MALICIOUS
160
Risk Score
Malware Insights
MITRE ATT&CK
T1204.002 Malicious File
T1566.001 Spearphishing Attachment
T1204 User Execution
The PDF file contains an embedded XFA form with a payload matching the CVE-2010-0188 exploit for Adobe Reader. This exploit is known to deliver a second-stage payload, indicated by the 'embedded_file_obj0001.bin' artifact. The ClamAV detection 'Pdf.Exploit.Pidief-3' further confirms its malicious nature.
Heuristics 6
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Adobe Reader LibTIFF XFA image exploit — CVE-2010-0188 critical CVE likely CVE_2010_0188PDF 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.
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ClamAV: Pdf.Exploit.Pidief-3 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Exploit.Pidief-3
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ASCIIHexDecode filter (with exploit indicators) medium PDF_FILTER_HEXHex-encoding filter present alongside exploit delivery indicators — often used to hide payload or shellcode bytes
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Embedded file low PDF_EMBEDDEDPDF embeds a file attachment — could carry an executable or another weaponised document as a nested payload
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XFA form low PDF_XFAPDF uses XML Forms Architecture — can contain script logic
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Suspicious extracted artifact info EXTRACTED_FILE_STATIC_TRIAGEOne 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.binbd166d736888dbc8c9fb2395626727b4c3cee190bd1340d41c418b818f4f1471 |
pdf-embedded-file | PDF EmbeddedFile object 1 at offset 0x6C | 13441 bytes |
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Detection
ClamAV:
No threats found
Obfuscation or payload:
likely
Carved artifact contains 1 long base64-like blob(s).
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