Malicious PDF — malware analysis report

Static analysis result for SHA-256 2d98d8ec8c683318…

MALICIOUS

PDF

129.7 KB
MD5: fe20fbc08f6995e85226097114d11102 SHA-1: 9d72c23715163f1c2c9194cbb8a0ab0dc93a8c20 SHA-256: 2d98d8ec8c683318c8156b4ba924f6287221cfe1ad4f86636d87979fb8df173c
78 Risk Score

Malware Insights

MITRE ATT&CK
T1203 Exploitation for Client Execution

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 LibTIFF XFA image processing. 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
71f6fe9dbfdaae6e5cf5ab5c712e3ce7456323a17b5deb26e4b46393bfae689b
pdf-embedded-file PDF EmbeddedFile object 1 at offset 0x51 13454 bytes
Detection
ClamAV: No threats found
Obfuscation or payload: likely
Carved artifact contains 1 long base64-like blob(s).