medusa[.]ac[.]dll

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General

Target

medusa.ac.dll
Size

1.2MB
MD5

0ee1a2bdacb6c9951dd5e4a7fb16e61a
SHA1

ea5dd62c53b88a56daa951d7ae1ad14ae1d3c798
SHA256

8de948eee3657c19392eaf88eeecd702e1b8d8f67179df2995b974e30ab0da08
SHA512

2798b6f93ee8921965f4ab0ba27f98ca6654c5c78e01b36742f8ba3b02b86cf265e40212e1ee27c90cda83c609d812585518c0fca03f39ea1c181f5996b29dd9
SSDEEP

24576:d9Pyti0yVfG5huvj2q7lhCh0lhSMXlYRGMXOzqn:dVZ0IwuhzQGMXOzqn

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
medusa.ac.dll

Files

medusa.ac.dll
.dll windows:6 windows x64 arch:x64

054c3096d4b0bb2035013d6c87044b1b

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE
IMAGE_FILE_DLL

Imports

jvm

JNI_GetCreatedJavaVMs

opengl32

glBindTexture
glBlendFunc
glColorPointer
glDeleteTextures
glDisable
glDisableClientState
glDrawElements
glEnable
glEnableClientState
glFrontFace
glGenTextures
glGetFloatv
glGetIntegerv
glGetTexEnviv
glIsEnabled
glLoadIdentity
glLoadMatrixf
glMatrixMode
glOrtho
glPixelStorei
glPolygonMode
glPopAttrib
glPopMatrix
glPushAttrib
glPushMatrix
glScissor
glShadeModel
glTexCoordPointer
glTexEnvi
glTexImage2D
glTexParameteri
glVertexPointer
glViewport

kernel32

AcquireSRWLockExclusive
AllocConsole
CloseHandle
CreateThread
CreateToolhelp32Snapshot
ExitProcess
FlushInstructionCache
FormatMessageA
FreeConsole
FreeLibrary
FreeLibraryAndExitThread
GetConsoleWindow
GetCurrentProcess
GetCurrentProcessId
GetCurrentThreadId
GetLastError
GetLocaleInfoA
GetLocaleInfoEx
GetModuleHandleA
GetModuleHandleW
GetProcAddress
GetProcessHeap
GetSystemInfo
GetSystemTimeAsFileTime
GetThreadContext
GlobalAlloc
GlobalFree
GlobalLock
GlobalUnlock
HeapAlloc
HeapCreate
HeapDestroy
HeapFree
HeapReAlloc
InitOnceBeginInitialize
InitOnceComplete
InitializeSListHead
IsDebuggerPresent
IsProcessorFeaturePresent
LoadLibraryA
LocalFree
MultiByteToWideChar
OpenThread
QueryPerformanceCounter
QueryPerformanceFrequency
RaiseException
ReleaseSRWLockExclusive
ResumeThread
RtlCaptureContext
RtlLookupFunctionEntry
RtlVirtualUnwind
SetThreadContext
SetUnhandledExceptionFilter
Sleep
SleepConditionVariableSRW
SuspendThread
TerminateProcess
TerminateThread
Thread32First
Thread32Next
UnhandledExceptionFilter
VerSetConditionMask
VirtualAlloc
VirtualFree
VirtualProtect
VirtualQuery
WakeAllConditionVariable
WideCharToMultiByte

user32

CallNextHookEx
CallWindowProcA
ClientToScreen
CloseClipboard
DispatchMessageA
EmptyClipboard
EnumWindows
FindWindowA
GetAsyncKeyState
GetCapture
GetClassNameA
GetClientRect
GetClipboardData
GetCursorPos
GetDC
GetForegroundWindow
GetKeyNameTextA
GetKeyState
GetKeyboardLayout
GetMessageA
GetMessageExtraInfo
GetWindowTextA
GetWindowThreadProcessId
IsWindowUnicode
LoadCursorA
MapVirtualKeyA
MessageBoxA
MonitorFromWindow
OpenClipboard
ReleaseCapture
ReleaseDC
ScreenToClient
SetCapture
SetClipboardData
SetCursor
SetCursorPos
SetProcessDPIAware
SetWindowLongPtrA
SetWindowsHookExA
TrackMouseEvent
TranslateMessage
UnhookWindowsHookEx
mouse_event

gdi32

CreateRectRgn
DeleteObject
GetDeviceCaps

shell32

ShellExecuteA

msvcp140

??0_Locinfo@std@@QEAA@PEBD@Z
??0_Lockit@std@@QEAA@H@Z
??0facet@locale@std@@IEAA@_K@Z
??1_Locinfo@std@@QEAA@XZ
??1_Lockit@std@@QEAA@XZ
??1facet@locale@std@@MEAA@XZ
?_Decref@facet@locale@std@@UEAAPEAV_Facet_base@3@XZ
?_Getcvt@_Locinfo@std@@QEBA?AU_Cvtvec@@XZ
?_Getgloballocale@locale@std@@CAPEAV_Locimp@12@XZ
?_Id_cnt@id@locale@std@@0HA
?_Incref@facet@locale@std@@UEAAXXZ
?_Init@locale@std@@CAPEAV_Locimp@12@_N@Z
?_Syserror_map@std@@YAPEBDH@Z
?_Winerror_map@std@@YAHH@Z
?_Xbad_alloc@std@@YAXXZ
?_Xlength_error@std@@YAXPEBD@Z
?id@?$numpunct@D@std@@2V0locale@2@A

dwmapi

DwmEnableBlurBehindWindow
DwmGetColorizationColor
DwmIsCompositionEnabled

imm32

ImmGetContext
ImmReleaseContext
ImmSetCandidateWindow
ImmSetCompositionWindow

vcruntime140

_CxxThrowException
__C_specific_handler
__C_specific_handler_noexcept
__CxxFrameHandler3
__std_exception_copy
__std_exception_destroy
__std_terminate
__std_type_info_destroy_list
__vcrt_GetModuleFileNameW
__vcrt_LoadLibraryExW
memchr
memcmp
memcpy
memmove
memset
strchr
strstr

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

__acrt_iob_func
__stdio_common_vfprintf
__stdio_common_vsprintf
__stdio_common_vsscanf
_wfopen
fclose
fflush
fread
freopen
fseek
ftell
fwrite

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

_dsign
_dtest
_fdsign
_fdtest
_ldsign
_ldtest
acosf
atan2f
ceilf
cosf
floorf
fmodf
log
logf
pow
powf
sinf
sqrtf

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

_cexit
_configure_narrow_argv
_crt_atexit
_execute_onexit_table
_initialize_narrow_environment
_initialize_onexit_table
_initterm
_initterm_e
_invalid_parameter_noinfo_noreturn
_register_onexit_function
_seh_filter_dll
_wassert
abort
exit

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

_time64

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

atof

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

_callnewh
calloc
free
malloc

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

localeconv

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

qsort
rand
srand

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

strcat_s
strcmp
strcpy
strcpy_s
strlen
strncmp
strncpy
toupper

Sections

.text
Size: 856KB - Virtual size: 855KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 352KB - Virtual size: 351KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 20KB - Virtual size: 48KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 18KB - Virtual size: 18KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.tls
Size: 512B - Virtual size: 9B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 512B - Virtual size: 424B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

054c3096d4b0bb2035013d6c87044b1b

Headers

DLL Characteristics

File Characteristics

Imports

jvm

opengl32

kernel32

user32

gdi32

shell32

msvcp140

dwmapi

imm32

vcruntime140

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

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

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

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

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

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

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

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

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

Sections

.text Size: 856KB - Virtual size: 855KB

.rdata Size: 352KB - Virtual size: 351KB

.data Size: 20KB - Virtual size: 48KB

.pdata Size: 18KB - Virtual size: 18KB

.tls Size: 512B - Virtual size: 9B

.rsrc Size: 512B - Virtual size: 424B

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

.text
Size: 856KB - Virtual size: 855KB

.rdata
Size: 352KB - Virtual size: 351KB

.data
Size: 20KB - Virtual size: 48KB

.pdata
Size: 18KB - Virtual size: 18KB

.tls
Size: 512B - Virtual size: 9B

.rsrc
Size: 512B - Virtual size: 424B

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