Malicious PDF — malware analysis report

Static analysis result for SHA-256 d83e764558dfc35a…

MALICIOUS

PDF

37.7 KB Created: 2020-04-14 04:51:44 +03:00 Authoring application: wkhtmltopdf 0.12.1.4 (via Qt 4.8.6)
MD5: 4375e001ba972967a87c64df23c635f7 SHA-1: 23bf0095acc858cd08617a34b7970362d8c60100 SHA-256: d83e764558dfc35a956d2dc613b222eb8fcae53c7911378e91544529ad57d875
62 Risk Score

Malware Insights

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

The PDF document contains a large number of external links, identified by the PDF_SEO_LINK_FARM heuristic. These links point to various domains, many of which appear to be part of a link farm designed to manipulate search engine results. The embedded URL also points to a similar structure, suggesting a coordinated effort to drive traffic to potentially malicious or spam-related 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://kingsmissionsa.life/uploads/1/3/0/6/130640229/130640229.html#pokemon+sun+and+moon+game++rom
    • http://annepetraro.com/uploads/1/3/1/4/131407089/2080569.pdf
    • http://mixforteachers.com/uploads/1/3/0/7/130740318/b11cb5f7500b8.pdf
    • http://oldrectorystud.com/uploads/1/3/0/5/130589270/daroraniwadesonimes.pdf
    • http://theguildofmasterbarbers.com/uploads/1/3/1/3/131398521/gobitatuwuzojoma.pdf
    • http://rydde.services/uploads/1/3/0/5/130546118/ralawefirabo_xirivedutepod_wojefa_rotaratet.pdf
    • http://mejoest.com/uploads/1/3/0/5/130539170/75c093b90aad5.pdf
    • http://georginaamyeventcoordination.com/uploads/1/3/0/6/130604935/wifuwanoluxujus-lobixu-wefidakavam.pdf
    • http://energyyacht.com/uploads/1/3/0/7/130739732/miganovadutigek_mufowilaku_sibokizona_fedelat.pdf
    • http://beyondbeleafbotanicals.com/uploads/1/3/0/6/130639152/nuvuzitofuwarepufu.pdf
    • http://captdancharters.com/uploads/1/3/0/8/130813646/limasi.pdf
    • http://ayasastocks.com/uploads/1/3/1/3/131384539/6766e185c93.pdf
    • http://fbbcmadisonmembers.com/uploads/1/3/1/4/131453323/99685c2a9aa9.pdf
    • http://kobucolorado.org/uploads/1/3/0/2/130287424/2695834.pdf
    • http://energyyacht.com/uploads/1/3/0/7/130739732/miga
    • 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_off00006b7e.bin
5190d6a152b791d4e0b1ddf6e20c251a55fb8f92321958821718a49086b376c9		 pdf-font-stream PDF embedded font (sfnt) at offset 0x6B7E 8168 bytes

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