PDF malware analysis — malicious · fbbb335e44db8e35

MALICIOUS

PDF

141.4 KB Created: 2010-03-21 10:36:25 Authoring application: llPDFLib program (via llPDFLib 3.x)

MD5: 47f4a462084ac85f240451023e4bc0a9 SHA-1: 8d58d68b6e159391595d42105ff7c4414b88d425 SHA-256: fbbb335e44db8e353b8272168f7dce72bb495316145e730864ae4aa4296c918d

78 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 the CVE-2010-0188 vulnerability in Adobe Reader. This exploit is designed to allow arbitrary code execution, which is commonly used to download and execute further malicious content. No specific malware family was identified, but the exploit vector is clear.

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.
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.
Embedded URL info EMBEDDED_URL

One or more URLs were extracted from the document. The URL itself is not a detection — see the per-URL labels for which channel (macro, JS, link annotation, document body, ...) reached each URL.
URL http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://ns.adobe.com/xap/1.0/
- http://purl.org/dc/elements/1.1/
- http://ns.adobe.com/xap/1.0/mm/
- http://ns.adobe.com/pdf/1.3/

Extracted artifacts 2

Files carved from inside the sample during analysis.

Filename	Kind	Source	Size
`embedded_file_obj0001.bin` `abbf9faf59a168141cc70da8732fc2879df0d8c54926424071498a26e76c2717`	pdf-embedded-file	PDF EmbeddedFile object 1 at offset 0x57	13430 bytes
Detection ClamAV: No threats found Obfuscation or payload: likely Carved artifact contains 1 long base64-like blob(s).
`stream_005_off0002021c.bin` `09c0287cf1909deec4a6dc5089de8c422f9bd424587ca092f28c1b798e6a837a`	decompressed-pdf-stream	PDF FlateDecoded stream at offset 0x2021C	5825 bytes
Detection ClamAV: No threats found Obfuscation or payload: likely Carved artifact entropy is 7.55, consistent with packed or encrypted content.

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