PDF malware analysis — malicious · 1bb1dece38d00e8e

MALICIOUS

PDF

2.6 KB

MD5: 910a97033435f394beea6560048d9e52 SHA-1: 261e5228322379e54f90f0425d09cbcb040250d0 SHA-256: 1bb1dece38d00e8ec8d0de5607a8083fc399583a7cc254ca45577ab0e9fa9f31

138 Risk Score

Malware Insights

MITRE ATT&CK

T1204.002 Malicious File T1566.001 Spearphishing Attachment

The PDF file contains an embedded XFA form with a critical heuristic firing for CVE-2010-0188, indicating an exploit targeting Adobe Reader. ClamAV also detected this file as Pdf.Exploit.Dropped-90. The embedded file, likely the second-stage payload, was also flagged as suspicious due to its size and encoding.

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.
ClamAV: Pdf.Exploit.Dropped-90 critical CLAMAV_DETECTION

ClamAV detected this file as malware: Pdf.Exploit.Dropped-90
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_obj0001.bin` `30b490a2328a412bd5922b4b1d9685aaea805b35444d0710027c055a9b257eeb`	pdf-embedded-file	PDF EmbeddedFile object 1 at offset 0x5D	13473 bytes
Detection ClamAV: No threats found Obfuscation or payload: likely Carved artifact contains 1 long base64-like blob(s).

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