PDF malware analysis — malicious · 4221a28355bc5e2f

MALICIOUS

PDF

2.6 KB

MD5: 3b8110e4e30e912ed1664688134e059d SHA-1: 2d2fb5bdbec0dff6d250bc1759f3da336694d6d7 SHA-256: 4221a28355bc5e2ffe6395f5479aaadb40a4ac12f2b578fffd09bfdab3ef12c2

138 Risk Score

Malware Insights

MITRE ATT&CK

T1204.002 Malicious File T1559.001 Component Object Model Hijacking

The PDF file contains an embedded artifact and triggers a critical heuristic for CVE-2010-0188, indicating it exploits a vulnerability in Adobe Reader's LibTIFF component. ClamAV also detected it as Pdf.Exploit.Dropped-90. The embedded file is likely the second-stage payload.

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` `19da37dc70adce3737d3ae2a7ec776119ebbcfa7d1b44b049026dd0980450fa2`	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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