Malicious PDF — malware analysis report

Static analysis result for SHA-256 ce7989e1811df4fa…

MALICIOUS

PDF

2.6 KB
MD5: 8b9258f921e30eabc978b97a8e746b58 SHA-1: ef2ff50c0e31a9aa2bfcd538ee39ea1b8836e3da SHA-256: ce7989e1811df4fa5f14e70b5f011601059f4ea804fa4c18fd70db02d79a258b
138 Risk Score

Malware Insights

MITRE ATT&CK
T1204 Malicious File T1204.002 Malicious File: User Execution T1059 Command and Scripting Interpreter T1059.001 Command and Scripting Interpreter: PowerShell

The PDF file contains an embedded malicious object, identified by the PDF_EMBEDDED heuristic. It specifically exploits CVE-2010-0188, a vulnerability in Adobe Reader related to XFA forms and TIFF images, as indicated by the CVE_2010_0188 heuristic. This exploit likely delivers a second-stage payload, as suggested by the ClamAV detection 'Pdf.Exploit.Dropped-90' and the suspicious extracted artifact 'embedded_file_obj0001.bin'.

Heuristics 5

  • Adobe Reader LibTIFF XFA image exploit — CVE-2010-0188 critical CVE likely CVE_2010_0188
    PDF contains XFA image data with an inline crafted TIFF payload and shellcode/delivery markers. This is the data-bound variant of the CVE-2010-0188 Adobe Reader LibTIFF/XFA exploit shape.
  • ClamAV: Pdf.Exploit.Dropped-90 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Pdf.Exploit.Dropped-90
  • Embedded file low PDF_EMBEDDED
    PDF embeds a file attachment — could carry an executable or another weaponised document as a nested payload
  • XFA form low PDF_XFA
    PDF uses XML Forms Architecture — can contain script logic
  • Suspicious extracted artifact info EXTRACTED_FILE_STATIC_TRIAGE
    One or more files extracted from inside this sample matched static suspicious-content checks such as script obfuscation, encoded payload blobs, packed data, or execution/download terms.

Extracted artifacts 1

Files carved from inside the sample during analysis.

FilenameKindSourceSize
embedded_file_obj0001.bin
9fd1832d8c0def88d0463fb34b99808db5551479be127b72cf690a12674f5a3c
pdf-embedded-file PDF EmbeddedFile object 1 at offset 0x5D 13473 bytes
Detection
ClamAV: No threats found
Obfuscation or payload: likely
Carved artifact contains 1 long base64-like blob(s).