Malicious PDF — malware analysis report

Static analysis result for SHA-256 d1368b66c7a07118…

MALICIOUS

PDF

2.6 KB
MD5: 72a8e6bc975e541e83aea993bdde6b15 SHA-1: a6b01443781a35ef5ebc5ceb1e500487e305b459 SHA-256: d1368b66c7a071188522ec19ab26db8703342d5360ea9cc6a3009fe2fa98951a
138 Risk Score

Malware Insights

MITRE ATT&CK
T1204 Malicious File T1204.002 Malicious File: User Execution T1059 Command and Scripting Interpreter T1059.001 Command and Scripting Interpreter: PowerShell

The PDF file contains an embedded malicious object, identified by the 'PDF_EMBEDDED' heuristic. The critical 'CVE_2010_0188' heuristic indicates that the file exploits a known vulnerability in Adobe Reader related to LibTIFF XFA images. This exploit likely leads to the execution of the embedded payload, which is flagged as suspicious by ClamAV and static triage. No scripts were extracted, and the document body was not readable.

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
34844a81e3d9ceae910ecc68b0619a94f86ce79d8f09174e9c4045a4aae7053d
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).