Malicious PDF — malware analysis report

Static analysis result for SHA-256 23d0ba01c8a98ce3…

MALICIOUS

PDF

1.9 KB
MD5: 57adc28a95f7745aaa38cd979dedab34 SHA-1: 526bf1d5b2ce361a8697ea393b76f11e228d7b6b SHA-256: 23d0ba01c8a98ce317176466a33c2a137a9ccd892d634b66829740a6aa89ff46
78 Risk Score

Malware Insights

MITRE ATT&CK
T1203 Exploitation for Client Execution

The PDF file contains an embedded XFA form that triggers the CVE-2010-0188 exploit. This vulnerability in Adobe Reader's LibTIFF processing is used to execute arbitrary code. The embedded file, named 'embedded_file_obj0001.bin', is likely the second-stage payload.

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
db3b745fb3a324aeea003fe9f4ce018f1da3bcb94176e646c1495ef3a160b42c
pdf-embedded-file PDF EmbeddedFile object 1 at offset 0x50 12886 bytes
Detection
ClamAV: No threats found
Obfuscation or payload: likely
Carved artifact contains 1 long base64-like blob(s).