Static task
static1
Behavioral task
behavioral1
Sample
svchost.exe
Resource
win10-20240404-en
Behavioral task
behavioral2
Sample
svchost.exe
Resource
win10v2004-20240611-en
Behavioral task
behavioral3
Sample
svchost.exe
Resource
win11-20240508-en
General
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Target
svchost.exe
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Size
300KB
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MD5
983c573f18784e50a54765ad153c2f41
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SHA1
52d49037206da9466484a5b88ff3bf9e013cbdb0
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SHA256
2eca26a353c1e1d711e8eff86dd1ff31a9e30d941c7b462444f6f04e46b56895
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SHA512
8650173192a34eb67da3f5f436ad063f05e61446de751aa41ab64c58f701275db5772e062aad0d378de8789380850e478e3ee9a5a2607e49af2106db03ff91d5
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SSDEEP
6144:up0tcnrEZT9cga5mBstif/9a1lD8K5KcRbB:8vgUsM1lQKIcR
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: 298KB - Virtual size: 297KB
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