Static task
static1
Behavioral task
behavioral1
Sample
Release/Cronos-Crypter.exe
Resource
win7-20231020-en
Behavioral task
behavioral2
Sample
Release/Cronos-Crypter.exe
Resource
win10-20231023-en
General
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Target
release.rar
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Size
584KB
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MD5
54064432e77f0fff44bb2ecdfbc7b603
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SHA1
306acb4771da78e3921625ecae995992513b1675
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SHA256
6b012aaeff537f78ffd95307b8094a4a9ea3b9cb9570a2f1aff9d995a0378334
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SHA512
c0054b9bd8d0a6c7f597694e7e1ae33e8544a8ff4d5c4ddc481382bddf472b8d66dd498f52b4455dfd989e663fae4878dfbcdedf3c1d95ff70f2858202017f7a
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SSDEEP
12288:bVhQ6QWad5uJmYMSGa30esGuLm9R5bt5NVZC/tJSEwMNiojVMSn4:bzS7d5ucYvv30rmRJbIF+MRMS4
Malware Config
Signatures
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Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource unpack001/Release/Cronos-Crypter.exe unpack001/Release/dnlib.dll
Files
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release.rar.rar
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Release/Cronos-Crypter.exe.exe windows:4 windows 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_32BIT_MACHINE
Imports
mscoree
_CorExeMain
Sections
.text Size: 238KB - Virtual size: 237KB
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
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Release/Cronos-Crypter.exe.config
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Release/Cronos-Crypter.pdb
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Release/dnlib.dll.dll windows:4 windows 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_LARGE_ADDRESS_AWARE
IMAGE_FILE_DLL
Imports
mscoree
_CorDllMain
Sections
.text Size: 1.1MB - Virtual size: 1.1MB
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