Malicious PDF — malware analysis report

Static analysis result for SHA-256 ba68c362f9cd02fe…

MALICIOUS

PDF

39.9 KB Created: 2020-03-21 21:43:48 +02:00 Authoring application: wkhtmltopdf 0.12.1.4 (via Qt 4.8.6)
MD5: 79ffae73beb617faab7ae441d1620a6d SHA-1: ed11ba85d4398c0ca1b92ec08977f25fa46623de SHA-256: ba68c362f9cd02fec5678791b05b992d54e386acb65052ca54838c9f3a22f3e1
62 Risk Score

Malware Insights

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

The PDF document contains a large number of external links, many of which are numerically or generically named, suggesting a link farm for SEO manipulation or phishing. The document body, though partially corrupted, contains text related to 'Honeywell thermostat old model reset', which is likely a lure to entice users to click on the embedded malicious links. The primary attack pattern involves directing users to external sites, potentially for credential harvesting or malware distribution.

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://edaumarcht.com/uploads/1/3/0/9/130969808/130969808.html#honeywell+thermostat+old+model+reset
    • http://www.lisanelson.org/uploads/1/3/0/8/130814715/144d1483.pdf
    • http://daarna.be/uploads/1/3/0/5/130590663/juxokulanapotop.pdf
    • http://marlashane.com/uploads/1/3/0/2/130271229/1e2cda.pdf
    • http://slotruth.org/uploads/1/3/0/6/130603891/24de5.pdf
    • http://getfueledforlife.com/uploads/1/3/0/2/130271080/4ea2de.pdf
    • http://www.katwalseryoga.com/uploads/1/3/0/5/130589409/6a5b455bf30.pdf
    • http://irrationalthinking.net/uploads/1/3/0/8/130814636/valesiwalixibovuju.pdf
    • http://myrnaphillips.com/uploads/1/3/0/3/130323493/720864.pdf
    • http://julesbury.com/uploads/1/3/0/5/130551477/28c4e92.pdf
    • http://herawakenedlife.com/uploads/1/3/0/7/130740324/766884.pdf
    • http://frfranksac.org/uploads/1/3/0/7/130776804/08c8c0b5.pdf
    • http://dallasconscioussedationconsultants.com/uploads/1/3/0/4/130475992/vamuzerasa.pdf
    • http://arcancientaromatherapy.com/uploads/1/3/0/3/130313153/1fe1777a7e.pdf
    • http://zerogravitymgmt.com/uploads/1/3/0/7/130738701/toriv.pdf
    • http://bandit77.goteamonline.com/uploads/1/3/0/4/130476703/5602559.pdf
    • http://greshamaccidentlawyer.com/uploads/1/3/0/5/130542972/3886921.pdf
    • http://a4mthailand.com/uploads/1/3/0/6/130639397/0a8b465c2a629.pdf
    • http://crown-of-glory.com/uploads/1/3/0/7/130739686/3272678.pdf
    • http://rainierviewconstruction.net/uploads/1/3/0/7/130739626/tomeze.pdf
    • http://asddigitalweek.com/uploads/1/3/0/3/130379314/1507717.pdf
    • http://www.lilcatbrewing.com/uploads/1/3/0/6/130605349/rogeg_luxuxunuguruzed.pdf
    • http://rainierviewconstruction
    • 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 2

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off00006913.bin
5e51bf8e78d3738f518bbc2732ccec66183aff381b68a7c8f7fef313403ea03c		 pdf-font-stream PDF embedded font (sfnt) at offset 0x6913 7792 bytes
font_01_sfnt_off00008784.bin
7882596a78fedf7411e61954b60ad86f4a9cd4423f99e2a017604429f9ae9e4d		 pdf-font-stream PDF embedded font (sfnt) at offset 0x8784 1644 bytes

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