Malicious PDF — malware analysis report

Static analysis result for SHA-256 1ae0f68dd2f21d96…

MALICIOUS

PDF

47.4 KB Created: 2020-04-10 13:13:47 +03:00 Authoring application: wkhtmltopdf 0.12.1.4 (via Qt 4.8.6)
MD5: 752871832acca758f8a9b2bef2ea2202 SHA-1: 836947d9cb7bd755b6399cbbcaac8fde3766aa3c SHA-256: 1ae0f68dd2f21d962868c0573bb2ad73497e6af64a3d83f9cf4140f2cecac4ce
122 Risk Score

Malware Insights

MITRE ATT&CK
T1566.002 Spearphishing Attachment T1204.002 Malicious File

The PDF file contains a large number of external links, identified by the PDF_SEO_LINK_FARM heuristic, suggesting a link farm or a distribution point for further malicious content. The ClamAV detection as Pdf.Dropper.Agent-9201289-0 further supports its malicious nature. The embedded URLs likely lead to malicious PDFs or other harmful content, aiming to compromise the user's system.

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-9201289-0 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Pdf.Dropper.Agent-9201289-0
  • 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://globalartmakingexpeditions.org/uploads/1/3/0/4/130477605/130477605.html#resident+evil+2+greenhouse+codes
    • http://andrenepeelnpamper.com/uploads/1/3/0/7/130776439/6033466.pdf
    • http://smythefl.net/uploads/1/3/1/4/131408252/lobawub.pdf
    • http://sunshinesgoldenretrievers.com/uploads/1/3/0/5/130589460/6227998.pdf
    • http://ecologyofcaring.com/uploads/1/3/0/6/130605203/1289623.pdf
    • http://rodzinne-apteki.pl/uploads/1/3/0/3/130323697/1d963fcd.pdf
    • http://merrifieldseminar.com/uploads/1/3/0/9/130969833/dojikexizikutopezema.pdf
    • http://fortcollinscoloradocoupons.com/uploads/1/3/0/7/130775014/sokixidi.pdf
    • http://pikkoli.com/uploads/1/3/0/5/130547150/d0618f.pdf
    • http://tncfood.ca/uploads/1/3/0/5/130588845/duwusakabelamisex.pdf
    • http://debbiggar.com/uploads/1/3/0/5/130551558/7426320239b.pdf
    • http://ezgaragedoorservice.com/uploads/1/3/1/4/131438672/5a3a8dabe3.pdf
    • http://bismanstiletto.org/uploads/1/3/0/9/130969942/gironizisutijabokik.pdf
    • http://birchtreelegalinc.com/uploads/1/3/1/4/131453725/wileninob.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_off000090d4.bin
ad73fe2bd1a5fdc51d7ff6f66e2be9665406ce8ff046680d81ab10c7c1d9160f
pdf-font-stream PDF embedded font (sfnt) at offset 0x90D4 7680 bytes