Malicious PDF — malware analysis report

Static analysis result for SHA-256 64d1a31e6a5aecda…

MALICIOUS

PDF

40.9 KB Authoring application: GIMP
MD5: 9d5b97b7a7024b4178c1884c40993f77 SHA-1: 517112e7828c2ce036529d2ddf148a30291c8024 SHA-256: 64d1a31e6a5aecda4aa73ee34ba5b7cc8949668d20dedbdc77f2306431e709f5
94 Risk Score

Malware Insights

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

The file was detected as malicious by ML classifiers and ClamAV, specifically identified as 'Pdf.Phishing.TtraffRobotInstall-7605656-0'. It contains multiple embedded URLs pointing to PDF and HTML files, suggesting a phishing or social engineering lure. The document body, though heavily obfuscated, contains references to URLs that likely serve as the malicious payload or redirect to it.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9998

Heuristics 3

  • ClamAV: Pdf.Phishing.TtraffRobotInstall-7605656-0 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Pdf.Phishing.TtraffRobotInstall-7605656-0
  • External URI info PDF_URI
    PDF contains an external URL action
  • 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://travel-merit.com/uploads/1/3/0/4/130478203/rugowa-megotexazaz-mogeselelujix.pdf
    • http://myholisticskinclinic.com/uploads/1/3/0/4/130435839/sofikujexunosuwusi.pdf
    • http://coldwatermusicschool.com/uploads/1/3/0/5/130539583/zusaderurotu-gakisumoworomig-worawekotupuxa.pdf
    • http://jackpassion.net/uploads/1/3/0/6/130603853/nuxoronuze.pdf
    • http://moneytreerentacar.com/uploads/1/3/0/4/130488387/e24c988d7004.pdf
    • http://oakclass.com/uploads/1/3/0/4/130489363/130489363.html#notes+on+activated+sludge+process+control

Extracted artifacts 1

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off00001114.bin
3d802a6135c92b5abbcb7d12009e820e9b798006d7289d012c20793a06eee033		 pdf-font-stream PDF embedded font (sfnt) at offset 0x1114 8408 bytes

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