av-loader[.]rar

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General

Target

av-loader.rar
Size

4.4MB
MD5

2b02b677a28873adeca18e2891ae40e6
SHA1

b1c7facb8e827e40ad020b87d1ab4765e727a0b7
SHA256

e5fbbdd97a36537bc681ed5f2f24ffaed1af628aa8eec57bd46516b8171bf457
SHA512

b63f05da2abfe52df81467c7f948433b58d27d133fb5f4db62f4a61a14005b5adeeb333c50b7a79d9e437cd5e3cf24e18eddfa79e3e732d553bb2652a0f0bff2
SSDEEP

98304:kzWRkcP4pL413YpvRLv69wgvbr4iy3HHW4vSKPWo3qRNOLpcnFEKhT:24hApLUYpvRLv6igD9y3HWV1qqvOLGB

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
unpack001/av-loader/avhook-loader.exe

Files

av-loader.rar
.rar
av-loader/(dll fix)/dll-fix.bat
av-loader/avhook-loader.exe
.exe windows:6 windows x64 arch:x64

f0a8b2f6742c5041bab6982ebdd6858e

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

C:\Users\avhook\Desktop\avhook.xyz\sources\avhook loader\x64\Release\avhook-loader.pdb

Imports

kernel32

QueryPerformanceFrequency
GetProcAddress
VerSetConditionMask
FreeLibrary
VerifyVersionInfoW
QueryPerformanceCounter
InitializeSListHead
GetSystemTimeAsFileTime
GetCurrentThreadId
GetCurrentProcessId
GetModuleHandleW
GetStartupInfoW
IsDebuggerPresent
IsProcessorFeaturePresent
TerminateProcess
LoadLibraryA
SetUnhandledExceptionFilter
UnhandledExceptionFilter
RtlVirtualUnwind
RtlLookupFunctionEntry
RtlCaptureContext
SleepConditionVariableSRW
WakeAllConditionVariable
Sleep
AcquireSRWLockExclusive
ReleaseSRWLockExclusive
MultiByteToWideChar
GetModuleHandleA
GlobalUnlock
WideCharToMultiByte
GlobalLock
GlobalFree
GlobalAlloc
GetCurrentProcess

user32

ClientToScreen
SetWindowLongA
GetCapture
EmptyClipboard
DispatchMessageA
TranslateMessage
PeekMessageA
PostQuitMessage
UpdateWindow
GetWindowLongW
AdjustWindowRectEx
GetKeyState
LoadCursorA
DestroyWindow
GetDC
SetWindowPos
MonitorFromWindow
EnumDisplayMonitors
ScreenToClient
SetWindowTextW
WindowFromPoint
IsChild
GetMonitorInfoA
GetForegroundWindow
DefWindowProcA
CreateWindowExA
CloseClipboard
OpenClipboard
GetCursorPos
ReleaseDC
SetCursorPos
IsIconic
SetForegroundWindow
ReleaseCapture
RegisterClassExA
UnregisterClassA
GetClientRect
SetWindowLongW
SetCursor
SetCapture
GetClipboardData
BringWindowToTop
SetFocus
SetLayeredWindowAttributes
SetClipboardData
GetWindowRect
GetDesktopWindow
ShowWindow

gdi32

GetDeviceCaps

msvcp140

??Bid@locale@std@@QEAA_KXZ
?always_noconv@codecvt_base@std@@QEBA_NXZ
??7ios_base@std@@QEBA_NXZ
?write@?$basic_ostream@DU?$char_traits@D@std@@@std@@QEAAAEAV12@PEBD_J@Z
??1?$basic_ostream@DU?$char_traits@D@std@@@std@@UEAA@XZ
??1?$basic_ios@DU?$char_traits@D@std@@@std@@UEAA@XZ
?xsputn@?$basic_streambuf@DU?$char_traits@D@std@@@std@@MEAA_JPEBD_J@Z
?xsgetn@?$basic_streambuf@DU?$char_traits@D@std@@@std@@MEAA_JPEAD_J@Z
?showmanyc@?$basic_streambuf@DU?$char_traits@D@std@@@std@@MEAA_JXZ
??1?$basic_streambuf@DU?$char_traits@D@std@@@std@@UEAA@XZ
??0?$basic_ostream@DU?$char_traits@D@std@@@std@@QEAA@PEAV?$basic_streambuf@DU?$char_traits@D@std@@@1@_N@Z
??0?$basic_ios@DU?$char_traits@D@std@@@std@@IEAA@XZ
?setstate@?$basic_ios@DU?$char_traits@D@std@@@std@@QEAAXH_N@Z
_Query_perf_frequency
??1_Lockit@std@@QEAA@XZ
??0_Lockit@std@@QEAA@H@Z
?_Throw_Cpp_error@std@@YAXH@Z
?_Getgloballocale@locale@std@@CAPEAV_Locimp@12@XZ
?id@?$codecvt@DDU_Mbstatet@@@std@@2V0locale@2@A
?_Fiopen@std@@YAPEAU_iobuf@@PEBDHH@Z
?_Xlength_error@std@@YAXPEBD@Z
_Cnd_do_broadcast_at_thread_exit
_Query_perf_counter
_Thrd_detach
?_Getcat@?$codecvt@DDU_Mbstatet@@@std@@SA_KPEAPEBVfacet@locale@2@PEBV42@@Z
?unshift@?$codecvt@DDU_Mbstatet@@@std@@QEBAHAEAU_Mbstatet@@PEAD1AEAPEAD@Z
??0?$basic_streambuf@DU?$char_traits@D@std@@@std@@IEAA@XZ
?getloc@?$basic_streambuf@DU?$char_traits@D@std@@@std@@QEBA?AVlocale@2@XZ
?_Init@?$basic_streambuf@DU?$char_traits@D@std@@@std@@IEAAXXZ
?in@?$codecvt@DDU_Mbstatet@@@std@@QEBAHAEAU_Mbstatet@@PEBD1AEAPEBDPEAD3AEAPEAD@Z
?out@?$codecvt@DDU_Mbstatet@@@std@@QEBAHAEAU_Mbstatet@@PEBD1AEAPEBDPEAD3AEAPEAD@Z

imm32

ImmReleaseContext
ImmGetContext
ImmSetCompositionWindow

d3d9

Direct3DCreate9

vcruntime140_1

__CxxFrameHandler4

vcruntime140

__current_exception
_CxxThrowException
__C_specific_handler
memchr
memcmp
strstr
__std_terminate
memset
memcpy
memmove
__current_exception_context
__std_exception_copy
__std_exception_destroy

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

_cexit
_seh_filter_exe
_set_app_type
_crt_atexit
_initterm
_initterm_e
_exit
_register_onexit_function
_c_exit
_register_thread_local_exe_atexit_callback
_initialize_onexit_table
_initialize_narrow_environment
_configure_narrow_argv
_invalid_parameter_noinfo_noreturn
terminate
exit
system
_get_narrow_winmain_command_line
_beginthreadex
_wassert

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

fputc
__p__commode
_set_fmode
__stdio_common_vsscanf
__stdio_common_vsprintf
_wfopen
fflush
fseek
__acrt_iob_func
ftell
_get_stream_buffer_pointers
_fseeki64
fread
fsetpos
ungetc
setvbuf
fgetpos
fwrite
fgetc
fclose

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

_unlock_file
_lock_file

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

strncmp
strncpy
strcmp

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

qsort

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

free
_callnewh
_set_new_mode
malloc

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

sinf
cosf
sqrtf
acosf
ceilf
__setusermatherr

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

_configthreadlocale

Sections

.text
Size: 323KB - Virtual size: 323KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 92KB - Virtual size: 91KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 6.3MB - Virtual size: 6.3MB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 15KB - Virtual size: 14KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 512B - Virtual size: 488B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 512B - Virtual size: 260B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
av-loader/read me.txt

Sharing

General

Malware Config

Signatures

Files

f0a8b2f6742c5041bab6982ebdd6858e

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

kernel32

user32

gdi32

msvcp140

imm32

d3d9

vcruntime140_1

vcruntime140

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

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

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

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

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

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

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

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

Sections

.text Size: 323KB - Virtual size: 323KB

.rdata Size: 92KB - Virtual size: 91KB

.data Size: 6.3MB - Virtual size: 6.3MB

.pdata Size: 15KB - Virtual size: 14KB

.rsrc Size: 512B - Virtual size: 488B

.reloc Size: 512B - Virtual size: 260B

.text
Size: 323KB - Virtual size: 323KB

.rdata
Size: 92KB - Virtual size: 91KB

.data
Size: 6.3MB - Virtual size: 6.3MB

.pdata
Size: 15KB - Virtual size: 14KB

.rsrc
Size: 512B - Virtual size: 488B

.reloc
Size: 512B - Virtual size: 260B