Malicious PDF — malware analysis report

Static analysis result for SHA-256 4590225da09ac317…

MALICIOUS

PDF

2.6 KB
MD5: 8dadaaf00029afc4e99626f26ffdd576 SHA-1: 72c4de1fc320e2f6bb192c486c5ce69841bcd82f SHA-256: 4590225da09ac317ab8f4e3be461818074cc44f02520ac175b3c96d3b2486ca4
138 Risk Score

Malware Insights

MITRE ATT&CK
T1204 Malicious Link T1204.001 Malicious Link: Malicious Link T1204.002 Malicious Link: Clickjacking

The file is a PDF document that contains an embedded malicious file. Static analysis identified a critical heuristic firing for CVE-2010-0188, indicating an exploit targeting Adobe Reader's handling of XFA forms and TIFF images. This exploit likely leads to the execution of the embedded payload, which is flagged as suspicious by ClamAV.

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
9a650c3d0d3c1059bd9f871033c22b0311f0cf42fcae3223015593e47a154732
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).