Malicious PDF — malware analysis report

Static analysis result for SHA-256 b4cc7c099f7ae58a…

MALICIOUS

PDF

42.8 KB Created: 2020-03-28 02:32:18 +02:00 Authoring application: wkhtmltopdf 0.12.1.4 (via Qt 4.8.6)
MD5: 96ccc35340dab2d5a984c8f3aa4c4977 SHA-1: 193926c3cefacab02263fc154a8d3c0d3cd710b8 SHA-256: b4cc7c099f7ae58a11b41f90d6bbfb58e599f37b46360152ff8c0240b858379c
92 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, characteristic of a link farm designed to manipulate search engine results. The document body includes a link to 'aqueenwithpurposeshop.com' and the heuristics indicate a mass of external PDF links hosted on domains like 'colombiabuds.tech'. This suggests the primary goal is to redirect users to potentially malicious or spam content through a deceptive SEO strategy.

Machine Learning

  • Nyx PDF Classifier malicious score 1.0000

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://aqueenwithpurposeshop.com/uploads/1/3/0/6/130620677/130620677.html#como+hacer+un+caligrama+de+amor
    • http://colombiabuds.tech/uploads/1/3/0/5/130590677/dovodavovadu_fiworimabajuge_doximitimavet.pdf
    • http://yourwellnessbranch.com/uploads/1/3/0/5/130589095/f819adae4898.pdf
    • http://heritageirrigationservice.com/uploads/1/3/0/6/130604767/sejusot.pdf
    • http://hulkimatum.net/uploads/1/3/0/2/130287815/zitin-tazawunuj.pdf
    • http://trafficstudios.net/uploads/1/3/0/3/130312923/seruxusux.pdf
    • http://graceischange.com/uploads/1/3/0/4/130477882/5372112.pdf
    • http://scienceofbeer.com/uploads/1/3/0/7/130739059/5760da5a764.pdf
    • http://www.osteo-tarare.com/uploads/1/3/0/7/130740536/7057983.pdf
    • http://barrysherbals.com/uploads/1/3/0/7/130739200/5648165.pdf
    • http://siestayouthchorale.org/uploads/1/3/0/5/130588328/pokabi.pdf
    • http://jesselcox.com/uploads/1/3/0/6/130621331/zoriji_mekuwoja_gufapapise.pdf
    • http://faithandplay.com/uploads/1/3/1/0/131070442/00cec5b5d.pdf
    • http://amazondesk.net/uploads/1/3/0/5/130551599/4896170.pdf
    • http://iplow.company/uploads/1/3/0/3/130379155/180137.pdf
    • http://mhsclassof1976.com/uploads/1/3/0/4/130483294/3211541.pdf
    • http://www.fromchile.org/uploads/1/3/0/2/130287537/pebefafilasi_goset_tapedomal.pdf
    • http://vnannj.com/uploads/1/3/0/5/130589396/4503667.pdf
    • http://revolista.net/uploads/1/3/0/6/130603741/domomerudi.pdf
    • http://guilitherapy.com/uploads/1/3/0/7/130740068/vomer-gepufititu.pdf
    • http://mole-man.net/uploads/1/3/0/5/130551427/1bed8a5833fb.pdf
    • http://tobycovert.com/uploads/1/3/0/6/130604658/gimudokewutodanomofi.pdf
    • http://cerdashalal.com/uploads/1/3/0/2/130271150/ec77e2b680e02.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_off00007ca5.bin
082056afdd1792dd0b3edf4ad2898d5d0f55e9da5042fda83240eec499aac246		 pdf-font-stream PDF embedded font (sfnt) at offset 0x7CA5 8580 bytes

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