Malicious PDF — malware analysis report

Static analysis result for SHA-256 9e6737ed4aa01c55…

MALICIOUS

PDF

4.4 KB
MD5: a6e7a766c32ef88eb29374a8546aaf92 SHA-1: 1acd38d0e50943b1e13a8bd17f9d5df6f1bb16ad SHA-256: 9e6737ed4aa01c55548b5302952b4e12ae32fa95807487e72cbd08f568b5fe9b
98 Risk Score

Malware Insights

The PDF file contains indicators of exploitation for CVE-2010-0188, a known vulnerability in Adobe Reader related to XFA forms and LibTIFF. The presence of XFA form elements and the matched exploit signature strongly suggest that this PDF is designed to exploit this vulnerability upon opening. The embedded artifact, stream_000_off00000207.bin, likely contains 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.
  • ASCIIHexDecode filter (with exploit indicators) medium PDF_FILTER_HEX
    Hex-encoding filter present alongside exploit delivery indicators — often used to hide payload or shellcode bytes
  • XFA form low PDF_XFA
    PDF uses XML Forms Architecture — can contain script logic
  • ASCII85Decode filter (with exploit indicators) low PDF_FILTER_85
    ASCII85 encoding filter present alongside exploit delivery indicators — uncommon outside of obfuscation
  • 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
stream_000_off00000207.bin
ff5cd21ed32cf9d866865e366e4d6c81660b1ac0c6e733d032e82c5ef2691480
decompressed-pdf-stream PDF FlateDecoded stream at offset 0x207 13469 bytes
Detection
ClamAV: No threats found
Obfuscation or payload: likely
Carved artifact contains 1 long base64-like blob(s).