Malicious PDF — malware analysis report

Static analysis result for SHA-256 3c34096a164c5ce2…

MALICIOUS

PDF

40.4 KB Created: 2015-08-29 14:35:48 +03:00 Authoring application: 1 (via Softplicity)
MD5: 91fd78b7b526a17cafdcde6329622a47 SHA-1: d757a1ab0b352e0f820d9bef0dadddd01194e6c8 SHA-256: 3c34096a164c5ce2a5d5bffbedcf7c7d5ef37ff82ad6f7afba71ad5709e98545
62 Risk Score

Malware Insights

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

The PDF file contains embedded URLs that are presented as part of game instructions, but one URL, http://goto.tomsorg.com/list.php?q=Cadaco, is flagged as suspicious. ClamAV detection as Pdf.Dropper.Agent-7489410-0 further indicates malicious intent, likely to redirect the user to a malicious site or download further payloads.

Heuristics 3

  • ClamAV: Pdf.Dropper.Agent-7489410-0 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Pdf.Dropper.Agent-7489410-0
  • 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://goto.tomsorg.com/list.php?q=Cadaco
    • http://www.w3.org/1999/02/22-rdf-syntax-ns#
    • http://purl.org/dc/elements/1.1/
    • http://ns.adobe.com/xap/1.0/
    • http://ns.adobe.com/pdf/1.3/

Extracted artifacts 3

Files carved from inside the sample during analysis.

FilenameKindSourceSize
stream_003_off00002ade.bin
f231a8ff7fb3a84145f7033177fe26b2cf909679c9d578300d28ce4ee23bdd26		 decompressed-pdf-stream PDF FlateDecoded stream at offset 0x2ADE 20028 bytes
font_01_sfnt_off00006096.bin
9f17384f8478f33edca82c42e7b3cded2e2dd0622ccd022a53d3fb41c30c007b		 pdf-font-stream PDF embedded font (sfnt) at offset 0x6096 2284 bytes
font_02_sfnt_off00006ab0.bin
5fd40a3b3da8aa446b5e3dc72a2428e961793c1cf1e02d96c0bd57129d5aa978		 pdf-font-stream PDF embedded font (sfnt) at offset 0x6AB0 17476 bytes

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