PDF malware analysis — malicious · b9cd64d7e5d81a31

MALICIOUS

PDF

2.3 KB

MD5: 386afa0da8766903d6d83c89e9040841 SHA-1: 37ebc8fd5c52e1c1c37fe8ed8d842157651ee6b2 SHA-256: b9cd64d7e5d81a31ea336298f8a41b01876aa7386bd63a79b6ae0e9f0b8cff9c

78 Risk Score

Malware Insights

MITRE ATT&CK

T1204.002 Malicious File T1566.001 Spearphishing Attachment T1204 User Execution

The PDF file contains an embedded malicious object that exploits CVE-2010-0188, a known vulnerability in Adobe Reader related to LibTIFF XFA image processing. This exploit is designed to execute arbitrary code, likely leading to the download and execution of a second-stage payload. The embedded file and the specific exploit identified strongly indicate a malicious intent to compromise the user's system.

Heuristics 4

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.
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` `0396e5d3ba976ddbb0c7177f734bf7d656b150f4931f1751961769083fc8b382`	pdf-embedded-file	PDF EmbeddedFile object 1 at offset 0x51	13430 bytes
Detection ClamAV: No threats found Obfuscation or payload: likely Carved artifact contains 1 long base64-like blob(s).

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