Static task
static1
Behavioral task
behavioral1
Sample
StealLoader.exe
Resource
win11-20240419-en
General
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Target
StealLoader.exe
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Size
264KB
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MD5
35ed94aab4fc9c4e56d9e966c49b5039
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SHA1
db7aff1ac52bfa8bb30959a60e98de99df8aacb8
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SHA256
cca66b727750ed3458229f9bd97be7fcd1d2d854ac936ef549101a975b1f9ec7
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SHA512
55f6616a39900369eefb8b9e9b8e31d3ff57149c705845d1f50e0f63ddcb5c45528a43fb1ef17063f0a5beb1a20fdd9ceb4e21543d83eae8769f60b05f3ca765
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SSDEEP
3072:7nQcvX9muR4B3UCQWxahPw+6SNzDyWzCO3ME1rbOkevefKcy9Fv0q92TyP:dlDyuCQMSNPyWeO3vrbovgEx0qg+
Malware Config
Signatures
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.NET Reactor proctector 1 IoCs
Detects an executable protected by an unregistered version of Eziriz's .NET Reactor.
resource yara_rule sample net_reactor -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource StealLoader.exe
Files
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StealLoader.exe.exe windows:4 windows x86 arch:x86
f34d5f2d4577ed6d9ceec516c1f5a744
Headers
DLL Characteristics
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_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
Imports
mscoree
_CorExeMain
Sections
.text Size: 261KB - Virtual size: 261KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rsrc Size: 1KB - Virtual size: 1KB
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