_tusalavojam.pdf
    • http://gusiso.caribooliteracy.com/uploads/1/3/0/8/130814058/patusawoxine.pdf
    • http://files.electrikhana.org/uploads/1/3/1/4/131438823/6308948.pdf
    • https://cdn.shopify.com/s/files/1/0428/9835/8432/files/20424522606.pdf
    • https://cdn.shopify.com/s/files/1/0428/8407/1583/files/list_of_regions_in_the_philippines.pdf
    • https://cdn.shopify.com/s/files/1/0428/8220/3811/files/84054865460.pdf
    • https://cdn.shopify.com/s/files/1/0439/4326/4411/files/libros_aprender_ingles_descargar.pdf
    • https://cdn.shopify.com/s/files/1/0435/2750/4024/files/26572217207.pdf
    • https://cdn.shopify.com/s/files/1/0435/2344/0804/files/36350805747.pdf
    • https://cdn.shopify.com/s/files/1/0431/6836/6746/files/57388173553.pdf
    • https://cdn.shopify.com/s/files/1/0433/0687/7080/files/31056735454.pdf
    • https://cdn.shopify.com/s/files/1/0434/8208/7576/files/65467579172.pdf
    • https://cdn.shopify.com/s/files/1/0431/0804/0853/files/89159814129.pdf
    • https://cdn.shopify.com/s/files/1/0435/0361/6165/files/fusirodapelotimetala.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_off00005f12.bin
cc893fe3b40e1f66b2d41712968bc36e61ac8c3fc329f465319f99cb93fa750a		 pdf-font-stream PDF embedded font (sfnt) at offset 0x5F12 5592 bytes
font_01_sfnt_off000071ed.bin
e30ab1dbd171dc3df93131dcd5d6221b5dbaa4c7a3c9bcddb86a289d1a9df3c6		 pdf-font-stream PDF embedded font (sfnt) at offset 0x71ED 10268 bytes

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