alg[.]exe | Triage

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General

Target

alg.exe
Size

93KB
MD5

925745e84a8cc0836d3054700c106e6c
SHA1

7fcd946b20f272c8d644c6eb1f458f60f0ac6d24
SHA256

2959abc045fecf473e69cfb0bcb6056998d4b6834c8fdaab9c2fae04bc48cfa2
SHA512

29266f381c9718b036c0f00d4d508c2fe811c06dce6c098ce21c60d0cc647c1a8ad7a99eaafa73beb71c071ab17b9252b66cc421a5f01924125aeb878b861f92
SSDEEP

1536:TfIP6/nan91ZoSfokSsDtAX+39R83NDKBx4HjRVATr8o6z4H3:c6/anJpfFSUAXlVYr8oY

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
alg.exe

Files

alg.exe
.exe windows x64

f718d257cb3a4bbbe8310fa60e7d1ded

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_GUARD_CF
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE

Imports

msvcrt

_fmode
?terminate@@YAXXZ
_wcmdln
_initterm
??1type_info@@UEAA@XZ
_lock
__setusermatherr
_cexit
_exit
exit
_unlock
__dllonexit
_onexit
memmove
_commode
__set_app_type
__wgetmainargs
_amsg_exit
isdigit
_XcptFilter
_CxxThrowException
_callnewh
??0exception@@QEAA@AEBQEBDH@Z
??0exception@@QEAA@XZ
memmove_s
memcpy_s
_wcsicmp
?what@exception@@UEBAPEBDXZ
realloc
wcscat_s
malloc
free
??0exception@@QEAA@AEBV0@@Z
??1exception@@UEAA@XZ
??0exception@@QEAA@AEBQEBD@Z
__C_specific_handler
__CxxFrameHandler3
memcmp
memcpy
memset

api-ms-win-core-synch-l1-1-0

SetEvent
DeleteCriticalSection
InitializeCriticalSection
EnterCriticalSection
LeaveCriticalSection
CreateEventW
WaitForSingleObject

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

FindResourceExW
SizeofResource
GetModuleFileNameW
LoadResource
GetModuleHandleW
LoadLibraryExW
GetProcAddress
FreeLibrary

api-ms-win-core-string-l2-1-0

CharPrevW
CharNextW

api-ms-win-core-errorhandling-l1-1-0

SetUnhandledExceptionFilter
RaiseException
GetLastError
UnhandledExceptionFilter

api-ms-win-core-registry-l1-1-0

RegNotifyChangeKeyValue
RegOpenKeyExW
RegQueryValueExW
RegQueryInfoKeyW
RegDeleteValueW
RegSetValueExW
RegEnumKeyExW
RegEnumValueW
RegCloseKey
RegCreateKeyExW

api-ms-win-core-memory-l1-1-0

VirtualAlloc
VirtualQuery
VirtualProtect

api-ms-win-core-sysinfo-l1-1-0

GetSystemInfo
GetTickCount
GetSystemTimeAsFileTime

api-ms-win-core-string-l1-1-0

MultiByteToWideChar

api-ms-win-core-handle-l1-1-0

DuplicateHandle
CloseHandle

api-ms-win-core-synch-l1-2-1

WaitForMultipleObjects

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

Sleep

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

HeapFree
GetProcessHeap
HeapSetInformation
HeapAlloc
HeapDestroy

api-ms-win-core-processthreads-l1-1-0

GetCurrentThreadId
TerminateProcess
GetCurrentProcessId
CreateThread
GetCurrentProcess
GetStartupInfoW

api-ms-win-core-profile-l1-1-0

QueryPerformanceCounter

api-ms-win-core-rtlsupport-l1-1-0

RtlLookupFunctionEntry
RtlCaptureContext
RtlVirtualUnwind

api-ms-win-core-threadpool-legacy-l1-1-0

CreateTimerQueue
DeleteTimerQueueTimer
CreateTimerQueueTimer
DeleteTimerQueueEx

api-ms-win-core-string-obsolete-l1-1-0

lstrcmpiW
lstrcpynW

cryptbase

SystemFunction036

mswsock

AcceptEx
GetAcceptExSockaddrs

api-ms-win-core-file-l1-1-0

WriteFile
ReadFile

api-ms-win-core-delayload-l1-1-1

ResolveDelayLoadedAPI

api-ms-win-core-delayload-l1-1-0

DelayLoadFailureHook

api-ms-win-core-kernel32-legacy-l1-1-0

BindIoCompletionCallback

Sections

.text
Size: 57KB - Virtual size: 56KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 21KB - Virtual size: 21KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 1024B - Virtual size: 3KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 3KB - Virtual size: 3KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.didat
Size: 512B - Virtual size: 280B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 8KB - Virtual size: 7KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 512B - Virtual size: 500B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

f718d257cb3a4bbbe8310fa60e7d1ded

Headers

DLL Characteristics

File Characteristics

Imports

msvcrt

api-ms-win-core-synch-l1-1-0

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

api-ms-win-core-string-l2-1-0

api-ms-win-core-errorhandling-l1-1-0

api-ms-win-core-registry-l1-1-0

api-ms-win-core-memory-l1-1-0

api-ms-win-core-sysinfo-l1-1-0

api-ms-win-core-string-l1-1-0

api-ms-win-core-handle-l1-1-0

api-ms-win-core-synch-l1-2-1

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

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

api-ms-win-core-processthreads-l1-1-0

api-ms-win-core-profile-l1-1-0

api-ms-win-core-rtlsupport-l1-1-0

api-ms-win-core-threadpool-legacy-l1-1-0

api-ms-win-core-string-obsolete-l1-1-0

cryptbase

mswsock

api-ms-win-core-file-l1-1-0

api-ms-win-core-delayload-l1-1-1

api-ms-win-core-delayload-l1-1-0

api-ms-win-core-kernel32-legacy-l1-1-0

Sections

.text Size: 57KB - Virtual size: 56KB

.rdata Size: 21KB - Virtual size: 21KB

.data Size: 1024B - Virtual size: 3KB

.pdata Size: 3KB - Virtual size: 3KB

.didat Size: 512B - Virtual size: 280B

.rsrc Size: 8KB - Virtual size: 7KB

.reloc Size: 512B - Virtual size: 500B

.text
Size: 57KB - Virtual size: 56KB

.rdata
Size: 21KB - Virtual size: 21KB

.data
Size: 1024B - Virtual size: 3KB

.pdata
Size: 3KB - Virtual size: 3KB

.didat
Size: 512B - Virtual size: 280B

.rsrc
Size: 8KB - Virtual size: 7KB

.reloc
Size: 512B - Virtual size: 500B