Malicious PDF — malware analysis report

Static analysis result for SHA-256 0ba23200bdd89c12…

MALICIOUS

PDF

38.8 KB Authoring application: pdf-parser
MD5: 592212635ad6262c3ab9132d0526a36d SHA-1: 5a1cdd9d62bdd9458f2051b6a3d0b91ca8015a36 SHA-256: 0ba23200bdd89c1217b202ed6b5cef133994e304333a9ba5c08792a049c79f28
152 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF contains a large number of embedded links to external PDF files hosted across numerous domains, as indicated by the 'PDF_SEO_LINK_FARM' heuristic. This suggests a tactic to manipulate search engine results or distribute malicious content. The ClamAV detection and ML classifier further confirm its malicious nature, likely related to phishing or malware distribution.

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.
  • ClamAV: Pdf.Phishing.TtraffRobotInstall-7605656-0 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Pdf.Phishing.TtraffRobotInstall-7605656-0
  • 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://justiceanddignity.org/uploads/1/3/0/5/130539676/b9891036cb34a.pdf
    • http://boutiquespasuites.com/uploads/1/3/0/5/130589191/fixewobepi.pdf
    • http://petrapreschool.net/uploads/1/3/0/5/130551341/5842815.pdf
    • http://mobowlusa.com/uploads/1/3/0/7/130775883/sepuki.pdf
    • http://dualphone.net/uploads/1/3/0/7/130776617/a7486d3fcd9e2.pdf
    • http://allurlife.com/uploads/1/3/0/6/130621267/mezomazox.pdf
    • http://steerking.us/uploads/1/3/0/5/130544746/zowupefekapekapi.pdf
    • http://nyegirlboutique.com/uploads/1/3/0/5/130551143/be2e544a90.pdf
    • http://trenchesofjudgment.com/uploads/1/3/0/6/130605306/9fc7d581c3140.pdf
    • http://petalstopins.com/uploads/1/3/0/5/130544379/ffea8779d7125.pdf
    • http://nerdysecretsinside.online/uploads/1/3/0/6/130603994/zozitexowodifapimev.pdf
    • http://gubgub.co.uk/uploads/1/3/0/7/130776693/955ae6d542.pdf
    • http://www.feendishlyfunkee.com/uploads/1/3/0/7/130776082/zojotixubokol_xovivulawekonun.pdf
    • http://www.anjaliseries.com/uploads/1/3/0/6/130639714/jajeretibele-rawugere-ganipolipi.pdf
    • http://ccinus.com/uploads/1/3/0/7/130776166/botovebozefibil.pdf
    • http://theatlantadoula.com/uploads/1/3/0/5/130543168/sowebelebuz_gizulalipope_jerusovutizi_xulida.pdf
    • http://lilyfairgifts.com/uploads/1/3/0/4/130435573/lumuzatakoba.pdf
    • http://circularprice.com/uploads/1/3/0/3/130324270/zivuvos.pdf
    • http://lifeinfullempowerment.net/uploads/1/3/0/6/130604413/d74773.pdf
    • http://gurumetrix.com/uploads/1/3/0/2/130287973/namumon.pdf
    • http://andersonbikes.com/uploads/1/3/0/7/130776647/915763.pdf
    • http://pmcgdev.com/uploads/1/3/0/5/130551338/mufolaze.pdf
    • http://imgmfr.com/uploads/1/3/0/5/130539913/werugikuja.pdf
    • http://kennedyclnew.devsite-1.com/uploads/1/3/0/6/130639241/130639241.html#how+much+infant+tylenol+for+2+months+old

Extracted artifacts 1

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off00003607.bin
11df6ed6ae6216d1a605a5aac037014b124bda53351aa8ac61db0750654675ac		 pdf-font-stream PDF embedded font (sfnt) at offset 0x3607 7624 bytes

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