Behavioral task
behavioral1
Sample
bcd0000.dll
Resource
win7-20230712-en
Behavioral task
behavioral2
Sample
bcd0000.dll
Resource
win10v2004-20230703-en
General
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Target
bcd0000.dll
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Size
229KB
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MD5
6a5b2a82fd76eae337397c3bfb163544
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SHA1
28a422d69165872e2e6e41639ad7b437b5a7528e
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SHA256
7203bb5ec300ca74ec9dc8577737a204cb2e7a992f420f92395a2c6f85037d07
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SHA512
8738ebb7531127573e4eecebc2f9513a50be6d772f80c9281b813d7c403b605751212bf4269c79e416a5685e8928880a82266246062e5e70f5bf0f62b4859c41
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SSDEEP
6144:iX72v82Wldh1KeRFSbaWrxls9cPor5b5G:iL2v8znYSSeWr497
Malware Config
Extracted
gozi
555000
http://185.212.44.76
http://79.132.135.249
http://45.155.249.47
http://45.11.180.178
https://lyc.l.ly3cos.com
https://updates.ya3hoo.yah4oo.com
http://45.11.181.28
https://forum4ate.ad.b1ing.com
http://94.247.42.124
https://updat4es.yahoo.yah1oo.com
http://45.155.249.94
https://updates.yahoo.yah1oo.com
http://79.132.135.228
https://updates.yahoo.yah4oo.com
http://79.132.130.234
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base_path
/cgiscript/
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exe_type
worker
-
extension
.asi
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server_id
50
Signatures
-
Gozi family
-
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource bcd0000.dll
Files
-
bcd0000.dll.dll windows x64
81de4ee1071a8320787d7c9e149ace7f
Headers
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE
IMAGE_FILE_DLL
Imports
ZwOpenProcess
ZwQueryInformationToken
NtSetInformationProcess
sprintf
ZwOpenProcessToken
strcpy
ZwQueryInformationProcess
RtlNtStatusToDosError
NtQuerySystemInformation
NtQueryInformationThread
_wcsupr
memmove
wcscpy
_snprintf
mbstowcs
ZwQueryKey
NtResumeProcess
RtlFreeUnicodeString
RtlUpcaseUnicodeString
NtSuspendProcess
wcstombs
RtlAdjustPrivilege
memset
_strupr
_snwprintf
memcpy
RtlImageNtHeader
ZwClose
__C_specific_handler
__chkstk
RegisterWaitForSingleObject
VirtualProtectEx
FileTimeToLocalFileTime
CreateFileMappingW
GetModuleFileNameA
GetModuleFileNameW
QueryPerformanceFrequency
GetLocalTime
FileTimeToSystemTime
GetComputerNameExA
GetComputerNameW
QueryPerformanceCounter
GetTempFileNameA
CreateThread
TerminateThread
GetCurrentProcessId
GetVersion
DeleteCriticalSection
HeapAlloc
HeapFree
WaitForSingleObject
ExitThread
lstrlenW
GetLastError
ResetEvent
CloseHandle
DeleteFileW
CreateFileA
lstrlenA
WriteFile
lstrcatA
CreateDirectoryA
RemoveDirectoryA
LoadLibraryA
DeleteFileA
lstrcpyA
HeapReAlloc
SetEvent
GetSystemTimeAsFileTime
HeapDestroy
HeapCreate
GetModuleHandleA
ExitProcess
GetFileSize
lstrcmpA
SetWaitableTimer
CreateDirectoryW
GetTickCount
GetCurrentThread
VirtualFree
GetWindowsDirectoryA
GetCommandLineA
InitializeCriticalSection
OpenProcess
Sleep
CopyFileW
CreateEventA
LeaveCriticalSection
TerminateProcess
CreateFileW
VirtualAlloc
EnterCriticalSection
lstrcmpiW
lstrcatW
GetCurrentThreadId
DuplicateHandle
GetTempPathA
SuspendThread
ResumeThread
lstrcpyW
SwitchToThread
MapViewOfFile
UnmapViewOfFile
SetLastError
lstrcmpiA
OpenWaitableTimerA
OpenMutexA
WaitForMultipleObjects
CreateMutexA
ReleaseMutex
CreateWaitableTimerA
UnregisterWait
TlsGetValue
LoadLibraryExW
TlsSetValue
VirtualQuery
VirtualProtect
TlsAlloc
GetProcAddress
OpenEventA
RemoveVectoredExceptionHandler
AddVectoredExceptionHandler
GetDriveTypeW
GetLogicalDriveStringsW
WideCharToMultiByte
GetExitCodeProcess
CreateProcessA
CreateFileMappingA
OpenFileMappingA
LocalFree
lstrcpynA
GlobalLock
GlobalUnlock
Thread32First
Thread32Next
QueueUserAPC
OpenThread
CreateToolhelp32Snapshot
CallNamedPipeA
WaitNamedPipeA
ConnectNamedPipe
ReadFile
GetOverlappedResult
DisconnectNamedPipe
FlushFileBuffers
CreateNamedPipeA
CancelIo
GetSystemTime
SleepEx
LocalAlloc
FreeLibrary
RaiseException
ExpandEnvironmentStringsW
RemoveDirectoryW
SetEndOfFile
SetFilePointer
FindNextFileW
FindClose
GetFileAttributesW
SetFilePointerEx
FindFirstFileW
GetVersionExA
Sections
.text Size: 180KB - Virtual size: 180KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 22KB - Virtual size: 22KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 6KB - Virtual size: 8KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.pdata Size: 6KB - Virtual size: 6KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.bss Size: 8KB - Virtual size: 8KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.reloc Size: 3KB - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ