PDF malware analysis — malicious · cea015e788a87428

MALICIOUS

PDF

3.8 KB Authoring application: hXr (via va)

MD5: 74038917b49a70be679a6fc6e9fdad93 SHA-1: 016fe400469f2a38c2120d3a7ada493125c3152b SHA-256: cea015e788a87428d8998e464eecad0df223df187c761a7b39e3fd9782123c8e

98 Risk Score

Malware Insights

MITRE ATT&CK

T1203 Exploitation for Client Execution T1059.001 PowerShell

The PDF file contains an embedded XFA form that exploits CVE-2010-0188 in Adobe Reader. This vulnerability allows for arbitrary code execution. The embedded file 'embedded_file_obj0041.bin' is likely the payload. The document body is heavily obfuscated and does not provide clear user-facing content.

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
`embedded_file_obj0041.bin` `85aab80bafbcf08e27e0d0cf874fcd69dfcfd801dd99fec7a47d01363297c087`	pdf-embedded-file	PDF EmbeddedFile object 41 at offset 0x53	9890 bytes
Detection ClamAV: No threats found Obfuscation or payload: likely Carved artifact contains 1 long base64-like blob(s).

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