PDF malware analysis — malicious · 58aedc67a36fecff

MALICIOUS

PDF

5.5 KB

MD5: 08e7682191d7fb0bcfe1ba525378ff87 SHA-1: 128242a3781a569b7881772c7c06a7f37a8f4bdc SHA-256: 58aedc67a36fecff721e5bd8ba10d41b815c723bea781622fbddb55937f73a99

218 Risk Score

Malware Insights

MITRE ATT&CK

T1203 Exploitation for Client Execution T1059.001 PowerShell

The PDF file contains an embedded artifact and triggers critical heuristics for CVE-2010-0188, indicating an exploit targeting Adobe Reader. The embedded file, named 'embedded_file_obj0006.bin', is likely the malicious payload. The XFA form and embedded script payload heuristics further support the exploitation vector. The ClamAV detections confirm the malicious nature of the file and the embedded artifact.

Heuristics 7

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.
ClamAV: Pdf.Exploit.CVE_2010_0188-10 critical CLAMAV_DETECTION

ClamAV detected this file as malware: Pdf.Exploit.CVE_2010_0188-10
ClamAV detection on extracted artifact critical EXTRACTED_FILE_CLAMAV

ClamAV flagged at least one file extracted from inside this sample. Even when the wrapping document carries no AV detection of its own, a hit on the carved artifact is a strong indicator the sample is a delivery vehicle.
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_obj0006.bin` `01db007459dc0f8f516f064957ba6852faf3bc0b0dcaf8008afc6c5faf701c50`	pdf-embedded-file	PDF EmbeddedFile object 6 at offset 0x414	33460 bytes
Detection ClamAV: Pdf.Exploit.CVE_2010_0188-10 Obfuscation or payload: likely Carved artifact contains 1 long base64-like blob(s).

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