Malicious PDF — malware analysis report

Static analysis result for SHA-256 8eb336787d07503c…

MALICIOUS

PDF

2.6 KB
MD5: 49974f0b24ad338b1e415a164b485f81 SHA-1: 4d993070fbcd573c8ba09d1f643ee7c129cb68e8 SHA-256: 8eb336787d07503c8c01a6e4e15232540f9af0836d7cebe5cd28023c5c31f476
138 Risk Score

Malware Insights

MITRE ATT&CK
T1204.002 Malicious File T1027 Obfuscated Files or Information

The PDF file contains an embedded object that triggers the CVE-2010-0188 exploit, targeting Adobe Reader. This exploit is designed to download and execute a secondary payload, indicated by the presence of an embedded file artifact. The critical heuristic firings strongly suggest this is a malicious document delivery mechanism.

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
acff5101a9ced64b235b57f69747d98fe4061f1be9f9098e64d0247ee0d261b3
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).