Behavioral task
behavioral1
Sample
Energetic Bear Implant.exe
Resource
win10-20240221-en
General
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Target
Energetic Bear Implant
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Size
1.9MB
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MD5
f901c645188f9c80afa8f49174f065ce
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SHA1
272bc9298b394760d68e14dcf479233800a098a9
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SHA256
9385d7e149bcda79e5a4291ad422c160be8297d029d04ee04c50240fe53aa900
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SHA512
8de72f93ab1a507a08a283da4e8948756364d45fa70e8332da424b27a9cb8d6c3ad93cb5062343a6cc8cf0009d7c7d3fef8e209f99fedbe02b7d2d5c010c291c
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SSDEEP
24576:7MWHiFDV07ECXo4tu619SbX7ZwwjeJJV+CBqAKngHu8LNZZ/LJCPlyPlVzOCr:WJ6qbroCn8u8jhL0PMtVSCr
Malware Config
Signatures
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DiamondFox stealer 1 IoCs
resource yara_rule sample diamondfox_stealer -
Diamondfox family
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Nanocore family
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Patched UPX-packed file 1 IoCs
Sample is packed with UPX but required header fields are zeroed out to prevent unpacking with the default UPX tool.
resource yara_rule sample patched_upx -
AutoIT Executable 1 IoCs
AutoIT scripts compiled to PE executables.
resource yara_rule sample autoit_exe -
Detects Pyinstaller 1 IoCs
resource yara_rule sample pyinstaller -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource Energetic Bear Implant
Files
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Energetic Bear Implant.exe windows:6 windows x64 arch:x64
6dfd283212216123373d6f57e66e4ef4
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE
Imports
kernel32
ExpandEnvironmentStringsW
CreateFileW
WriteFile
CloseHandle
LoadResource
LockResource
SizeofResource
FindResourceA
FlushFileBuffers
SetFilePointerEx
GetConsoleMode
GetConsoleCP
IsDebuggerPresent
RaiseException
MultiByteToWideChar
WideCharToMultiByte
RtlCaptureContext
RtlLookupFunctionEntry
RtlVirtualUnwind
UnhandledExceptionFilter
SetUnhandledExceptionFilter
GetCurrentProcess
TerminateProcess
IsProcessorFeaturePresent
QueryPerformanceCounter
GetCurrentProcessId
GetCurrentThreadId
GetSystemTimeAsFileTime
InitializeSListHead
GetStartupInfoW
GetModuleHandleW
GetLastError
HeapAlloc
HeapFree
GetProcessHeap
VirtualQuery
FreeLibrary
GetProcAddress
RtlUnwindEx
InterlockedPushEntrySList
InterlockedFlushSList
GetModuleFileNameW
LoadLibraryExW
SetLastError
EnterCriticalSection
LeaveCriticalSection
DeleteCriticalSection
InitializeCriticalSectionAndSpinCount
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
GetStdHandle
GetModuleFileNameA
ExitProcess
GetModuleHandleExW
GetACP
GetCurrentThread
OutputDebugStringA
OutputDebugStringW
WaitForSingleObjectEx
CreateThread
FindClose
FindFirstFileExA
FindFirstFileExW
FindNextFileA
FindNextFileW
IsValidCodePage
GetOEMCP
GetCPInfo
GetCommandLineA
GetCommandLineW
GetEnvironmentStringsW
FreeEnvironmentStringsW
SetEnvironmentVariableA
SetEnvironmentVariableW
GetDateFormatW
GetTimeFormatW
CompareStringW
LCMapStringW
GetLocaleInfoW
IsValidLocale
GetUserDefaultLCID
EnumSystemLocalesW
SetStdHandle
GetFileType
GetStringTypeW
SetConsoleCtrlHandler
HeapSize
HeapReAlloc
WriteConsoleW
ole32
CoCreateInstance
CoUninitialize
CoInitialize
Sections
.text Size: 366KB - Virtual size: 366KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 104KB - Virtual size: 104KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 4KB - Virtual size: 11KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.pdata Size: 18KB - Virtual size: 17KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.idata Size: 4KB - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.gfids Size: 1024B - Virtual size: 977B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.00cfg Size: 512B - Virtual size: 283B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.rsrc Size: 1.4MB - Virtual size: 1.4MB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 7KB - Virtual size: 7KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ