Malicious PDF — malware analysis report

Static analysis result for SHA-256 3bc59dbb2eeca888…

MALICIOUS

PDF

2.6 KB
MD5: e757a24a2c3558843f8262502f21a8de SHA-1: 62e1cad737c5ded63e48cc75bf6dffaa3a08ed93 SHA-256: 3bc59dbb2eeca888e9b9264b247c25c546ad7a56fdba8f1f88b4e08ec2978cc4
140 Risk Score

Malware Insights

MITRE ATT&CK
T1204.002 Malicious File T1027 Obfuscated Files or Information

The PDF file contains an embedded object that triggers a critical heuristic for CVE-2010-0188, indicating an exploit targeting Adobe Reader. ClamAV also detected this file as malware. The embedded file, named 'embedded_file_obj0001.bin', is likely the malicious payload delivered by the exploit.

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
da82f3be23c10c13021eeb3747fc4a2129d542339b70655b8307969da1352b6f
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).