Malicious PDF — malware analysis report

Static analysis result for SHA-256 c5be7367a68f7362…

MALICIOUS

PDF

2.3 KB
MD5: 3328547da04b87d0809ab78594fbf3c5 SHA-1: d4990e01dadf616eb7824ccdebb2086b19f748e7 SHA-256: c5be7367a68f736220e999c8fe38fe677c47ccc27bec9670d8ac422982186492
78 Risk Score

Malware Insights

MITRE ATT&CK
T1203 Exploitation for Client Execution

The PDF file contains an embedded artifact and triggers a critical heuristic for CVE-2010-0188, indicating it exploits a vulnerability in Adobe Reader's LibTIFF component via an XFA form. This suggests the file is designed to deliver a malicious payload upon opening in a vulnerable reader. No scripts were extracted from this sample.

Heuristics 4

  • 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.
  • 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
a6c6626362a76544a9f7cea43d7b476f22b2f4fcc8d0827fa31bb6400fc5ea51
pdf-embedded-file PDF EmbeddedFile object 1 at offset 0x51 13428 bytes
Detection
ClamAV: No threats found
Obfuscation or payload: likely
Carved artifact contains 1 long base64-like blob(s).