Static task
static1
Behavioral task
behavioral1
Sample
a2e4f89bb4e1f9_JC.exe
Resource
win7-20230712-en
Behavioral task
behavioral2
Sample
a2e4f89bb4e1f9_JC.exe
Resource
win10v2004-20230703-en
General
-
Target
a2e4f89bb4e1f9_JC.exe
-
Size
308KB
-
MD5
a2e4f89bb4e1f9bf69a1083de1f1aaae
-
SHA1
93a39494a82fe0d71bd19a0deae3d0aa7da2422d
-
SHA256
d3959850b4b5bc177fcb4775930e4501bd5576befab9b4a82408ded131b5a097
-
SHA512
887573ad97b4c8a2c13524d0dc3816d87048c3e837960b99e1d723eb27b3ab2483105075ab057cf3c0966e3a84ed052a266812c6320c9b278c21b2d13e923a29
-
SSDEEP
6144:2zL7ShWDLVzVNam6GxI29dqG3KdYAYqTuPZp:0DHNam62ZdKmZmuPH
Malware Config
Signatures
-
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource a2e4f89bb4e1f9_JC.exe
Files
-
a2e4f89bb4e1f9_JC.exe.exe windows x86
2b5991701da21c8fc1678954f2c5176a
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
Imports
kernel32
GetTapePosition
LoadLibraryA
FindFirstVolumeMountPointA
GetThreadPriority
VirtualProtect
GlobalAlloc
HeapReAlloc
GetStringTypeW
IsValidLocale
EnumSystemLocalesA
GetLocaleInfoA
GetUserDefaultLCID
AddConsoleAliasW
lstrlenA
WaitForSingleObject
PulseEvent
IsValidCodePage
GetOEMCP
InterlockedIncrement
InterlockedDecrement
EncodePointer
DecodePointer
Sleep
InitializeCriticalSection
DeleteCriticalSection
EnterCriticalSection
LeaveCriticalSection
GetLastError
HeapFree
GetCommandLineA
HeapSetInformation
GetStartupInfoW
RaiseException
RtlUnwind
HeapAlloc
WideCharToMultiByte
LCMapStringW
MultiByteToWideChar
GetCPInfo
IsProcessorFeaturePresent
HeapCreate
SetUnhandledExceptionFilter
GetProcAddress
GetModuleHandleW
ExitProcess
WriteFile
GetStdHandle
GetModuleFileNameW
GetModuleFileNameA
FreeEnvironmentStringsW
GetEnvironmentStringsW
SetHandleCount
InitializeCriticalSectionAndSpinCount
GetFileType
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
SetLastError
GetCurrentThreadId
QueryPerformanceCounter
GetTickCount
GetCurrentProcessId
GetSystemTimeAsFileTime
GetLocaleInfoW
TerminateProcess
GetCurrentProcess
UnhandledExceptionFilter
IsDebuggerPresent
HeapSize
GetACP
LoadLibraryW
user32
GetMenuInfo
GetWindowTextLengthA
DrawEdge
MapVirtualKeyA
LoadCursorFromFileW
PostMessageA
RemoveMenu
gdi32
OffsetClipRgn
SetMapMode
advapi32
ReportEventW
ole32
GetHGlobalFromStream
rpcrt4
RpcMgmtSetComTimeout
Sections
.text Size: 51KB - Virtual size: 50KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 18KB - Virtual size: 17KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 6KB - Virtual size: 165.4MB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 193KB - Virtual size: 192KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 35KB - Virtual size: 34KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
.l1 Size: 4KB - Virtual size: 4KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE