Sample

Metadata

SHA256
9c692a0bf6d9d784e705dbd5f8fe8089d31eeab6fe196f9288573fd4aa3c5fa6
Difficulty
medium
Platform
Windows
Tags
loader packed process injection string deobfuscation
Likes
1
Views
54
Submitter
0xca5ade19a931

Analysis

Goal

Extract the payload and describe how it is executed. List the different evasion techniques that are implemented. What encryption and hashing algorithms do you encounter?

Description

The sample is loader that decrypts an embedded payload and executes it. API functions are resolved dynamically, either through API hashing (determine the algorithm) or by name, where the names are decrypted (determine the corresponding cipher). Determine the evasion method that is used to perform low-level function calls.

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