Malicious PDF — malware analysis report

Static analysis result for SHA-256 39e004c0070d700b…

MALICIOUS

PDF

2.6 KB
MD5: 9af1b51dea3a3c6a3f5483d45f536035 SHA-1: 30b5aa106cc993e0e94d62b9c888dc025510d1fb SHA-256: 39e004c0070d700bcb31d6037b2f2182463f4b7b3c136d1c32de742d8d3d6bf0
138 Risk Score

Malware Insights

MITRE ATT&CK
T1204.002 Malicious File T1055 Process Injection

The PDF file contains an embedded object and triggers the CVE-2010-0188 heuristic, indicating an exploit for Adobe Reader's LibTIFF component. This suggests the document is designed to exploit this vulnerability to download and execute a secondary payload. The ClamAV detection further confirms its malicious nature.

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
bae0a8273f876049eaf74cd16d1958308fa6ac72af3ad38eae469bdaf65163e2
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).