Malicious PDF — malware analysis report

Static analysis result for SHA-256 b5ff9284b39933c4…

MALICIOUS

PDF

2.7 KB
MD5: ae6e0a7f1f0c1f175fea0b2e5e7bb4d4 SHA-1: f0262c7071393a4a644f500d3ec3fe50dddd2a47 SHA-256: b5ff9284b39933c4ebdc2236435d37eef125a993b4ce75945aec32b160f4bb13
138 Risk Score

Malware Insights

MITRE ATT&CK
T1204 Malicious Link T1204.001 Malicious Link: Malicious Link T1204.002 Malicious Link: Malicious File

The PDF file contains an embedded object and triggers the CVE-2010-0188 exploit, indicating it's designed to deliver a malicious payload upon opening in a vulnerable version of Adobe Reader. The ClamAV detection further confirms its malicious nature. No scripts were extracted, and the document body was not readable.

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
a65f1cfcf35a86fa1ff8dc1ae5316b43381690de41a08c7511e35777f1ec20df
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).