Malicious PDF — malware analysis report

Static analysis result for SHA-256 3d7d3b2dc2b8e473…

MALICIOUS

PDF

2.2 KB
MD5: c84bdc57f060ff2af7ffea31235db5a2 SHA-1: 074b59e3773fd22a4d06ad7cd82f7575e5ff83f0 SHA-256: 3d7d3b2dc2b8e473b674b2898be78ce1d8cc64d2d16ab68805f99f645dd0ed6c
78 Risk Score

Malware Insights

MITRE ATT&CK
T1204 Malicious Link T1204.001 Malicious Link: Malicious Link T1204.002 Malicious Link: Malicious File

The PDF document contains an embedded file and triggers a critical heuristic for CVE-2010-0188, indicating an exploit targeting Adobe Reader's LibTIFF XFA image processing. This suggests the document is designed to deliver a malicious payload by leveraging this known vulnerability. The embedded file is likely the payload itself.

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
a4da96462f1f3d37114ef1821fbee3248342a11366fcb9fdf5c55e321226d11d
pdf-embedded-file PDF EmbeddedFile object 1 at offset 0x51 13429 bytes
Detection
ClamAV: No threats found
Obfuscation or payload: likely
Carved artifact contains 1 long base64-like blob(s).