Malicious PDF — malware analysis report

Static analysis result for SHA-256 c30d585b233a24d9…

MALICIOUS

PDF

65.7 KB Created: 2020-03-23 05:23:06 +02:00 Authoring application: wkhtmltopdf 0.12.1.4 (via Qt 4.8.6)
MD5: c84b80bbaa2739077edcfb75955c933a SHA-1: bdfbacd741d8d050ea2406bfe4c7cd7aa42a0e3e SHA-256: c30d585b233a24d9b26a09f05fa5e4dd6dc2dab7b8f3e0379502b1602a346a70
70 Risk Score

Malware Insights

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

The PDF file contains a large number of external links, many of which point to similarly structured URLs on different domains. This suggests a link farm or redirection scheme designed to lead users to malicious content. The document body, though heavily obfuscated, contains a reference to 'flames of war terrain tutorials' and the authoring application 'wkhtmltopdf', indicating a potential lure to disguise the malicious nature of the links. No scripts were extracted from this sample.

Heuristics 4

  • 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.
  • Urgency / deadline lure low SE_URGENCY_LURE
    Document contains urgency or deadline language ('account will be terminated', 'action required within 24 hours', etc.) — useful context, but low-signal without other findings
  • 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://wildchild.dance/uploads/1/3/0/3/130379474/130379474.html#flames+of+war+terrain+tutorials
    • http://mytipsytaboo.com/uploads/1/3/0/7/130775645/tatanogetofuvuwa.pdf
    • http://electdiedragreenaway.com/uploads/1/3/0/8/130814353/7d6313705.pdf
    • http://cmifamily.com/uploads/1/3/0/2/130288567/voxun.pdf
    • http://2xch.com/uploads/1/3/0/2/130272361/2982081.pdf
    • http://www.meubles-ergonomia.eu/uploads/1/3/0/5/130590666/dilojutuvopekutopoj.pdf
    • http://fitratz.com/uploads/1/3/0/5/130590467/kinefetepufoniwif.pdf
    • http://cynthiaryan.info/uploads/1/3/0/6/130620468/kidozijuvaw_juvilijiduzig.pdf
    • http://ameheureuse.shop/uploads/1/3/0/3/130323479/c82b5a90a52b.pdf
    • http://opendatafestival.net/uploads/1/3/0/7/130739383/962100.pdf
    • http://accomposites.com/uploads/1/3/0/5/130588688/verowufokomomomomibi.pdf
    • http://showtimesolutions.website/uploads/1/3/0/6/130620874/retizebibad_pexoberemof_jumig_tamodid.pdf
    • http://www.206photographystudio.com/uploads/1/3/0/6/130621487/6483d10d827c.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_off0000d893.bin
f5d437c1fe9714bf12a380310d7ae05e65824f0757c6065d5bcdb00f413cdde4		 pdf-font-stream PDF embedded font (sfnt) at offset 0xD893 8844 bytes

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