Static task
static1
Behavioral task
behavioral1
Sample
b83f28a72b78cd_JC.exe
Resource
win7-20230712-en
Behavioral task
behavioral2
Sample
b83f28a72b78cd_JC.exe
Resource
win10v2004-20230703-en
General
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Target
b83f28a72b78cd_JC.exe
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Size
149KB
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MD5
b83f28a72b78cdffeb724a69de796154
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SHA1
d6cac2b918b899263f9fc22a7e19d95cb5d96692
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SHA256
0f7ca313d08f280f634d76ff71e946fa02f4269a2d8cbc76dfe77bdd04cb9c1e
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SHA512
ef94e35f4122368f9d21db96af64befc1477ba597dab4b86a9918cd6fd80e7f600ee80b20493dce355cac7ef3ee3fb051eb8d25a8bbc5127259acaad91f933c5
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SSDEEP
3072:uT1obSJnCU2trhs/5JSV2NQURI4vZbNoIX7:uxou5CUcKW6QwxbOIX7
Malware Config
Signatures
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource b83f28a72b78cd_JC.exe
Files
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b83f28a72b78cd_JC.exe.exe windows x86
84ccc8333fad3adb963fa7f7d9552696
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
Imports
kernel32
LoadLibraryW
GetSystemTimeAdjustment
TerminateProcess
GetLastError
VirtualAllocEx
LoadLibraryA
AddVectoredExceptionHandler
VirtualProtect
OutputDebugStringA
LocalSize
GlobalAlloc
GetStringTypeW
GetStringTypeA
GetTickCount
GetCPInfo
lstrlenA
LocalFree
RemoveVectoredExceptionHandler
LCMapStringW
LCMapStringA
GetLocaleInfoA
WriteConsoleW
GetCommandLineA
GetStartupInfoA
RaiseException
RtlUnwind
GetCurrentProcess
UnhandledExceptionFilter
SetUnhandledExceptionFilter
IsDebuggerPresent
HeapAlloc
HeapFree
EnterCriticalSection
LeaveCriticalSection
CloseHandle
GetModuleHandleW
Sleep
GetProcAddress
ExitProcess
WriteFile
GetStdHandle
GetModuleFileNameA
FreeEnvironmentStringsA
GetEnvironmentStrings
FreeEnvironmentStringsW
WideCharToMultiByte
GetEnvironmentStringsW
SetHandleCount
GetFileType
DeleteCriticalSection
TlsGetValue
TlsAlloc
TlsSetValue
TlsFree
InterlockedIncrement
SetLastError
GetCurrentThreadId
InterlockedDecrement
HeapCreate
VirtualFree
QueryPerformanceCounter
GetCurrentProcessId
GetSystemTimeAsFileTime
VirtualAlloc
HeapReAlloc
CreateFileA
InitializeCriticalSectionAndSpinCount
SetStdHandle
GetConsoleCP
GetConsoleMode
FlushFileBuffers
HeapSize
GetACP
GetOEMCP
IsValidCodePage
SetFilePointer
SetEndOfFile
GetProcessHeap
MultiByteToWideChar
ReadFile
WriteConsoleA
GetConsoleOutputCP
GetModuleHandleA
user32
AnimateWindow
CharPrevExA
GetMonitorInfoA
GetDC
GetDCEx
GetCaretPos
ShowWindow
IsWindowVisible
FindWindowA
IsCharUpperW
gdi32
GetPath
StretchBlt
GetCharWidthA
CloseFigure
shell32
DragFinish
DragQueryPoint
DragAcceptFiles
DragQueryFileA
Sections
.text Size: 57KB - Virtual size: 56KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 11KB - Virtual size: 11KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 5KB - Virtual size: 22KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 72KB - Virtual size: 72KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ