revLoader[.]exe

Resubmissions

07/05/2023, 22:14

230507-1559baga56 3

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General

Target

revLoader.exe
Size

33KB
MD5

3289557dda56ebe91f377e0663ede5b6
SHA1

ec0ad6e72cec1975e9302becd272c6ebe25a25e0
SHA256

562d03c97644c0229b2981d7cd4a0d1f61c2ca08d2c6d4e7b6710337c3063628
SHA512

6334af32494d6c590c5eec8ffe28585fc15e2df03de30e8bb674b38585a347c83eeb33648f56e036c8fa6e4c38eaaeb8d7b8f3db9ae66ce34be043fd8c1adb3d
SSDEEP

384:MLWuQlm+wAjfuD2QoP2kP2GBupxb4HuVSCnIAA6rixX1r7CfJv2lWxAA5lWTV:MLWuseAjGIwTb4IPMO12UlWB

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
revLoader.exe

Files

revLoader.exe
.exe windows x86

dc7667d12ac8c7f2f091262b6bc28ad3

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE

Imports

kernel32

SetEvent
CreateEventA
CreateProcessA
GetLastError
GetProcAddress
LoadLibraryA
WaitForSingleObject
SetEnvironmentVariableA
GetModuleFileNameA
CloseHandle
QueryPerformanceCounter
GetSystemTimeAsFileTime
MapViewOfFile
GetCommandLineW
CreateFileMappingA
GetPrivateProfileStringA
GetCurrentProcessId
GetCurrentThreadId
DecodePointer
IsDebuggerPresent
SetUnhandledExceptionFilter
UnhandledExceptionFilter
GetCurrentProcess
TerminateProcess
EncodePointer
GetStartupInfoW
HeapSetInformation
InterlockedCompareExchange
Sleep
InterlockedExchange
GetTickCount

user32

MessageBoxA

advapi32

RegOpenKeyExA
RegCreateKeyExA
RegSetValueExA
RegCloseKey

shell32

CommandLineToArgvW

msvcr100

isspace
atoi
strncpy
_filelength
_fileno
strrchr
wcstombs
_amsg_exit
__getmainargs
_cexit
_exit
_XcptFilter
_ismbblead
exit
_acmdln
_initterm
_initterm_e
_configthreadlocale
__setusermatherr
_commode
_fmode
__set_app_type
_crt_debugger_hook
?terminate@@YAXXZ
_unlock
__dllonexit
_lock
_onexit
_except_handler4_common
_invoke_watson
_controlfp_s
_wcsicmp
fclose
fopen
sprintf
??2@YAPAXI@Z
??3@YAXPAX@Z
_itoa
fread
memset

Sections

.text
Size: 4KB - Virtual size: 4KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 512B - Virtual size: 2KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 23KB - Virtual size: 22KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 1024B - Virtual size: 926B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Resubmissions

Sharing

General

Malware Config

Signatures

Files

dc7667d12ac8c7f2f091262b6bc28ad3

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

user32

advapi32

shell32

msvcr100

Sections

.text Size: 4KB - Virtual size: 4KB

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

.data Size: 512B - Virtual size: 2KB

.rsrc Size: 23KB - Virtual size: 22KB

.reloc Size: 1024B - Virtual size: 926B

.text
Size: 4KB - Virtual size: 4KB

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

.data
Size: 512B - Virtual size: 2KB

.rsrc
Size: 23KB - Virtual size: 22KB

.reloc
Size: 1024B - Virtual size: 926B