Malicious PDF — malware analysis report

Static analysis result for SHA-256 f6eb751fd208e3bb…

MALICIOUS

PDF

39.0 KB Created: 2020-05-24 09:05:29 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7)
MD5: 52a3868f390c7749e4b9097f0d4ba649 SHA-1: f78a4316ea9c14437c7c7069cc4eba5b75345125 SHA-256: f6eb751fd208e3bbd594b5ea0c645b51f83dda0194e47d54e86760fba6eb3ad4
122 Risk Score

Malware Insights

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

The PDF file contains a large number of external links, identified by the PDF_SEO_LINK_FARM heuristic, pointing to various domains. This suggests the document is part of a link farm operation, likely for SEO manipulation or to distribute further malicious content. The ClamAV detection as Pdf.Dropper.Agent-9224094-0 further supports its malicious nature. No scripts were extracted, limiting the analysis of direct payload delivery mechanisms.

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.
  • ClamAV: Pdf.Dropper.Agent-9224094-0 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Pdf.Dropper.Agent-9224094-0
  • 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://thesportsintuition.com/uploads/1/3/0/4/130483583/130483583.html#medici+season+2+cast
    • http://amiconnections.com/uploads/1/3/1/8/131856290/dunezotadules.pdf
    • http://cmbtp.org/uploads/1/3/0/6/130620719/fe6a171e9bc731.pdf
    • http://lovespellsfordesires.com/uploads/1/3/0/5/130551890/9598183.pdf
    • http://smartcareerdecisions.com/uploads/1/3/0/6/130604804/vuwezu-zoxifevo-gajurajazibag-papap.pdf
    • http://emmaelizabethphotography.com/uploads/1/3/0/4/130488565/zebefuma-rowipurenes-pukosifil-tevakun.pdf
    • http://thelogout.net/uploads/1/3/1/4/131438453/6934381.pdf
    • http://octelepsychiatry.com/uploads/1/3/1/1/131164398/luzozivutilo.pdf
    • http://evangelismseminar.org/uploads/1/3/0/2/130272275/3328851.pdf
    • http://asideofbread.com/uploads/1/3/0/5/130550697/marolupupiwazem-xamifale-vudezenajuxag.pdf
    • http://freakmaniac.com/uploads/1/3/1/8/131857117/5998176.pdf
    • http://kennethtanmedicalclinic.com/uploads/1/3/0/6/130639895/4481583.pdf
    • http://comfycribs.com/uploads/1/3/0/6/130603867/fewumajugibif.pdf
    • http://bockwindmuehle-wettmar.de/uploads/1/3/0/7/130739535/e7c3f.pdf
    • http://xbee.info/uploads/1/3/1/4/131437941/9531727.pdf
    • http://relaymobile.us/uploads/1/3/0/7/130738823/74e90cfca.pdf
    • http://alfredrosenberg.org/uploads/1/3/0/5/130551823/9379cba03819d.pdf
    • http://theklinegallery.com/uploads/1/3/0/4/130435712/5491036.pdf
    • http://ka-dig.com/uploads/1/3/0/7/130740257/6032117.pdf
    • http://thenaturalway.shop/uploads/1/3/1/0/131070619/saxavejob.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_off00006ba6.bin
12183f5884fba42f2e726d906d4a234077ed7fcd42379ff060de7e1e2c9b7520		 pdf-font-stream PDF embedded font (sfnt) at offset 0x6BA6 10804 bytes

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