Malicious PDF — malware analysis report

Static analysis result for SHA-256 566a034ba032c084…

MALICIOUS

PDF

2.6 KB
MD5: c9c4d0a8071deb59872c7cac5a5d9a4f SHA-1: 0e97e3a8e6f344ee4d0fb8a123a3fc9d83cc6b66 SHA-256: 566a034ba032c084c093487aa81df046ae84f238dc8f4a2d611447fd1771a9bd
138 Risk Score

Malware Insights

MITRE ATT&CK
T1204 Malicious File T1204.002 Malicious File: User Execution: Malicious Attachment

The PDF file contains an embedded object that triggers the CVE-2010-0188 exploit in Adobe Reader. This exploit is known to deliver a second-stage payload, indicated by the 'Pdf.Exploit.Dropped-90' ClamAV detection and the suspicious extracted artifact. The embedded file 'embedded_file_obj0001.bin' is likely the dropped payload.

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
2948f868483651897e535ad48018c0c3bedd32447828722a54efb67ab94a306b
pdf-embedded-file PDF EmbeddedFile object 1 at offset 0x5D 13473 bytes
Detection
ClamAV: No threats found
Obfuscation or payload: likely
Carved artifact contains 1 long base64-like blob(s).