Bootstrapper[.]exe

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General

Target

Bootstrapper.exe
Size

9.4MB
MD5

f2a6133b7f38fc49f792ae799d1b4750
SHA1

6bef46ddde325f45a0e9ff123112c96bbd47c795
SHA256

37bde6655e1272e159b9c2e3a7eee3f4e9a837c0f04240645d3991d112287f8d
SHA512

f9611bed83b4bce1841868880a42dacb6b8f7e8859be1d85b3c8d3a365a0244566cbfb12294c7b2c82b15d6c0e47095d8246a95d522c3a064a0d8511b2411254
SSDEEP

98304:UHuETr54/xXEPmZM8l2EKSxOyFOiC0YYWtS7tkk6Q9SFxVLUeRF:2pIxXoSTlzdFfCtlIZ/9iZX

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
Bootstrapper.exe

Files

Bootstrapper.exe
.exe windows:6 windows x64 arch:x64

d42595b695fc008ef2c56aabd8efd68e

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

WriteFile
WriteConsoleW
WerSetFlags
WerGetFlags
WaitForMultipleObjects
WaitForSingleObject
VirtualQuery
VirtualFree
VirtualAlloc
TlsAlloc
SwitchToThread
SuspendThread
SetWaitableTimer
SetProcessPriorityBoost
SetEvent
SetErrorMode
SetConsoleCtrlHandler
RtlVirtualUnwind
RtlLookupFunctionEntry
ResumeThread
RaiseFailFastException
PostQueuedCompletionStatus
LoadLibraryW
LoadLibraryExW
SetThreadContext
GetThreadContext
GetSystemInfo
GetSystemDirectoryA
GetStdHandle
GetQueuedCompletionStatusEx
GetProcessAffinityMask
GetProcAddress
GetErrorMode
GetEnvironmentStringsW
GetCurrentThreadId
GetConsoleMode
FreeEnvironmentStringsW
ExitProcess
DuplicateHandle
CreateWaitableTimerExW
CreateThread
CreateIoCompletionPort
CreateEventA
CloseHandle
AddVectoredExceptionHandler
AddVectoredContinueHandler

Sections

.text
Size: 2.8MB - Virtual size: 2.8MB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 3.3MB - Virtual size: 3.3MB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 314KB - Virtual size: 626KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 64KB - Virtual size: 64KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.xdata
Size: 512B - Virtual size: 180B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

/4
Size: 512B - Virtual size: 332B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

/19
Size: 505KB - Virtual size: 504KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

/32
Size: 105KB - Virtual size: 105KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

/46
Size: 512B - Virtual size: 48B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

/65
Size: 1011KB - Virtual size: 1011KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

/78
Size: 651KB - Virtual size: 651KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

/90
Size: 190KB - Virtual size: 189KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

.idata
Size: 1KB - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.reloc
Size: 55KB - Virtual size: 55KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

.symtab
Size: 447KB - Virtual size: 447KB

IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

d42595b695fc008ef2c56aabd8efd68e

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

Sections

.text Size: 2.8MB - Virtual size: 2.8MB

.rdata Size: 3.3MB - Virtual size: 3.3MB

.data Size: 314KB - Virtual size: 626KB

.pdata Size: 64KB - Virtual size: 64KB

.xdata Size: 512B - Virtual size: 180B

/4 Size: 512B - Virtual size: 332B

/19 Size: 505KB - Virtual size: 504KB

/32 Size: 105KB - Virtual size: 105KB

/46 Size: 512B - Virtual size: 48B

/65 Size: 1011KB - Virtual size: 1011KB

/78 Size: 651KB - Virtual size: 651KB

/90 Size: 190KB - Virtual size: 189KB

.idata Size: 1KB - Virtual size: 1KB

.reloc Size: 55KB - Virtual size: 55KB

.symtab Size: 447KB - Virtual size: 447KB

.text
Size: 2.8MB - Virtual size: 2.8MB

.rdata
Size: 3.3MB - Virtual size: 3.3MB

.data
Size: 314KB - Virtual size: 626KB

.pdata
Size: 64KB - Virtual size: 64KB

.xdata
Size: 512B - Virtual size: 180B

/4
Size: 512B - Virtual size: 332B

/19
Size: 505KB - Virtual size: 504KB

/32
Size: 105KB - Virtual size: 105KB

/46
Size: 512B - Virtual size: 48B

/65
Size: 1011KB - Virtual size: 1011KB

/78
Size: 651KB - Virtual size: 651KB

/90
Size: 190KB - Virtual size: 189KB

.idata
Size: 1KB - Virtual size: 1KB

.reloc
Size: 55KB - Virtual size: 55KB

.symtab
Size: 447KB - Virtual size: 447KB