Malicious PDF — malware analysis report

Static analysis result for SHA-256 eecabf11f904f0af…

MALICIOUS

PDF

2.6 KB
MD5: 23485c013b68f15df888c2a5664cffdf SHA-1: 6efcecfb078741a05f839cf881659261e1c3a65d SHA-256: eecabf11f904f0af1d9552aafeb4990e11aa4984e32db5dae979a7c8e08b3fdf
140 Risk Score

Malware Insights

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

The PDF file contains an embedded object that triggers the CVE-2010-0188 exploit in Adobe Reader. This exploit is known to deliver a second-stage payload. The embedded file 'embedded_file_obj0001.bin' is highly suspicious and likely contains the dropped malware. The XFA form and embedded file heuristics further support the exploit 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
73694712036b1a2fd2b4278c7b22b3f7f16ca3fb5a8917d68bf03d7249fbae2c
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).