myshell[.]exe | Triage

General

Target

myshell.exe
Size

5.0MB
MD5

3abdc7d1ddbe2ae06beb14d2b2660399
SHA1

b22f2522f57bfb66e9141c89ab9d2b8fac4a8b36
SHA256

b4eac90e866f5ad8af37b43f5e9459e59ee1e7e2cbb284703c0ef7b1a13ee723
SHA512

70e3978d71e0caaa2b1b840d65249fdc7b9f13b08d8dde2e06d533ce30959430f9a93caf58f6343c78118f36123becdb43379919b77f967218560b99adf2776b
SSDEEP

49152:kxBcphB5F3O4Rrb/T2vO90d7HjmAFd4A64nsfJnWL9gea4HeHT+FQWltFOYh5XK5:b3PuXeCNYYh8EAa

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
myshell.exe

Files

myshell.exe
.exe windows x64

f0ea7b7844bbc5bfa9bb32efdcea957c

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
IMAGE_FILE_DEBUG_STRIPPED

Imports

kernel32

WriteFile
WriteConsoleW
WaitForMultipleObjects
WaitForSingleObject
VirtualQuery
VirtualFree
VirtualAlloc
TlsAlloc
SwitchToThread
SuspendThread
SetWaitableTimer
SetUnhandledExceptionFilter
SetProcessPriorityBoost
SetEvent
SetErrorMode
SetConsoleCtrlHandler
ResumeThread
PostQueuedCompletionStatus
LoadLibraryA
LoadLibraryW
SetThreadContext
GetThreadContext
GetSystemInfo
GetSystemDirectoryA
GetStdHandle
GetQueuedCompletionStatusEx
GetProcessAffinityMask
GetProcAddress
GetEnvironmentStringsW
GetConsoleMode
FreeEnvironmentStringsW
ExitProcess
DuplicateHandle
CreateWaitableTimerExW
CreateThread
CreateIoCompletionPort
CreateFileA
CreateEventA
CloseHandle
AddVectoredExceptionHandler

Sections

.text
Size: 2.4MB - Virtual size: 2.4MB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 2.3MB - Virtual size: 2.3MB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 237KB - Virtual size: 609KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

.symtab
Size: 512B - Virtual size: 4B

IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

f0ea7b7844bbc5bfa9bb32efdcea957c

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

Sections

.text Size: 2.4MB - Virtual size: 2.4MB

.rdata Size: 2.3MB - Virtual size: 2.3MB

.data Size: 237KB - Virtual size: 609KB

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

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

.symtab Size: 512B - Virtual size: 4B

.text
Size: 2.4MB - Virtual size: 2.4MB

.rdata
Size: 2.3MB - Virtual size: 2.3MB

.data
Size: 237KB - Virtual size: 609KB

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

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

.symtab
Size: 512B - Virtual size: 4B