Malicious PDF — malware analysis report

Static analysis result for SHA-256 76749bbeda0b062c…

MALICIOUS

PDF

34.1 KB Authoring application: PDFBox
MD5: 04f0484ee900f12404cbcee1c74cd422 SHA-1: 46e40ad89f6b819a6969952927148712c34781a1 SHA-256: 76749bbeda0b062c11195a8a5540bc9f08d1d1518716d1a8287e6cf5d059b502
152 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment T1059.007 JavaScript

The PDF file contains a large number of embedded external links, as indicated by the PDF_SEO_LINK_FARM heuristic. ClamAV also detected this file as Pdf.Phishing.TtraffRobotInstall, suggesting a phishing or malicious distribution intent. The embedded URLs likely lead to further malicious content or phishing pages.

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://hostmaster.trakyadekorasyon.com/uploads/1/3/0/6/130621003/4325555.pdf
    • http://jackpassion.net/uploads/1/3/0/7/130775639/jesozo-ruxazezemulafo.pdf
    • http://bergeroncdjr.com/uploads/1/3/0/5/130542710/3401583.pdf
    • http://lebaijiayulecheng.br3h.com/uploads/1/3/0/5/130550951/gexud.pdf
    • http://www.outislandsliving.com/uploads/1/3/0/6/130605259/8651847.pdf
    • http://pleaseexcusetheshirt.com/uploads/1/3/0/2/130289480/c1ba83.pdf
    • http://amysbargainoutlet.com/uploads/1/3/0/7/130739233/4260067.pdf
    • http://babenow.com/uploads/1/3/0/3/130323092/2630324.pdf
    • http://cpfinbk.org/uploads/1/3/0/4/130436140/zikifipegolufumisop.pdf
    • http://4dverse.com/uploads/1/3/0/4/130483345/miwunajewam.pdf
    • http://moss-wedding.rominastiebenphotography.com/uploads/1/3/0/7/130740251/130740251.html#acca+past+papers+f6+botswana

Extracted artifacts 1

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off00002dda.bin
cf082a5c1c4196c744852bd24961b1b76ae06a17f8e592260937734cac4ebd24		 pdf-font-stream PDF embedded font (sfnt) at offset 0x2DDA 8376 bytes

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