Static task
static1
Behavioral task
behavioral1
Sample
RexonFREE.dll
Resource
win10-20240221-en
General
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Target
RexonFREE.dll
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Size
3.5MB
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MD5
92fb386bc2710f84752d0ae218f25cd2
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SHA1
b1a690e371f1a4c1ac900a27e363f521c299400e
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SHA256
2a8f2b01cd7a7229808cc7119f7f95589a702d06854d52a7ed00c5b424c6c4ec
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SHA512
3e6d8b62a6bdd367dba76908b8128e77b2bde3ce4d29fa682f49e74940d4427ea2f465338765114a11c438446314dabaff789009186cb27824942b5d06d3434c
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SSDEEP
98304:aC3EVtFAf7hwFRwKlx4fvqEq7YZYo6q5fITnCRD9:aCMtFu7hwFRwhqEq7YZH6fTnCRD
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.dll
Files
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RexonFREE.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: 3.5MB - Virtual size: 3.5MB
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