Malicious PDF — malware analysis report

Static analysis result for SHA-256 8f8e956c6c54d324…

MALICIOUS

PDF

35.7 KB Created: 2020-05-09 03:13:11 +03:00 Authoring application: wkhtmltopdf 0.12.1.4 (via Qt 4.8.6)
MD5: 55fce05d4253ac9fd5064440b4288f87 SHA-1: 6846ee699883d634a52a018795b69566cf25f60e SHA-256: 8f8e956c6c54d32470fab3397a08bee2bbf8bc06de38ccab94f6e3b447216f56
62 Risk Score

Malware Insights

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

This PDF document contains a large number of external links, indicating a potential SEO link farm or a distribution point for malicious content. The document body is heavily obfuscated, but the presence of numerous URLs suggests a tactic to drive traffic or host further stages of an attack. No scripts were extracted, limiting the ability to determine specific payload delivery mechanisms.

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://goodbabyformula.com/uploads/1/3/0/7/130775222/130775222.html#doraemon+movie+36
    • http://allsofuckinggood.com/uploads/1/3/0/5/130588687/rekomitusuti.pdf
    • http://rampartinspections.com/uploads/1/3/0/4/130476557/2290771.pdf
    • http://polychromatiks.com/uploads/1/3/0/5/130541308/mibotozopijax.pdf
    • http://lfplasteringcontractors.com/uploads/1/3/1/1/131164474/kisupomuf-dogogovem-liwewukun-ramekenaparimid.pdf
    • http://suspectedspam.com/uploads/1/3/0/5/130590054/1243703.pdf
    • http://gvents.net/uploads/1/3/1/3/131378975/4191282.pdf
    • http://charleshuette.com/uploads/1/3/0/5/130589114/2378395.pdf
    • http://motomorfosis.com/uploads/1/3/0/4/130489539/53ec8b568.pdf
    • http://nathanaelsnook.com/uploads/1/3/0/2/130272482/sukololow.pdf
    • http://electrobhensley.com/uploads/1/3/1/4/131437920/904e858fcc.pdf
    • http://myangelabartlett.com/uploads/1/3/0/4/130490668/kevetijejuteforudig.pdf
    • http://simply-green-products.com/uploads/1/3/0/7/130738631/veliselepebeza.pdf
    • http://pitbullsuperstar.com/uploads/1/3/0/7/130776159/kirus_redepametiri_mifemisowa_negevusi.pdf
    • http://yourfavoritepantry.com/uploads/1/3/0/5/130543087/judinuliji.pdf
    • http://naturestouchirrigation.com/uploads/1/3/0/7/130776698/1458079.pdf
    • http://carlihealthwellbeing.com/uploads/1/3/1/6/131606255/6864137.pdf
    • http://bmchenterprises.com/uploads/1/3/0/6/130604671/jakudalipapifiri.pdf
    • http://chulacholula.com/uploads/1/3/0/6/130605332/wobux.pdf
    • http://floripaflores.cl/uploads/1/3/1/0/131070255/4330211.pdf
    • http://www.w3.org/1999/02/22-rdf-syntax-ns#
    • http://purl.org/dc/elements/1.1/
    • 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_off0000571f.bin
64ec35063909b086ad1953b26cc390cbae1850bfa30454a73567effa1cd54044		 pdf-font-stream PDF embedded font (sfnt) at offset 0x571F 19292 bytes

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