krerb[.]exe | Triage

Resubmissions

28-03-2022 12:32

220328-pqyedaeaej 10

18-01-2022 06:25

220118-g64mbsabcm 10

05-05-2021 04:52

210505-vc9dqnmbba 10

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General

Target

krerb.exe
Size

199KB
MD5

1c74d51a1d7177bf9b23f6a567adc047
SHA1

ecb47205a047b173c4ecaf4f476204ef7154a7ad
SHA256

a8f0170ad5e5cdb0533ea888b0dbc97bc4bd23c9a0531e5e4b7cd1f05fa0875d
SHA512

0f2320ab1c60536cad706564a4ea739f2bac1b7cdd538ac1672542c9c02563292d95c2789845629ce696eca356876859a3efd57b305432d4d833fffd1b4cbef4

Score

N/A

Malware Config

Signatures

Files

krerb.exe
.exe windows x64

e1dd04321898b57b50ceea449f1f3f1b

Code Sign

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_NO_ISOLATION
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE

Imports

kernel32

FindClose
CreateFileA
GetFileSize
ReadFile
CloseHandle
GetTickCount
FindResourceA
LoadResource
LockResource
FindNextFileA
VirtualAlloc
VirtualProtect
ExitProcess
GetProcessHeap
GetProcAddress
LoadLibraryA
CreateFileW
WriteConsoleW
SetFilePointerEx
FindFirstFileA
SizeofResource
GetSystemDirectoryA
QueryPerformanceCounter
GetCurrentProcessId
GetCurrentThreadId
GetSystemTimeAsFileTime
InitializeSListHead
RtlCaptureContext
RtlLookupFunctionEntry
RtlVirtualUnwind
IsDebuggerPresent
UnhandledExceptionFilter
SetUnhandledExceptionFilter
GetStartupInfoW
IsProcessorFeaturePresent
GetModuleHandleW
RtlUnwindEx
RtlPcToFileHeader
RaiseException
GetLastError
SetLastError
EnterCriticalSection
LeaveCriticalSection
DeleteCriticalSection
InitializeCriticalSectionAndSpinCount
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
FreeLibrary
LoadLibraryExW
GetStdHandle
WriteFile
GetModuleFileNameA
MultiByteToWideChar
WideCharToMultiByte
GetCurrentProcess
TerminateProcess
GetModuleHandleExW
GetACP
HeapAlloc
HeapFree
FindFirstFileExA
IsValidCodePage
GetOEMCP
GetCPInfo
GetCommandLineA
GetCommandLineW
GetEnvironmentStringsW
FreeEnvironmentStringsW
SetStdHandle
GetFileType
GetStringTypeW
LCMapStringW
HeapSize
HeapReAlloc
FlushFileBuffers
GetConsoleCP
GetConsoleMode

user32

MessageBoxA

advapi32

RegOpenKeyExA
RegQueryValueExA

Sections

.text
Size: 43KB - Virtual size: 42KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 36KB - Virtual size: 35KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 2KB - Virtual size: 6KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 3KB - Virtual size: 3KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 111KB - Virtual size: 110KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 2KB - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Resubmissions

Sharing

General

Malware Config

Signatures

Files

e1dd04321898b57b50ceea449f1f3f1b

Code Sign

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

user32

advapi32

Sections

.text Size: 43KB - Virtual size: 42KB

.rdata Size: 36KB - Virtual size: 35KB

.data Size: 2KB - Virtual size: 6KB

.pdata Size: 3KB - Virtual size: 3KB

.rsrc Size: 111KB - Virtual size: 110KB

.reloc Size: 2KB - Virtual size: 1KB

.text
Size: 43KB - Virtual size: 42KB

.rdata
Size: 36KB - Virtual size: 35KB

.data
Size: 2KB - Virtual size: 6KB

.pdata
Size: 3KB - Virtual size: 3KB

.rsrc
Size: 111KB - Virtual size: 110KB

.reloc
Size: 2KB - Virtual size: 1KB