Malicious PDF — malware analysis report

Static analysis result for SHA-256 094adf3905827a24…

MALICIOUS

PDF

39.2 KB Authoring application: Serif PagePlus
MD5: 49374798588245cc5125352218466857 SHA-1: db85a8fc136beb9498d4fcbeb3870e29944a04d8 SHA-256: 094adf3905827a24e75475231f4a8af6e60fd92e8456c7631c7c6f84ded6ce50
152 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

This PDF file was identified as malicious by multiple heuristics, including a critical PDF_SEO_LINK_FARM rule and ClamAV detection. The document body contains a large number of embedded URLs pointing to external PDF files, suggesting a link farm or redirection mechanism. The primary purpose appears to be directing users to these external resources, potentially for SEO manipulation or to host further malicious content.

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://1tv-allknulo.ru/uploads/2020/01/27/suwimuzilavuzu_fepedep_wegubi.pdf
    • http://kkmediation.com/uploads/1/3/0/6/130604018/pasewaxevekuvo.pdf
    • http://cleverchange.org/uploads/1/3/0/6/130621944/paxobak.pdf
    • http://laandkin.com/uploads/1/3/0/5/130551226/xatifodubadafuzurow.pdf
    • http://pedenportfolio.com/uploads/1/3/0/2/130287988/sawozebadeziz.pdf
    • http://blaqsharkskate.com/uploads/1/3/0/6/130620940/gepabididis.pdf
    • http://tradeinnovations.com/uploads/1/3/0/5/130547527/notixixa_vufimuf_zefejotagof_nepevawenaza.pdf
    • http://millerignitesllc.com/uploads/1/3/0/6/130639412/2927672.pdf
    • http://csmmttaiwin.com/uploads/1/3/0/4/130476068/xovabitalaxileg.pdf
    • http://guta.ascenseursocial.org/uploads/2020/01/28/pesewafudaji.pdf
    • http://betsmakers.xyz/uploads/2020/01/27/5887732.pdf
    • http://mlj-law.com/uploads/1/3/0/3/130379921/wizep.pdf
    • http://pujugobof.instrumentwire.club/uploads/2020/01/28/ec8debc7.pdf
    • http://zat.gbcenterprise.com/uploads/2020/01/28/7653147.pdf
    • http://teegleit.org/uploads/1/3/0/6/130620668/fivuxepiwu.pdf
    • http://v-techsnc.com/uploads/1/3/0/6/130639077/5062229.pdf
    • http://newhamcpd.weebly.com/uploads/1/3/0/2/130288386/menubevi.pdf
    • http://tcgplanet.com/uploads/1/3/0/5/130550743/9968508b08abe.pdf
    • http://whitewillowcollective.com/uploads/1/3/0/6/130639270/e85740755db2fc.pdf
    • http://hello-baby-toys.com/uploads/1/3/0/4/130483871/130483871.html#god+of+war+ascension+java+game

Extracted artifacts 1

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off0000174e.bin
90baa4bc7fa5fd2ed39c25c6a63469dbc005a5e36865620ce10174a23e97f919		 pdf-font-stream PDF embedded font (sfnt) at offset 0x174E 8864 bytes

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