bakjr[.]exe | Triage

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General

Target

bakjr.exe
Size

248KB
MD5

bb5ef523f0bf243790b6c67dd77ee986
SHA1

cbfe325c2101c5f76a3675b23b459eeb641eecb6
SHA256

c51bf8c74311b8941dca2f63a0850e61c1058af6af0ac42d81c2d85cd64d37cb
SHA512

eb9ffe004187d6174cf0cc2f85184e5a524546e1bc7139c1f16147049eadbd92f94818ea618370450779753c87d8349efe255244eef2450e16f9446799cdeef2
SSDEEP

6144:dL8d+BxlwJG25dgtNZfWjBVyRaViIboK:diilKG2ypWjBwjIsK

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs
Checks for missing Authenticode signature.

Processes:

resource

bakjr.exe

resource
bakjr.exe

Files

bakjr.exe
.exe windows:6 windows x64 arch:x64

f0b3b47c1c4e1d4f46796f8c66fb904f

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

HeapSize
WerUnregisterRuntimeExceptionModule
GetModuleFileNameW
SetCriticalSectionSpinCount
GetLargePageMinimum
ReadDirectoryChangesW
FindFirstFileA
LoadLibraryA
GetProcAddress
HeapFree
WriteConsoleW
CreateFileW
CloseHandle
SetFilePointerEx
GetConsoleMode
GetConsoleCP
FlushFileBuffers
LCMapStringW
HeapReAlloc
GetProcessHeap
HeapAlloc
VirtualAlloc
VirtualFree
VirtualProtect
RtlCaptureContext
RtlLookupFunctionEntry
RtlVirtualUnwind
UnhandledExceptionFilter
SetUnhandledExceptionFilter
GetCurrentProcess
TerminateProcess
IsProcessorFeaturePresent
QueryPerformanceCounter
GetCurrentProcessId
GetCurrentThreadId
GetSystemTimeAsFileTime
InitializeSListHead
IsDebuggerPresent
GetStartupInfoW
GetModuleHandleW
RtlUnwindEx
GetLastError
SetLastError
EnterCriticalSection
LeaveCriticalSection
DeleteCriticalSection
InitializeCriticalSectionAndSpinCount
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
FreeLibrary
LoadLibraryExW
GetStdHandle
WriteFile
MultiByteToWideChar
WideCharToMultiByte
ExitProcess
GetModuleHandleExW
GetACP
FindClose
FindFirstFileExW
FindNextFileW
IsValidCodePage
GetOEMCP
GetCPInfo
GetCommandLineA
GetCommandLineW
GetEnvironmentStringsW
FreeEnvironmentStringsW
SetStdHandle
GetFileType
GetStringTypeW
RaiseException

user32

GetIconInfoExA
RegisterClassExW
FillRect

ole32

ReleaseStgMedium
CoSetMessageDispatcher
OleLoadPictureExt
OleGetIconOfFile

gdi32

GdiEndDocEMF
D3DKMTInvalidateActiveVidPn
GetGlyphIndicesA
D3DKMTCreateSynchronizationObject
D3DKMTShareObjects
GetEnhMetaFileDescriptionA

shell32

ord83
ord13
SetCurrentProcessExplicitAppUserModelID
ord164
ord10
SHGetDriveMedia

Sections

.text
Size: 115KB - Virtual size: 114KB

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: 86KB - Virtual size: 90KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 4KB - Virtual size: 3KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.gfids
Size: 512B - Virtual size: 160B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 3KB - Virtual size: 2KB

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

Sharing

General

Malware Config

Signatures

Files

f0b3b47c1c4e1d4f46796f8c66fb904f

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

user32

ole32

gdi32

shell32

Sections

.text Size: 115KB - Virtual size: 114KB

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

.data Size: 86KB - Virtual size: 90KB

.pdata Size: 4KB - Virtual size: 3KB

.gfids Size: 512B - Virtual size: 160B

.rsrc Size: 3KB - Virtual size: 2KB

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

.text
Size: 115KB - Virtual size: 114KB

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

.data
Size: 86KB - Virtual size: 90KB

.pdata
Size: 4KB - Virtual size: 3KB

.gfids
Size: 512B - Virtual size: 160B

.rsrc
Size: 3KB - Virtual size: 2KB

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