PDF malware analysis — malicious · e17ed1444fd91f67

MALICIOUS

PDF

13.5 KB

MD5: 7fb4497685a325b576f4b62bf3000a33 SHA-1: 2e4713118572ef7428d0b66201b06bbd0986b7dd SHA-256: e17ed1444fd91f677247ab7d552af83a0f6a7cef481dc1a1b98ad4c97ce77def

166 Risk Score

Malware Insights

MITRE ATT&CK

T1204.002 Malicious File T1059.001 PowerShell T1059.003 Windows Command Shell

The sample is a PDF file that exploits CVE-2010-0188 in Adobe Reader, as indicated by critical heuristic firings. The ClamAV detection name 'Pdf.Exploit.Dropped-90' further confirms its malicious nature. The embedded file and XFA form suggest a complex delivery mechanism designed to bypass initial security checks and execute a secondary payload.

Heuristics 7

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
ASCIIHexDecode filter (with exploit indicators) medium PDF_FILTER_HEX

Hex-encoding filter present alongside exploit delivery indicators — often used to hide payload or shellcode bytes
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
ASCII85Decode filter (with exploit indicators) low PDF_FILTER_85

ASCII85 encoding filter present alongside exploit delivery indicators — uncommon outside of obfuscation
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_obj0001.bin` `e46d3e34a0339331f08a45e72deb408cd04c0ebd2ecb2ab491bfe661846ad2a3`	pdf-embedded-file	PDF EmbeddedFile object 1 at offset 0xA6	13357 bytes
Detection ClamAV: No threats found Obfuscation or payload: likely Carved artifact contains 1 long base64-like blob(s).

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