Malicious PDF — malware analysis report

Static analysis result for SHA-256 f3412b9704412047…

MALICIOUS

PDF

38.2 KB Created: 2020-06-04 18:52:55 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7)
MD5: 6127f79e8ff8f45dcb9a9d2999fa1a80 SHA-1: 3e4bed92ed00813281958df94ade8f05d4a248b3 SHA-256: f3412b970441204769f46c3a70b0f76f39ab06e502934e77d23aa8cf30b374ba
62 Risk Score

Malware Insights

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

The PDF file contains a large number of external links, a technique often used for SEO poisoning or to redirect users to malicious sites. The document body contains a search query related to 'Bohemian rhapsody background piano s' and numerous URLs, suggesting a lure to external content. No scripts were extracted from this sample, limiting the analysis of its direct execution behavior.

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://d1uxc0.bdgct.com/uploads/1/3/1/3/131379792/131379792.html#bohemian+rhapsody+background+piano+s
    • http://coffmanoil.com/uploads/1/3/1/8/131856402/9ff80388eaa2269.pdf
    • http://thevintagecupboard.com/uploads/1/3/0/7/130739152/2650939.pdf
    • http://southernconcreteandshellllc.com/uploads/1/3/0/3/130323762/wezejezunuwafes.pdf
    • http://j-acoustic.com/uploads/1/3/0/5/130551331/rimegumikovido-gowugarugel-kefekisilogiva.pdf
    • http://wholechildlearningsolutions.com/uploads/1/3/0/6/130604872/pusekiliz.pdf
    • http://standardwall.org/uploads/1/3/0/6/130604798/sopupoladu_molaleriwogu_fujuwozokitimu.pdf
    • http://crew405.org/uploads/1/3/1/6/131637148/gakosaxisasa.pdf
    • http://houstonhydroaxing.com/uploads/1/3/1/8/131858540/minupirelodi_gizilepati_milir.pdf
    • http://autodiscover.sincerelysasha.com/uploads/1/3/0/5/130551551/gupopinatadi.pdf
    • http://d1uxc0.bdgct.com/uploads/1/3/1/3/131379792/terms.html
    • http://d1uxc0.bdgct.com/uploads/1/3/1/3/131379792/dmca.html
    • http://d1uxc0.bdgct.com/uploads/1/3/1/3/131379792/policy.html
    • https://bozidiku930969983.files.wordpress.com/2020/06/10293548141.pdf
    • https://sirozujulad.files.wordpress.com/2020/06/gutagubim.pdf
    • https://rizifuto.files.wordpress.com/2020/06/wogosopobunivu.pdf
    • https://wenowugig.files.wordpress.com/2020/06/86687076710.pdf
    • https://zaloguko.files.wordpress.com/2020/06/84657214268.pdf
    • https://miteduxom.files.wordpress.com/2020/06/59098379517.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_off00006971.bin
0c0e6cfa45b0831861e2378b675f3566191150535d168ae837233e9b53b8a5fc
pdf-font-stream PDF embedded font (sfnt) at offset 0x6971 10664 bytes