Static task
static1
Behavioral task
behavioral1
Sample
svchost.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
svchost.exe
Resource
win10v2004-20240508-en
General
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Target
svchost.exe
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Size
389KB
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MD5
064c7a241edfa0b1c72718edf5303a3c
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SHA1
f95f85d211f25ee9068c1330de2f65c7b35b8b86
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SHA256
d803f89ad1d23a5a569c85feed5974918ab7152dd2ba482401f0412c6cae8c78
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SHA512
69d58707c0f589820b1c8f5cb641e296d33107012eb19e4afd44ba151f5a06c56ab07bcd9c561133e297219ba6c102c9c02140e9db55a04e2e1aaf41e76e28fb
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SSDEEP
6144:wTdhI3XAQLdpU7BS77Sq+O3wGfZ8khUoSCTa0WQXyIvPj4Xay0tF9:AhIr5pU7qdZHhJ5a0nyIcd0p
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 svchost.exe
Files
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svchost.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: 386KB - Virtual size: 386KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rsrc Size: 2KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.reloc Size: 512B - Virtual size: 12B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ