Static task
static1
Behavioral task
behavioral1
Sample
ch.exe
Resource
win7-20230220-en
Behavioral task
behavioral2
Sample
ch.exe
Resource
win10v2004-20230220-en
General
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Target
ch.exe
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Size
471KB
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MD5
56a6a01e2c6776fac5d25a6f36c53e5c
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SHA1
0380437cb32a304db5928eb037e95df75db8b5cf
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SHA256
6f08f046344b217db37a7218d5c7812b74e540633547e242011db005f80a0358
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SHA512
07124101424eb0b724d3b1ef60c5be10a3d196d97b42f9649a3fdb23b1ac598550cdd08dd272599cf93e384ef2a096fc0771c26279517425d609d8495ac696a4
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SSDEEP
6144:t3ZL0N39UVFmbCs0KBv9ss9RpFhJIatNFEI1PDpFtO0qJBAOI6Cre9:tlK3yFsrv9sgR/zIyNfltO7JBmU
Malware Config
Signatures
-
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource ch.exe
Files
-
ch.exe.exe windows x86
96d73d72c3ef9087b9b8751005cb648e
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
Imports
kernel32
CreateDirectoryW
SetFileAttributesW
GetLastError
MultiByteToWideChar
WideCharToMultiByte
GetStringTypeW
EnterCriticalSection
LeaveCriticalSection
InitializeCriticalSectionEx
DeleteCriticalSection
EncodePointer
DecodePointer
LCMapStringEx
GetCPInfo
UnhandledExceptionFilter
SetUnhandledExceptionFilter
GetCurrentProcess
TerminateProcess
IsProcessorFeaturePresent
IsDebuggerPresent
GetStartupInfoW
GetModuleHandleW
QueryPerformanceCounter
GetCurrentProcessId
GetCurrentThreadId
GetSystemTimeAsFileTime
InitializeSListHead
CreateFileW
RaiseException
RtlUnwind
SetLastError
InitializeCriticalSectionAndSpinCount
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
FreeLibrary
GetProcAddress
LoadLibraryExW
HeapAlloc
HeapValidate
GetSystemInfo
GetModuleFileNameW
GetModuleHandleExW
ExitProcess
GetStdHandle
WriteFile
GetCommandLineA
GetCommandLineW
HeapFree
HeapReAlloc
HeapSize
HeapQueryInformation
GetProcessHeap
GetFileType
OutputDebugStringW
WriteConsoleW
CompareStringW
LCMapStringW
GetLocaleInfoW
IsValidLocale
GetUserDefaultLCID
EnumSystemLocalesW
CloseHandle
FlushFileBuffers
GetConsoleOutputCP
GetConsoleMode
ReadFile
GetFileSizeEx
SetFilePointerEx
ReadConsoleW
FindClose
FindFirstFileExW
FindNextFileW
IsValidCodePage
GetACP
GetOEMCP
GetEnvironmentStringsW
FreeEnvironmentStringsW
SetEnvironmentVariableW
SetStdHandle
SetEndOfFile
Sections
.text Size: 336KB - Virtual size: 335KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 115KB - Virtual size: 114KB
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
.reloc Size: 15KB - Virtual size: 14KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ