Static task
static1
Behavioral task
behavioral1
Sample
RexonFREE (1).dll
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
RexonFREE (1).dll
Resource
win10v2004-20240226-en
General
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Target
RexonFREE (1).dll
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Size
2.8MB
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MD5
7b037b0912fb186e2c6b10b0f951ad61
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SHA1
e8ebb8fa486d83cea3bc252f11a7719b0af0518b
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SHA256
239249bfeed6aa60c27700076dac8e500c98291412ce38d470fa69c1650b96e3
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SHA512
2e44c6a177171d4942318e1dd2c6c62156397d526e9340c1a8af4cb9318fdbb1df75891e8cdf91cf06807ee5814cb5c6160a76c1a16538b2505b369bc6448e54
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SSDEEP
49152:NW1Uh0Ata+CAInGtBv4MqG3IWPTfqLu6rf73cGlOOihxkHCNdoFT0WBBat9AUcSs:1sJHK6Ygyxz69
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 RexonFREE (1).dll
Files
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RexonFREE (1).dll.dll windows:4 windows x86 arch:x86
dae02f32a21e03ce65412f6e56942daa
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_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_DLL
Imports
mscoree
_CorDllMain
Sections
.text Size: 2.8MB - Virtual size: 2.8MB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rsrc Size: 1024B - Virtual size: 840B
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