Malicious PDF — malware analysis report

Static analysis result for SHA-256 603aeefa3e6902b5…

MALICIOUS

PDF

41.9 KB Authoring application: PDFedit
MD5: f6ea94e7ae4f324dd508762a1de26275 SHA-1: 4b6b448a4d664bab313dc5e0e332487d688be427 SHA-256: 603aeefa3e6902b53e0840c4602cdcc8402cee65add1d1fc30e001dbb47f122c
94 Risk Score

Malware Insights

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

The file is identified as malicious by ML classifiers and ClamAV, specifically as a phishing document. It contains multiple embedded URLs that likely lead to further malicious content or payloads. The document body, though partially corrupted, suggests a lure related to property stamp duty in Singapore, aiming to trick users into downloading the linked PDF.

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://blocklynk.com/uploads/1/3/0/4/130483219/vobavogaja_livawebutideta_fidapu.pdf
    • http://dr-ballouz.eu/uploads/1/3/0/4/130483973/8d545dd9b4f1.pdf
    • http://cobratech.ru/uploads/2020/01/28/ruguruwexugi_dewifidevor.pdf
    • http://poforowip.equilibrium-psyche.ru/uploads/2020/01/27/1134792.pdf
    • https://tuloxakinusen.weebly.com/uploads/1/3/0/4/130483412/ae63b123b840f.pdf
    • http://sauerlandhypotheek.nl/uploads/1/3/0/6/130621294/130621294.html#iras+stamp+duty+guide

Extracted artifacts 1

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off000010e1.bin
30687c69c532282d5bcc40a9a78898cfae31ef1b46cfaafbeb70d477fa84ecb4
pdf-font-stream PDF embedded font (sfnt) at offset 0x10E1 9052 bytes