Malicious PDF — malware analysis report

Static analysis result for SHA-256 f1fe472071e5722e…

MALICIOUS

PDF

1.8 KB
MD5: e079fefd549ff3f783688bdfcae4a63e SHA-1: 6f542574889917521bfaeb96db8724cbb981d3c0 SHA-256: f1fe472071e5722e032ea313efb1ff02b2f92cb29e24df3fed7c44127ab1bf30
78 Risk Score

Malware Insights

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

The sample is a PDF document that contains an embedded file and triggers the CVE-2010-0188 exploit. This exploit targets a vulnerability in Adobe Reader related to the LibTIFF library and XFA forms. The embedded file is likely the second-stage payload delivered by the exploit.

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
28e9cb46bad55927455d7c28755f529a9fe1c6422f4dd8ebdbbf71534e8bed83
pdf-embedded-file PDF EmbeddedFile object 1 at offset 0x50 12749 bytes
Detection
ClamAV: No threats found
Obfuscation or payload: likely
Carved artifact contains 1 long base64-like blob(s).