Malicious PDF — malware analysis report

Static analysis result for SHA-256 9ed23c2d5784ccec…

MALICIOUS

PDF

314.4 KB Authoring application: pstoedit First seen: 2020-07-24
MD5: 64aac7897cd89f79428e79ec827493cf SHA-1: 4cd5cfea8b602e660ba22b32a6e6a817fa3b1de4 SHA-256: 9ed23c2d5784ccec6972f3eb4bfc300a010cd4e50fa0ae774fd50bc473dfce77
94 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The ClamAV detection and ML classifier strongly indicate maliciousness. The PDF contains embedded URLs that likely lead to the download of further malicious content, as suggested by the 'Pdf.Phishing.TtraffRobotInstall-7605656-0' ClamAV signature. The document body, though heavily obfuscated, contains references to URLs that are also present in the extracted URL list, reinforcing the phishing lure.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9227

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://zilisrep.com/uploads/1/3/0/4/130489159/fawesudisalikuwog.pdf PDF link annotation
    • http://www.shopdiveinmagazine.com/uploads/1/3/0/6/130603673/b9f6753063665.pdfIn PDF document text
    • http://anniesditta.com/uploads/1/3/0/4/130490681/dexowolo.pdfIn PDF document text
    • http://senseoflife-fr.com/uploads/1/3/0/4/130475973/71a4a3842608e.pdfIn PDF document text
    • http://gorteendogservices.com/uploads/1/3/0/2/130288830/fadozuris.pdfIn PDF document text
    • http://bettereditor.net/uploads/1/3/0/6/130605084/5149a1d7840.pdfIn PDF document text
    • http://alyssaperryinteriors.com/uploads/1/3/0/3/130323979/fejuzuler_tefewaka_dalenifubedu_mokaworukogefi.pdfIn PDF document text
    • http://surreypaintpros.com/uploads/1/3/0/2/130271097/8686959.pdfIn PDF document text
    • http://sptbgautorepairpros.com/uploads/1/3/0/7/130775927/5795135.pdfIn PDF document text
    • http://nu1912.org/uploads/1/3/0/3/130323110/gijovetubif-rozuter-radewa-wexumix.pdfIn PDF document text
    • http://vcbreakfast.com/uploads/1/3/0/5/130589415/8950364.pdfIn PDF document text
    • http://guyrayf.org/uploads/1/3/0/6/130639546/90570.pdfIn PDF document text
    • http://mortgagegrantguy.com/uploads/1/3/0/9/130969077/zijamavidopo-zavefutugilidi-jolibuze.pdfIn PDF document text
    • http://paradoxrestaurant.com/uploads/1/3/0/2/130288421/c472307313.pdfIn PDF document text
    • http://bhmanz.com/uploads/1/3/0/3/130313289/ef5380.pdfIn PDF document text
    • http://www.sterlingplanning.net/uploads/1/3/0/6/130639537/a75393713c.pdfIn PDF document text
    • http://www.vickyanglin.com/uploads/1/3/0/7/130775080/130775080.html#aircraft+3+letter+codeIn PDF document text
    • http://yorktownplumbing.com/uploads/1/3/0/8/130814346/8427659.pdfIn PDF document text
    • http://dejavu.sourceforge.netIn extracted file (font_01_sfnt_off0001ca5f.bin)
    • http://dejavu.sourceforge.net/wiki/index.php/LicenseIn extracted file (font_01_sfnt_off0001ca5f.bin)

Related samples 8

Ranked by shared artifacts, heuristics, extracted URLs, CVEs, and signatures.

Full JSON: related samples API

Extracted artifacts 2

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off0000154c.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x154C 11988 bytes
SHA-256: 5880a661675b2fa5704181db26d0e2ea268f7f56f7787fcef5dde4792fe57394
font_01_sfnt_off0001ca5f.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x1CA5F 16068 bytes
SHA-256: 7452b6b49b2d67df973eecb7580c7a2fe344bf55d7b957b3ade50b6969c50269

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