Static task
static1
Behavioral task
behavioral1
Sample
OKSend_setup.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
OKSend_setup.exe
Resource
win10v2004-20231215-en
Behavioral task
behavioral3
Sample
新云软件.url
Resource
win7-20231215-en
Behavioral task
behavioral4
Sample
新云软件.url
Resource
win10v2004-20231215-en
General
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Target
8b952e98340d510b28d10f94b22f0afe
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Size
2.5MB
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MD5
8b952e98340d510b28d10f94b22f0afe
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SHA1
7c0f671b8beb99e69df77c06a5a740af4a9f26d2
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SHA256
d58c22350a4d628f2113bf9cd7143b1543c13b6b2f84af10d0b70a868890a0e3
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SHA512
b48afec70084fdc04b7a502eb08d9e7d2705d171e5edc4f07764022ff2dbcd4ae289d41aa4cd14c664d99beb809235f581710bbecfe3a7648feeafae22224334
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SSDEEP
49152:T+IM7SniVrT7O378eAvYOyWPQwN+fKi5HC+EbNbD433erkmXPmykmHRi5jR+5lbs:f1tpA/PwKi5i/VkWpXuz85FonD
Malware Config
Signatures
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource unpack001/OKSend_setup.exe
Files
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8b952e98340d510b28d10f94b22f0afe.rar
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OKSend_setup.exe.exe windows:4 windows x86 arch:x86
a24e57cfb1e35030a9b4252bf1fa8b4b
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
lstrcmpiA
lstrcpyA
lstrlenA
_lclose
RemoveDirectoryA
DeleteFileA
GetModuleFileNameA
_lread
_llseek
_lopen
GetDiskFreeSpaceA
SetCurrentDirectoryA
CreateDirectoryA
GetFileAttributesA
lstrcatA
GetTempPathA
GetCurrentDirectoryA
_lwrite
_lcreat
CloseHandle
GetExitCodeProcess
CreateProcessA
ExitProcess
TerminateProcess
GetCurrentProcess
HeapFree
HeapAlloc
GetModuleHandleA
GetStartupInfoA
GetCommandLineA
GetVersion
InitializeCriticalSection
EnterCriticalSection
LeaveCriticalSection
GetEnvironmentVariableA
GetVersionExA
HeapDestroy
HeapCreate
VirtualFree
VirtualAlloc
HeapReAlloc
RtlUnwind
UnhandledExceptionFilter
FreeEnvironmentStringsA
FreeEnvironmentStringsW
WideCharToMultiByte
GetEnvironmentStrings
GetEnvironmentStringsW
SetHandleCount
GetStdHandle
GetFileType
GetCurrentThreadId
TlsSetValue
TlsAlloc
SetLastError
TlsGetValue
GetLastError
WriteFile
GetCPInfo
GetACP
GetOEMCP
GetProcAddress
LoadLibraryA
InterlockedDecrement
InterlockedIncrement
MultiByteToWideChar
LCMapStringA
LCMapStringW
GetStringTypeA
GetStringTypeW
user32
TranslateMessage
DispatchMessageA
PeekMessageA
MsgWaitForMultipleObjects
wsprintfA
LoadCursorA
SetCursor
MessageBoxA
Sections
.text Size: 20KB - Virtual size: 18KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rdata Size: 4KB - Virtual size: 3KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.data Size: 12KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 28KB - Virtual size: 26KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.prdata Size: 76KB - Virtual size: 76KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
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新云软件.url.url