Malicious PDF — malware analysis report

Static analysis result for SHA-256 dfc1008d04dd5e56…

MALICIOUS

PDF

2.5 KB
MD5: 6540f0ef3b7f375bdb0c377bcf0d723b SHA-1: e300c3fab738bbb448d66392f1707f42896851d7 SHA-256: dfc1008d04dd5e56fb78396e434dbe5dafe046d4ff100e71a1e2d8ce83cafb16
78 Risk Score

Malware Insights

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

The PDF file contains an embedded object that triggers the CVE-2010-0188 exploit, targeting a vulnerability in Adobe Reader's handling of XFA forms and TIFF images. This exploit is designed to download and execute a second-stage payload. The document body appears to be malformed or encrypted, providing no direct clues to the lure.

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
a58f2644650363f7ef05a4e6130f3b6249f629c35480caee4faa8d7f8c00e4b5
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).