Malicious PDF — malware analysis report

Static analysis result for SHA-256 41535d04a97c2df7…

MALICIOUS

PDF

2.6 KB
MD5: 0be85fec3d98d70f1fb6d08ccef7fd65 SHA-1: c08fdc52cf58ae62b9ea1969a2aae86de7bf3edd SHA-256: 41535d04a97c2df7c124d4ca357c1867318cf1852edb2c5dd0600ea42d3bba46
138 Risk Score

Malware Insights

MITRE ATT&CK
T1204.002 Malicious File T1566.001 Spearphishing Attachment

The PDF file contains an embedded malicious object, identified as a potential exploit for CVE-2010-0188 in Adobe Reader. This exploit likely leads to the execution of a dropped payload, as indicated by the ClamAV detection and the suspicious extracted artifact. The embedded file, 'embedded_file_obj0001.bin', is the likely 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
0999bdbf893b7d6958972d3a6a6109572a68ff3a40adf728c5a7bef449bb7da0
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).