Malicious PDF — malware analysis report

Static analysis result for SHA-256 3fa0fdd6d7c415d8…

MALICIOUS

PDF

2.6 KB
MD5: 3204e8c3e1a298490ab1f9e59c28d091 SHA-1: 6b8074012dcb08a8dfc11968027cba3bd4bb695f SHA-256: 3fa0fdd6d7c415d8884f78f9d1cea99c59b02c64fa352fb445c9acd8d6d880fb
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 that triggers the CVE-2010-0188 exploit, targeting Adobe Reader. This exploit is known to deliver a secondary payload. The ClamAV detection 'Pdf.Exploit.Dropped-90' further confirms its malicious nature. The embedded file, 'embedded_file_obj0001.bin', is likely the dropped payload.

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
7b3bbef8baefc62026e916b5bdb95a76bccd886a6e2e1895b5b70ec1215e5261
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).