Static task
static1
Behavioral task
behavioral1
Sample
crypt.exe
Resource
win7-20230220-en
Behavioral task
behavioral2
Sample
crypt.exe
Resource
win10v2004-20230220-en
General
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Target
crypt.exe
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Size
35KB
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MD5
c49277bcdb291c3638efcd29607a44f7
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SHA1
cacc6d14993287e59a8cefadfafe29822e139efd
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SHA256
30da8c63221f50d1ca0caded328113f48dc01e92dc9914dba265d653fd0fab75
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SHA512
e79874fb92808f471db82f100f88ab504b7f61e005f5bda424f1ea242ede94d3a37dcd29fd455fe0de5cb320b8b1c30ac9f50a2cb2fe147b7233aa30df1bf4e2
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SSDEEP
768:Z9v5+m2GsRO8zCXrxn1TcQH6A80Y5m/LOSyuZWfn7v:ZjNMO8zC7x9raPkLOvf7v
Malware Config
Signatures
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource crypt.exe
Files
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crypt.exe.exe windows x86
312b362b5c9cbcf326d57ac163dfe875
Headers
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
Imports
kernel32
GetTickCount
VirtualAlloc
VirtualFree
WriteFile
lstrcatA
lstrcpyA
ReadFile
CloseHandle
GetFileSize
GetLastError
CreateFileA
GetSystemInfo
VirtualProtect
GetLocaleInfoA
SetStdHandle
HeapAlloc
HeapFree
GetSystemTimeAsFileTime
GetModuleHandleA
GetCommandLineA
GetVersionExA
HeapDestroy
HeapCreate
HeapReAlloc
ExitProcess
GetProcAddress
GetStdHandle
GetModuleFileNameA
UnhandledExceptionFilter
FreeEnvironmentStringsA
GetEnvironmentStrings
FreeEnvironmentStringsW
WideCharToMultiByte
GetEnvironmentStringsW
SetHandleCount
GetFileType
GetStartupInfoA
LoadLibraryA
GetACP
GetOEMCP
GetCPInfo
FlushFileBuffers
SetFilePointer
LCMapStringA
MultiByteToWideChar
LCMapStringW
GetStringTypeA
GetStringTypeW
RtlUnwind
VirtualQuery
cadt
InstrDecode
Sections
.text Size: 26KB - Virtual size: 25KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 4KB - Virtual size: 3KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 4KB - Virtual size: 9KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE