merlin | merlinAgent-Windows-x64[.]exe

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11-08-2023 17:47

230811-wc8frafe99 10

10-08-2023 17:14

230810-vr3y5shd4t 10

10-08-2023 17:10

230810-vp753shc8w 10

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General

Target

merlinAgent-Windows-x64.exe
Size

9.6MB
MD5

fb02c0bff8c56abca12053b7cf81855f
SHA1

faf053d435580a1db262406d4ee472ae5f3be76b
SHA256

68bc9c85149fde2a5fd2591042065aca4a3af8f108d17951f773058c090f57e9
SHA512

02b3de8a73b26477fdeff16eccb333f4e4e36dcc0a99078c36ca5533e919e1a0e0e49903e0e3c8c536e971b8bbb144275987b7ba64f7a0903a3a7c947b9f0f8e
SSDEEP

49152:UX2f8JnDn955rzrb/TZvO90d7HjmAFd4A64nsfJgANV0jdd5VQYlQLnTdzCQkvnV:UJIYVOJGkucr6GE4Xq3lJv

Score

10^/10

merlin

Malware Config

Signatures

Merlin family
merlin

Merlin payload 1 IoCs

Processes:

resource	yara_rule
sample	family_merlin

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

Processes:

resource
merlinAgent-Windows-x64.exe

Files

merlinAgent-Windows-x64.exe
.exe windows x64

9cbefe68f395e67356e2a5d8d1b285c0

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
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: 4.7MB - Virtual size: 4.7MB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 4.4MB - Virtual size: 4.4MB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 490KB - Virtual size: 933KB

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: 86KB - Virtual size: 86KB

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

Resubmissions

Sharing

General

Malware Config

Signatures

Files

9cbefe68f395e67356e2a5d8d1b285c0

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

Sections

.text Size: 4.7MB - Virtual size: 4.7MB

.rdata Size: 4.4MB - Virtual size: 4.4MB

.data Size: 490KB - Virtual size: 933KB

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

.reloc Size: 86KB - Virtual size: 86KB

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

.text
Size: 4.7MB - Virtual size: 4.7MB

.rdata
Size: 4.4MB - Virtual size: 4.4MB

.data
Size: 490KB - Virtual size: 933KB

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

.reloc
Size: 86KB - Virtual size: 86KB

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