Malicious PDF — malware analysis report

Static analysis result for SHA-256 65c1931cb8979094…

MALICIOUS

PDF

32.4 KB Authoring application: LibreOffice Draw
MD5: 0c6548d002ca9d29aad2af2242457c6b SHA-1: 23a08b0c276511a44668a08d3da42807a67f9dbe SHA-256: 65c1931cb89790943e16425e7b7898a21474172c263ea8a285682295360210fd
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, a technique often used for SEO manipulation or to distribute further malicious content. ClamAV and ML heuristics also flagged this file as malicious, specifically identifying it as a phishing or traffic-generating PDF. While no scripts were explicitly extracted, the nature of the embedded links suggests a potential for malicious redirection or download.

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://kasil.club/uploads/1/3/0/2/130272890/ravake.pdf
    • http://poppies-daycare.co.uk/uploads/1/3/0/5/130590416/0dad4490.pdf
    • http://youthcount2019.info/uploads/1/3/0/7/130740378/4550779.pdf
    • http://computerdashboard.com/uploads/1/3/0/2/130287284/pefunatakawo.pdf
    • http://lrg.ky/uploads/1/3/0/2/130289676/bifujis.pdf
    • http://michalrutkowski.us/uploads/1/3/0/5/130538816/565198.pdf
    • http://nechampionship.com/uploads/1/3/0/5/130589338/8332824.pdf
    • http://morewirehouseandanimal.com/uploads/1/3/0/7/130775750/venobum.pdf
    • http://portlandraindance.com/uploads/1/3/0/2/130270904/7a3c7163.pdf
    • http://acvhweb.preview.pethealthnetworkpro.com/uploads/1/3/0/5/130588187/74e11da4f23c.pdf
    • http://fidospantry.org/uploads/1/3/0/5/130540159/zugisusepur-bajiw-ramovoremade.pdf
    • http://wattplants.com/uploads/1/3/0/6/130605178/notuvo_suposad_libewerow_kisaxunid.pdf
    • http://24millstillrd.com/uploads/1/3/0/3/130313107/forisov.pdf
    • http://acause2travel.org/uploads/1/3/0/6/130605381/3815104.pdf
    • http://atd.legal/uploads/1/3/0/2/130271177/laxomilamuwof.pdf
    • http://christianwarnerphotoco.com/uploads/1/3/0/6/130605034/biperiroz.pdf
    • http://myleegen.com/uploads/1/3/0/4/130435990/2882432.pdf
    • http://basin-supplies.com/uploads/1/3/0/6/130621077/wusekegasufumarovoz.pdf
    • http://xianshanghongtaokyulecheng.br3h.com/uploads/1/3/0/5/130550966/130550966.html#youtube+musica+edith+piaf+la+vie+en+rose

Extracted artifacts 1

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off0000206f.bin
69bd8692664d060db606566b2ee179d2b7b7afb48b9d7481d940a9a3d2060cb3		 pdf-font-stream PDF embedded font (sfnt) at offset 0x206F 9160 bytes

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