PDF malware analysis — malicious · e4e3f65a1f25f054

MALICIOUS

PDF

5.0 KB Created: 2011-04-05 23:46:28 Authoring application: bub lob

MD5: 0b0893293759953f75bc2d0e2742e35b SHA-1: c9addea6b4b8f48a946da62c262dd4198faca607 SHA-256: e4e3f65a1f25f054d06f217959763c955acf1efec21b7501ee18442203843621

98 Risk Score

Malware Insights

MITRE ATT&CK

T1204 Malicious Link T1204.001 Malicious Link T1204.002 Malicious App T1059.001 PowerShell T1059.003 Windows Command and Shell

The PDF file contains an embedded JavaScript payload and exploits CVE-2010-0188, a vulnerability in Adobe Reader related to XFA forms. The embedded JavaScript is likely responsible for executing the malicious payload after the exploit is successful. The file is classified as malicious due to this exploit and embedded script.

Heuristics 5

Adobe Reader LibTIFF XFA image exploit — CVE-2010-0188 critical CVE likely CVE_2010_0188

PDF contains the CVE-2010-0188 exploit template: XFA JavaScript heap-spray setup, a generated TIFF image payload, and assignment of that TIFF data to an XFA image field rawValue to trigger Adobe Reader's LibTIFF parser.
Embedded script payload in PDF stream medium PDF_EMBEDDED_SCRIPT_PAYLOAD

PDF stream bytes contain an HTML/XFA <script> tag without accompanying Windows shell-execution primitives — common in accessible XFA forms but worth surfacing for analyst review.
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.

Filename	Kind	Source	Size
`stream_001_off00000324.js` `0d534b4952633a82101b4b8e7891fa1afd5f25f03eeb1c8186979e8cdea09d6b`	decompressed-pdf-stream	PDF FlateDecoded stream at offset 0x324	48516 bytes
Detection ClamAV: No threats found Obfuscation or payload: likely Carved artifact contains 1 long base64-like blob(s).

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