Static task
static1
Behavioral task
behavioral1
Sample
Pinnacle.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
Pinnacle.exe
Resource
win10v2004-20231222-en
Behavioral task
behavioral3
Sample
rinst.exe
Resource
win7-20231129-en
Behavioral task
behavioral4
Sample
rinst.exe
Resource
win10v2004-20231215-en
Behavioral task
behavioral5
Sample
snake.exe
Resource
win7-20231215-en
Behavioral task
behavioral6
Sample
snake.exe
Resource
win10v2004-20231215-en
Behavioral task
behavioral7
Sample
snakehk.dll
Resource
win7-20231215-en
Behavioral task
behavioral8
Sample
snakehk.dll
Resource
win10v2004-20231222-en
General
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Target
0904f1d130c71fa49587161c3613deb0
-
Size
450KB
-
MD5
0904f1d130c71fa49587161c3613deb0
-
SHA1
d03fe27cadc1d004b6497b43bb234374e4be8b21
-
SHA256
51b9954f31a62f6fc46be59897e05a2c2b6ba39db3c9ca7920cb3f17bd4e8f12
-
SHA512
7983cc5055397779e0544af8fa055594ce2a0e3639bf30de0791df95f3fdab2e771fabd11b374fdc931f8e374915eeba49ebdf72449d229a26d9d1554ccb716a
-
SSDEEP
12288:UwEPUqjTJ5Fkwl2Fkrx1hYtnIzoQjpy1k4YgeFd60BWO6ule:Uwupvkkh1OIoDneFdbW5T
Malware Config
Signatures
-
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource unpack001/Pinnacle.exe unpack001/rinst.exe
Files
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0904f1d130c71fa49587161c3613deb0.rar
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Pinnacle.exe.exe windows:4 windows x86 arch:x86
Headers
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
Sections
.text Size: 64KB - Virtual size: 68KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.data Size: 2KB - Virtual size: 24KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.idata Size: 3KB - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.rsrc Size: 28KB - Virtual size: 28KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
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inst.dat
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mc.dat
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pk.bin
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rinst.exe.exe windows:4 windows x86 arch:x86
7ca32fe06cef41cf114a012e2f8f89d5
Headers
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
Imports
kernel32
lstrcmpW
lstrcmpiW
GetProcAddress
GetModuleHandleW
GetVersionExW
LoadLibraryW
FreeLibrary
CloseHandle
OpenProcess
GetLastError
MultiByteToWideChar
GetSystemDirectoryW
ReadFile
GetFileSize
CreateFileW
lstrcatW
lstrcpyW
lstrcpynW
CreateDirectoryW
SetFileTime
SystemTimeToFileTime
GetSystemTime
WriteFile
DeleteFileW
CreateProcessW
Sleep
RemoveDirectoryW
FindClose
FindNextFileW
FindFirstFileW
SetCurrentDirectoryW
lstrlenW
CopyFileW
GetTempPathW
FileTimeToSystemTime
GetFileTime
TerminateProcess
GetCurrentProcess
GetModuleFileNameW
LoadLibraryA
RaiseException
InterlockedExchange
LocalAlloc
GetStartupInfoA
GetModuleHandleA
user32
PostMessageW
CharLowerW
FindWindowW
shell32
ShellExecuteW
msvcrt
__getmainargs
??3@YAXPAX@Z
wcscpy
wcslen
memcpy
??2@YAPAXI@Z
wcschr
memset
__p___argv
__p___argc
wcsrchr
__CxxFrameHandler
_EH_prolog
_exit
_XcptFilter
exit
_acmdln
_initterm
__setusermatherr
_adjust_fdiv
__p__commode
__p__fmode
__set_app_type
_except_handler3
_controlfp
Sections
.rdata Size: 2KB - Virtual size: 2KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 19KB - Virtual size: 19KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
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snake.exe
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snakehk.dll