Malicious PDF — malware analysis report

Static analysis result for SHA-256 59ec61803ef47b8a…

MALICIOUS

PDF

36.7 KB Authoring application: LibreOffice Draw
MD5: d8cd3518724daf2e7128947476def5f5 SHA-1: de93b8d2f7ef359a342d8ffc9a6c4c69677ad169 SHA-256: 59ec61803ef47b8a7a0cfdbecb4fbc6d890323c3d804d4368c58353c47ec1076
150 Risk Score

Malware Insights

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

The PDF file was flagged by multiple heuristics, including a critical alert for a link farm and ClamAV detection as 'Pdf.Phishing.TtraffRobotInstall-7605656-0'. The document body contains numerous embedded URLs, all pointing to external PDF files hosted on various domains. This structure strongly suggests a phishing or malware distribution attempt, where the links are designed to lure users to 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://naughtybottom.net/uploads/1/3/0/5/130539115/kapovokir.pdf
    • http://thebaliqueen.com/uploads/1/3/0/2/130287548/rujonafipineka_vekaloresixuz.pdf
    • http://www.jamesmustafa.com/uploads/1/3/0/5/130589362/mekozog_bukemetatu_tolebisimate_wuvitarexewaj.pdf
    • http://alamomidcentury.com/uploads/1/3/0/7/130775274/mamoposojijaxadaxe.pdf
    • http://metrohomeorganizer.com/uploads/1/3/0/3/130313415/3ffff477be.pdf
    • http://thecafeinthegym.com/uploads/1/3/0/6/130620650/cdb84fec87b3e3.pdf
    • http://evaharden.com/uploads/1/3/0/4/130476722/fopepor-kegewam-nuwanexere-tomifokofodava.pdf
    • http://antique.ding2ding.com/uploads/1/3/0/3/130323764/8576a3bb5.pdf
    • http://gle-services.com/uploads/1/3/0/6/130604427/5903256.pdf
    • http://remote.reproengineering.co.uk/uploads/1/3/0/8/130874569/6215799.pdf
    • http://enthrone55.pleasingfood.com/uploads/1/3/0/2/130291552/6963872.pdf
    • http://webmail.weebee.co/uploads/1/3/0/4/130489185/3304433.pdf
    • http://jamesorourkelaw.com/uploads/1/3/0/6/130620578/0ac046c38.pdf
    • http://nblbball.com/uploads/1/3/0/6/130639852/nobikerajebologazotu.pdf
    • http://www.themonthlyfriend.com/uploads/1/3/0/2/130271159/ca62733e3bedd.pdf
    • http://74-123-79-182.mgwnet.com/uploads/1/3/0/6/130621451/130621451.html#sap+hana+training+videos+part+1+of+24

Extracted artifacts 1

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off00003200.bin
30f1b618f9be56e63cce52b5ebf13bcd7d4209108b0238edc678f165010d752a		 pdf-font-stream PDF embedded font (sfnt) at offset 0x3200 8740 bytes

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