Malicious PDF — malware analysis report

Static analysis result for SHA-256 e674010c947c6343…

MALICIOUS

PDF

2.5 KB
MD5: 695003bf6f6359f3be9edd8baedd6438 SHA-1: c31f12855b92ceff6b4cb6831f8ad9bc7f48e2b4 SHA-256: e674010c947c634336fd8fc951cd5dea346ceddd64b159c84952e80e3f99d63b
78 Risk Score

Malware Insights

MITRE ATT&CK
T1203 Exploitation for Client Execution

The PDF file contains an embedded XFA form with a critical heuristic match for CVE-2010-0188, indicating an exploit targeting Adobe Reader's LibTIFF component. This exploit is designed to execute arbitrary code, likely leading to the download and execution of a second-stage payload. The embedded file 'embedded_file_obj0001.bin' is also flagged as suspicious.

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
b3a1cbb5fc2492bc6105dc0caf611ebdd61e9745524cf66195d55dc89586b21a
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).