b1ef7b267d887e34bf0242a94b38e7dc9fd5e6f8b2c5c440ce4ec98cc74642fb[.]exe

Resubmissions

07/03/2025, 16:03

250307-thsw5ssygt 5

13/01/2025, 02:42

250113-c7dp3ssjew 5

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General

Target

b1ef7b267d887e34bf0242a94b38e7dc9fd5e6f8b2c5c440ce4ec98cc74642fb.exe
Size

5.2MB
MD5

54e383ca658ebd3caaf586f032f1c401
SHA1

bc013aace5491c65a869e944123a4344cea6c1f0
SHA256

b1ef7b267d887e34bf0242a94b38e7dc9fd5e6f8b2c5c440ce4ec98cc74642fb
SHA512

4d10c2f888b5f56b59341e1dee5c53f56f2d81a9034eda36182bfd04246274d1fdee85b3ceccd5677ae8608626c2952ddd30fbe730dac54e405983c2a35fe51c
SSDEEP

49152:UTyQOnGEoOozdSv3U4Yn0+U0vN52S7aoRPWicuRX3EYqDqmjVNiIhnU/hHYBWZh0:KSv31WaZlah4q1W61nH/a

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
b1ef7b267d887e34bf0242a94b38e7dc9fd5e6f8b2c5c440ce4ec98cc74642fb.exe

Files

b1ef7b267d887e34bf0242a94b38e7dc9fd5e6f8b2c5c440ce4ec98cc74642fb.exe
.exe windows:6 windows x64 arch:x64

ce5f91eb3b1ebc7df7d7ab97a153e7b7

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

PDB Paths

darkfunk.pdb

Imports

api-ms-win-core-synch-l1-2-0

WakeByAddressAll
WaitOnAddress
WakeByAddressSingle

bcryptprimitives

ProcessPrng

kernel32

Sleep
GetModuleHandleA
GetCurrentThreadId
GetSystemTimeAsFileTime
GetOverlappedResult
FreeEnvironmentStringsW
DeleteProcThreadAttributeList
CompareStringOrdinal
GetLastError
AddVectoredExceptionHandler
SetThreadStackGuarantee
GetCurrentThread
SwitchToThread
WaitForSingleObject
ReadFile
GetSystemInfo
RtlCaptureContext
RtlLookupFunctionEntry
RtlVirtualUnwind
SetLastError
GetCurrentDirectoryW
GetEnvironmentStringsW
GetEnvironmentVariableW
GetCommandLineW
SetFileInformationByHandle
SetFilePointerEx
GetStdHandle
GetCurrentProcessId
WriteFileEx
SleepEx
GetExitCodeProcess
QueryPerformanceFrequency
PostQueuedCompletionStatus
HeapFree
HeapReAlloc
lstrlenW
ReleaseMutex
GetQueuedCompletionStatusEx
FindNextFileW
FindClose
CreateFileW
GetFileInformationByHandle
GetFileInformationByHandleEx
FindFirstFileW
DeleteFileW
GetFinalPathNameByHandleW
CreateEventW
CancelIo
CreateIoCompletionPort
GetConsoleMode
SetHandleInformation
FormatMessageW
GetModuleFileNameW
ExitProcess
CreateNamedPipeW
ReadFileEx
WaitForMultipleObjects
GetFullPathNameW
GetSystemDirectoryW
GetWindowsDirectoryW
CreateProcessW
GetFileAttributesW
InitializeProcThreadAttributeList
UpdateProcThreadAttribute
MultiByteToWideChar
WriteConsoleW
WideCharToMultiByte
CreateThread
GetProcessHeap
HeapAlloc
WaitForSingleObjectEx
LoadLibraryA
CreateMutexA
DuplicateHandle
GetCurrentProcess
SetFileCompletionNotificationModes
InitializeSListHead
IsDebuggerPresent
UnhandledExceptionFilter
SetUnhandledExceptionFilter
CloseHandle
GetProcAddress
GetModuleHandleW
QueryPerformanceCounter
IsProcessorFeaturePresent

user32

SystemParametersInfoW

advapi32

RegQueryValueExW
RegOpenKeyExW
SystemFunction036
RegCloseKey

ws2_32

send
recv
shutdown
ioctlsocket
connect
bind
WSASocketW
getsockname
getpeername
getsockopt
setsockopt
WSAIoctl
WSAGetLastError
WSAStartup
WSACleanup
freeaddrinfo
getaddrinfo
closesocket
WSASend

secur32

ApplyControlToken
FreeCredentialsHandle
AcceptSecurityContext
InitializeSecurityContextW
QueryContextAttributesW
FreeContextBuffer
DeleteSecurityContext
AcquireCredentialsHandleA
DecryptMessage
EncryptMessage

crypt32

CertDuplicateStore
CertEnumCertificatesInStore
CertVerifyCertificateChainPolicy
CertGetCertificateChain
CertAddCertificateContextToStore
CertFreeCertificateContext
CertDuplicateCertificateContext
CertFreeCertificateChain
CertOpenStore
CertDuplicateCertificateChain
CertCloseStore

ntdll

NtCreateFile
NtDeviceIoControlFile
RtlNtStatusToDosError
NtReadFile
NtWriteFile
NtCancelIoFileEx

bcrypt

BCryptGenRandom

vcruntime140

__current_exception_context
__C_specific_handler
__current_exception
_CxxThrowException
memcmp
memmove
memset
memcpy
__CxxFrameHandler3

api-ms-win-crt-math-l1-1-0

round
pow
__setusermatherr
truncf
roundf
powf
exp2f
ceil

api-ms-win-crt-runtime-l1-1-0

_configure_narrow_argv
_initialize_narrow_environment
_seh_filter_exe
_get_initial_narrow_environment
_initterm
_initterm_e
_crt_atexit
_set_app_type
exit
_exit
__p___argc
__p___argv
_cexit
_c_exit
_register_thread_local_exe_atexit_callback
terminate
_initialize_onexit_table
_register_onexit_function

api-ms-win-crt-stdio-l1-1-0

_set_fmode
__p__commode

api-ms-win-crt-locale-l1-1-0

_configthreadlocale

api-ms-win-crt-heap-l1-1-0

free
_set_new_mode

Sections

.text
Size: 3.5MB - Virtual size: 3.5MB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 1.5MB - Virtual size: 1.5MB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 12KB - Virtual size: 12KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 162KB - Virtual size: 162KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 24KB - Virtual size: 24KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Resubmissions

Sharing

General

Malware Config

Signatures

Files

ce5f91eb3b1ebc7df7d7ab97a153e7b7

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

api-ms-win-core-synch-l1-2-0

bcryptprimitives

kernel32

user32

advapi32

ws2_32

secur32

crypt32

ntdll

bcrypt

vcruntime140

api-ms-win-crt-math-l1-1-0

api-ms-win-crt-runtime-l1-1-0

api-ms-win-crt-stdio-l1-1-0

api-ms-win-crt-locale-l1-1-0

api-ms-win-crt-heap-l1-1-0

Sections

.text Size: 3.5MB - Virtual size: 3.5MB

.rdata Size: 1.5MB - Virtual size: 1.5MB

.data Size: 12KB - Virtual size: 12KB

.pdata Size: 162KB - Virtual size: 162KB

.reloc Size: 24KB - Virtual size: 24KB

.text
Size: 3.5MB - Virtual size: 3.5MB

.rdata
Size: 1.5MB - Virtual size: 1.5MB

.data
Size: 12KB - Virtual size: 12KB

.pdata
Size: 162KB - Virtual size: 162KB

.reloc
Size: 24KB - Virtual size: 24KB