2024-06-25_25c38cea6e02b7dd61bc1d41591881ef_bkransomware

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General

Target

2024-06-25_25c38cea6e02b7dd61bc1d41591881ef_bkransomware
Size

3.3MB
MD5

25c38cea6e02b7dd61bc1d41591881ef
SHA1

1d5a562e6480346ad89c52966a90966c8d185d77
SHA256

47bd421ea9308a2c173ba5c37764b1f400d3452aa6ca5e26dca535bef35f1eee
SHA512

83f8f229c0fd713381fc49d51fbf365cade35b544c224623ec76541d81f89f2047ea02098377885f400f8230ba2f4eac26475a5ffc1b2689b9d4a9cd7a979981
SSDEEP

24576:cfCULdlQmKyhrlJ/jnwoCRPWGTjtqcSgszpw+6c9VqG1u+HtOU:eLgmKyhrX/3MwVn1pHtOU

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
2024-06-25_25c38cea6e02b7dd61bc1d41591881ef_bkransomware

Files

2024-06-25_25c38cea6e02b7dd61bc1d41591881ef_bkransomware
.exe windows:6 windows x86 arch:x86

14b633fbb3bf92ea6fa74b00b0b0c69b

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE

PDB Paths

H:\trunk_downloader_package\downloader\bin\ldplayerinst.pdb

Imports

advapi32

RegCreateKeyW
RegQueryValueExW
RegCloseKey
CryptGenRandom
RegSetValueExW
RegCreateKeyExW
OpenProcessToken
DuplicateTokenEx
CryptCreateHash
CryptReleaseContext
CryptHashData
CryptDestroyHash
CryptEncrypt
CryptDestroyKey
RegOpenKeyExA
RegQueryValueExA
CryptGetHashParam
CryptImportKey
CryptAcquireContextA

ws2_32

sendto
recvfrom
freeaddrinfo
getaddrinfo
WSAIoctl
setsockopt
ntohs
htons
getsockopt
WSAGetLastError
WSACleanup
accept
listen
getpeername
connect
ioctlsocket
gethostname
WSAStartup
htonl
ntohl
closesocket
bind
send
recv
WSASetLastError
select
socket
__WSAFDIsSet
getsockname

crypt32

CertFreeCertificateContext

wldap32

ord41
ord301
ord200
ord30
ord79
ord35
ord33
ord32
ord27
ord26
ord22
ord50
ord143
ord46
ord211
ord45

normaliz

IdnToAscii

kernel32

DeleteCriticalSection
InitializeCriticalSection
CreateEventW
SetEvent
EnterCriticalSection
LeaveCriticalSection
GlobalAlloc
GlobalFree
GetVersionExW
RaiseException
InitializeCriticalSectionEx
LoadResource
LockResource
SizeofResource
FindResourceW
FindResourceExW
GetProcAddress
DecodePointer
LoadLibraryW
HeapDestroy
HeapAlloc
HeapFree
HeapReAlloc
HeapSize
GetProcessHeap
SetLastError
GetLogicalDriveStringsW
GetDriveTypeW
DeviceIoControl
GetDiskFreeSpaceExW
GetVolumeInformationW
GetCurrentProcess
OpenProcess
DuplicateHandle
CreateToolhelp32Snapshot
Process32FirstW
Process32NextW
K32EnumProcessModules
K32GetModuleFileNameExW
GetWindowsDirectoryW
GetExitCodeProcess
GetModuleHandleW
FreeLibrary
FindFirstFileW
GetLastError
DeleteFileW
FindClose
RemoveDirectoryW
CreateDirectoryW
FreeResource
CreateSemaphoreW
ReleaseSemaphore
CreateThread
GetCurrentThreadId
GetSystemInfo
CreateMutexW
GetLocalTime
GlobalLock
GlobalUnlock
ReadFile
Sleep
TerminateThread
GetFileSizeEx
GetFileSize
MoveFileExW
MultiByteToWideChar
WideCharToMultiByte
GetStdHandle
TerminateProcess
GetStartupInfoW
GetCurrentDirectoryW
GetACP
ExitProcess
MulDiv
InitializeCriticalSectionAndSpinCount
FormatMessageA
GetTickCount64
SleepEx
VerSetConditionMask
GetSystemDirectoryA
GetModuleHandleA
LoadLibraryA
VerifyVersionInfoA
WaitForSingleObjectEx
GetFileType
PeekNamedPipe
WaitForMultipleObjects
ExpandEnvironmentStringsA
GetCommandLineW
UnregisterWait
RegisterWaitForSingleObject
SetThreadAffinityMask
GetProcessAffinityMask
GetNumaHighestNodeNumber
DeleteTimerQueueTimer
ChangeTimerQueueTimer
CreateTimerQueueTimer
GetLogicalProcessorInformation
TlsFree
TlsSetValue
TlsGetValue
TlsAlloc
GetThreadPriority
SetThreadPriority
SwitchToThread
SignalObjectAndWait
QueryDepthSList
InterlockedFlushSList
InterlockedPushEntrySList
InterlockedPopEntrySList
IsProcessorFeaturePresent
CreateTimerQueue
GetCPInfo
GetStringTypeW
EncodePointer
AreFileApisANSI
GetFileInformationByHandle
GetFileAttributesExW
FindFirstFileExW
GetCurrentThread
GetSystemTimeAsFileTime
CreateFileW
WriteFile
GetUserDefaultUILanguage
WaitForSingleObject
CloseHandle
CreateProcessW
GetModuleFileNameW
IsDebuggerPresent
ExitThread
GetTickCount
LoadLibraryExW
RtlUnwind
SetFilePointerEx
FileTimeToLocalFileTime
FileTimeToSystemTime
GetCurrentProcessId
UnhandledExceptionFilter
SetUnhandledExceptionFilter
GetFullPathNameW
SetEnvironmentVariableA
CompareStringW
SetEndOfFile
LCMapStringW
GetLocaleInfoW
IsValidLocale
GetUserDefaultLCID
EnumSystemLocalesW
IsValidCodePage
GetOEMCP
GetModuleHandleExW
OutputDebugStringW
GetThreadTimes
FreeLibraryAndExitThread
VirtualAlloc
VirtualFree
VirtualProtect
InitializeSListHead
UnregisterWaitEx
GetConsoleCP
GetConsoleMode
FlushFileBuffers
QueryPerformanceCounter
GetEnvironmentStringsW
FreeEnvironmentStringsW
GetTimeZoneInformation
ReadConsoleW
SetStdHandle
SystemTimeToTzSpecificLocalTime
WriteConsoleW
FindNextFileW

user32

OffsetRect
SetCursor
wvsprintfW
GetWindow
IsRectEmpty
UnionRect
IntersectRect
MapWindowPoints
ScreenToClient
InvalidateRect
GetUpdateRect
ReleaseCapture
GetKeyState
GetFocus
GetActiveWindow
SetFocus
CharNextW
IsWindowVisible
DispatchMessageW
TranslateMessage
GetMessageW
PtInRect
GetCursorPos
LoadImageW
IsZoomed
SetWindowRgn
MessageBoxW
GetWindowTextW
GetWindowTextLengthW
GetCaretBlinkTime
GetCaretPos
CharPrevW
FillRect
SetRect
CreateCaret
GetGUIThreadInfo
BringWindowToTop
EnableWindow
ShowWindow
CloseWindow
PostQuitMessage
SetWindowTextW
SendMessageW
InvalidateRgn
CreateAcceleratorTableW
GetSysColor
ClientToScreen
SetCaretPos
CallWindowProcW
RegisterClassExW
GetClassInfoExW
GetMonitorInfoW
MonitorFromWindow
MoveWindow
GetWindowRect
SetTimer
KillTimer
GetClientRect
DrawTextW
DestroyWindow
GetParent
BeginPaint
EndPaint
DefWindowProcW
GetDC
LoadCursorW
RegisterClassW
CreateWindowExW
LoadBitmapW
SetWindowLongW
GetWindowLongW
IsWindow
FindWindowExW
PostMessageW
SetPropW
GetPropW
GetSystemMetrics
IsIconic
SetForegroundWindow
SetWindowPos
SetCapture
ShowCaret
HideCaret
ReleaseDC

gdi32

CreateCompatibleBitmap
DeleteObject
CreateFontIndirectW
Rectangle
RestoreDC
SaveDC
GetTextMetricsW
SetBkMode
SetTextColor
CreatePen
CreateFontW
SetWindowOrgEx
CreateRoundRectRgn
GetObjectA
CreatePatternBrush
GetDeviceCaps
CreatePenIndirect
CreateRectRgnIndirect
GetCharABCWidthsW
GetClipBox
GetTextExtentPoint32W
LineTo
RoundRect
SelectClipRgn
ExtSelectClipRgn
SetBkColor
StretchBlt
SetStretchBltMode
CreateDIBSection
MoveToEx
TextOutW
ExtTextOutW
GdiFlush
BitBlt
DeleteDC
CombineRgn
GetStockObject
GetObjectW
SelectObject
CreateSolidBrush
CreateCompatibleDC

shell32

SHGetFolderPathW
ord165
ShellExecuteW
ShellExecuteExW
SHGetMalloc
SHGetPathFromIDListW
SHBrowseForFolderW

ole32

CLSIDFromString
CoCreateInstance
OleLockRunning
CreateStreamOnHGlobal
CoCreateGuid
CoUninitialize
CLSIDFromProgID
CoInitialize

oleaut32

SysFreeString
SysAllocString
VariantInit
VariantClear

shlwapi

PathFileExistsW
PathIsRootW

wininet

InternetReadFile
InternetCloseHandle
InternetCrackUrlW
InternetOpenW
HttpSendRequestW
HttpOpenRequestW
HttpQueryInfoW
InternetConnectW

gdiplus

GdipLoadImageFromStream
GdipSetStringFormatAlign
GdipGetImageWidth
GdipGetImageHeight
GdipImageGetFrameDimensionsCount
GdipImageGetFrameDimensionsList
GdipImageGetFrameCount
GdipImageSelectActiveFrame
GdipGetPropertyItemSize
GdipGetPropertyItem
GdipDeleteStringFormat
GdipCreateStringFormat
GdipAlloc
GdipFree
GdiplusStartup
GdiplusShutdown
GdipCloneBrush
GdipDeleteBrush
GdipCreateLineBrushI
GdipCloneImage
GdipDisposeImage
GdipGetImageGraphicsContext
GdipCreateBitmapFromScan0
GdipCreateFromHDC
GdipDeleteGraphics
GdipSetCompositingQuality
GdipSetSmoothingMode
GdipSetPixelOffsetMode
GdipSetTextRenderingHint
GdipSetInterpolationMode
GdipGraphicsClear
GdipDrawImage
GdipDrawImageRectI
GdipDeleteFontFamily
GdipCreateFontFromLogfontA
GdipDeleteFont
GdipGetFamily
GdipDrawString
GdipSetStringFormatLineAlign
GdipCreateFontFromDC

iphlpapi

GetAdaptersInfo

comctl32

_TrackMouseEvent
ord17

imm32

ImmGetVirtualKey
ImmGetContext
ImmReleaseContext
ImmSetCompositionFontW
ImmSetCompositionWindow

Sections

.text
Size: 1.1MB - Virtual size: 1.1MB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 245KB - Virtual size: 245KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 33KB - Virtual size: 67KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 1.9MB - Virtual size: 1.9MB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 58KB - Virtual size: 57KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

14b633fbb3bf92ea6fa74b00b0b0c69b

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

advapi32

ws2_32

crypt32

wldap32

normaliz

kernel32

user32

gdi32

shell32

ole32

oleaut32

shlwapi

wininet

gdiplus

iphlpapi

comctl32

imm32

Sections

.text Size: 1.1MB - Virtual size: 1.1MB

.rdata Size: 245KB - Virtual size: 245KB

.data Size: 33KB - Virtual size: 67KB

.rsrc Size: 1.9MB - Virtual size: 1.9MB

.reloc Size: 58KB - Virtual size: 57KB

.text
Size: 1.1MB - Virtual size: 1.1MB

.rdata
Size: 245KB - Virtual size: 245KB

.data
Size: 33KB - Virtual size: 67KB

.rsrc
Size: 1.9MB - Virtual size: 1.9MB

.reloc
Size: 58KB - Virtual size: 57KB