Malicious PDF — malware analysis report

Static analysis result for SHA-256 1dc9d5eee46fc3cb…

MALICIOUS

PDF

32.2 KB Created: 2020-04-28 10:56:27 +03:00 Authoring application: wkhtmltopdf 0.12.1.4 (via Qt 4.8.6)
MD5: 9217ab6d1d2a1ded822ba6ae120ae63e SHA-1: 125bfd571e91f9138845d486b31d38a911d546ba SHA-256: 1dc9d5eee46fc3cb3e94686e347fd972861e2590900f0f70c491a78495a68298
62 Risk Score

Malware Insights

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

The PDF file contains a large number of external links, identified by the PDF_SEO_LINK_FARM heuristic. These links point to various domains, suggesting a link farm or SEO manipulation tactic. The document body contains garbled text and some of the extracted URLs, indicating the primary purpose is to redirect users to external content. No scripts were extracted from this sample.

Heuristics 3

  • 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.
  • External URI info PDF_URI
    PDF contains an external URL action
  • 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 http://ecgcore.com/uploads/1/3/0/8/130874648/130874648.html#naa+autograph+songs+ing+com
    • http://nasinfundat.org/uploads/1/3/0/6/130604694/dawaluradaj.pdf
    • http://mrtoolbelt.info/uploads/1/3/0/5/130543070/vesuzivapimukedoxiw.pdf
    • http://awaywithmama.com/uploads/1/3/0/6/130604841/415422.pdf
    • http://monicajacobsontennessen.com/uploads/1/3/0/7/130739552/busemovawaxun-fajizomididu-ligasi.pdf
    • http://bloominggiggles.com/uploads/1/3/0/5/130588214/genopupezi.pdf
    • http://grecooutdoor.com/uploads/1/3/0/3/130323535/lukuniritol.pdf
    • http://moorebaritone.com/uploads/1/3/0/7/130740175/lejosinunosi_kevovo_bemajonavalo.pdf
    • http://jandjcleaningco.com/uploads/1/3/0/6/130604145/fusosowukex.pdf
    • http://strongwomenprogram.org/uploads/1/3/0/2/130289380/2280491.pdf
    • http://kehonsielu.com/uploads/1/3/0/5/130540037/c0ac66935.pdf
    • http://awakenedhealingshop.com/uploads/1/3/1/4/131409236/1d877fa5cfe.pdf
    • http://cotebenoit.com/uploads/1/3/0/5/130590596/792a1.pdf
    • http://bestgreatdealstoday.com/uploads/1/3/0/4/130488299/faninef.pdf
    • http://oritalacreates.com/uploads/1/3/0/7/130738928/guvilujidomazagijede.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 1

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off00005904.bin
af78ed7eca9754f43831c0121913ecc52f802ab3e0e815814d2dd80a2bf92156		 pdf-font-stream PDF embedded font (sfnt) at offset 0x5904 6996 bytes

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