Archive[.]zip | Triage

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General

Target

Archive.zip
Size

575KB
MD5

612e1e89db160830d5a7cf0d241247d8
SHA1

9addc38c076bc54ed0b133e125fc2a327bbccdbd
SHA256

5f521cea59932671c18e57b2a14846a5262a553bae04694a655576c4b7e20066
SHA512

57ef1cd4ae72e3ad6ab7f4aefe341040030d3eecf4c0d43e221a2cfdabe29a1c8a8cf2f7937272dd65992509bca2e333a1af5f7e5f9a535c5262f54b45c4fac0
SSDEEP

12288:nlajQFBuwyIYDNZpwX9n93NaKOeY638uBsqyiXi70ZoH9HnsG3DuNIS7I9dc:ltFBfYDO9ir10rX80Zoh3TuNIKIzc

Score

3^/10

Malware Config

Signatures

Unsigned PE 2 IoCs

Checks for missing Authenticode signature.

resource
unpack001/medusa.ac.dll
unpack001/medusa.ac_injector.exe

Files

Archive.zip
.zip
__MACOSX/._medusa.ac.dll
__MACOSX/._medusa.ac_injector.exe
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
medusa.ac_injector.exe
.exe windows:6 windows x64 arch:x64

47e2958a7088787d6c2a473424cb4e2f

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

Imports

kernel32

CloseHandle
CreateRemoteThread
GetCurrentDirectoryA
GetCurrentProcessId
GetCurrentThreadId
GetModuleHandleA
GetModuleHandleW
GetProcAddress
GetSystemTimeAsFileTime
InitializeSListHead
IsDebuggerPresent
IsProcessorFeaturePresent
OpenProcess
QueryPerformanceCounter
RtlCaptureContext
RtlLookupFunctionEntry
RtlVirtualUnwind
SetUnhandledExceptionFilter
Sleep
UnhandledExceptionFilter
VirtualAllocEx
VirtualFreeEx
WriteProcessMemory

user32

FindWindowA
GetWindowThreadProcessId

vcruntime140

__C_specific_handler
__current_exception
__current_exception_context
memcpy
memset

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

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

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

strcat_s
strlen

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

__p__commode
_set_fmode
puts

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

__setusermatherr

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

_configthreadlocale

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

_set_new_mode

Sections

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

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: 308B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 512B - Virtual size: 312B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 512B - Virtual size: 44B

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

47e2958a7088787d6c2a473424cb4e2f

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

user32

vcruntime140

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

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

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

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

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

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

Sections

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

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

.data Size: 512B - Virtual size: 308B

.pdata Size: 512B - Virtual size: 312B

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

.reloc Size: 512B - Virtual size: 44B

.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: 3KB - Virtual size: 3KB

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

.data
Size: 512B - Virtual size: 308B

.pdata
Size: 512B - Virtual size: 312B

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

.reloc
Size: 512B - Virtual size: 44B