Malicious PDF — malware analysis report

Static analysis result for SHA-256 ffdfe9e734ab59cb…

MALICIOUS

PDF

2.6 KB
MD5: 5905e32a4d8d7601c1d99ee10b25409f SHA-1: adc0c4ff3105a243424fe075bd108970b7b0da29 SHA-256: ffdfe9e734ab59cbb0fc089f1af6246d188e18d3958d75940e8d2d09fe444883
138 Risk Score

Malware Insights

MITRE ATT&CK
T1204.002 Malicious File T1566.001 Spearphishing Attachment

The PDF file contains an embedded XFA form that exploits CVE-2010-0188 in Adobe Reader. This vulnerability allows for the execution of arbitrary code, indicating the file is designed to deliver a malicious payload. The ClamAV detection further confirms its malicious nature.

Heuristics 5

  • 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.
  • ClamAV: Pdf.Exploit.Dropped-90 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Pdf.Exploit.Dropped-90
  • 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
738aa5657f12c182c008daf745bfea0f6550149865795c008583ec772da70e3d
pdf-embedded-file PDF EmbeddedFile object 1 at offset 0x5D 13415 bytes
Detection
ClamAV: No threats found
Obfuscation or payload: likely
Carved artifact contains 1 long base64-like blob(s).