Malicious PDF — malware analysis report

Static analysis result for SHA-256 d9c4fb9c77294878…

MALICIOUS

PDF

2.0 KB
MD5: 4c2fae3cd8e2ed6db54feeb62de0165b SHA-1: 34a79cecf4da2f861eb9711e1a5ef445195dc088 SHA-256: d9c4fb9c77294878a9bbfb5d3eb9a90122b3502daa859175172746b74a5e5002
138 Risk Score

Malware Insights

MITRE ATT&CK
T1203 Exploitation for Client Execution

The file is a PDF document that contains an embedded malicious payload. Static analysis identified a critical heuristic match for CVE-2010-0188, indicating an exploit targeting Adobe Reader's LibTIFF XFA image processing. This exploit is likely used to achieve arbitrary code execution on the victim's machine. The embedded file, named 'embedded_file_obj0001.bin', is also flagged as suspicious.

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.Agent-23449 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Pdf.Exploit.Agent-23449
  • 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
367d99aa8c3e6b4de7760fcd516a786c661368e3156210c2c5abc897163d8e32
pdf-embedded-file PDF EmbeddedFile object 1 at offset 0x51 13430 bytes
Detection
ClamAV: No threats found
Obfuscation or payload: likely
Carved artifact contains 1 long base64-like blob(s).