Behavioral task
behavioral1
Sample
Bootstrapper.exe
Resource
win10-20240404-en
General
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Target
Bootstrapper.rar
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Size
1.5MB
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MD5
15cb9de6f54ee905a6b70716568de921
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SHA1
3a2675b000fc47f0a6871519a87aa5284764571c
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SHA256
19c1b5795f8f1675c94119ba7d5c7f911a43b7164354f39e61923dc745be3770
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SHA512
6cc704728f6ecae06ff83e95154c93d3458f9ec1c9c02e2bb8e06a2b096d3d5545ba61db08f8d0a3abc94f3d732b52bef98b04d15e18d6b33d65a932f66e12ce
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SSDEEP
24576:nki5ydpN5C6DrmCB0UWyK19pvUUGU+B8mrqJDMtJWLDA8DqYinbJzOmT9F5Y:n35ydn5CTgMcL9BdmxQJQD1Gxbp3Y
Malware Config
Extracted
stealerium
https://discord.com/api/webhooks/1271994620506804254/vYmBnPlhAIXoPt3lQIQeNKqDPEYR_BAjqEzTMLWpWFVn3_-wv-Mbnuplo9o-ZbRTgB3T
Signatures
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Stealerium family
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource unpack001/Bootstrapper.exe
Files
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Bootstrapper.rar.rar
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Bootstrapper.exe.exe windows:4 windows x86 arch:x86
f34d5f2d4577ed6d9ceec516c1f5a744
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_NO_SEH
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE
IMAGE_FILE_32BIT_MACHINE
Imports
mscoree
_CorExeMain
Sections
.text Size: 1.5MB - Virtual size: 1.5MB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rsrc Size: 5KB - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 512B - Virtual size: 12B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ