1f67665c9c888748393949ea05b61cc621ff2045cc1fe07e86109f257a0204df

Sharing

Copy URL Twitter E-mail

General

Target

1f67665c9c888748393949ea05b61cc621ff2045cc1fe07e86109f257a0204df
Size

7.6MB
MD5

f945f1ecf9eef48c01e3a0a7eb29a7e0
SHA1

9bca0ac52eb43893bc50495a5071e8cf8f075a2b
SHA256

1f67665c9c888748393949ea05b61cc621ff2045cc1fe07e86109f257a0204df
SHA512

cfea038661101ce60ad75446a67aa4dca915796a4726fb5e5c6eb715c47bb7467d53a6fb5498bc4f3c31cb4ea9103085e3b8a0044361f88b0f8d622da37c8dd1
SSDEEP

196608:EovjICV0dPW0GBYp1hjYwJpXDF7NYAsS4RwXETuEeiCQU:EgjICVKGBUXjRTxoHmXE6EeiCQU

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
unpack001/otc3.dll

Files

1f67665c9c888748393949ea05b61cc621ff2045cc1fe07e86109f257a0204df
.zip
otc3.dll
.dll windows:6 windows x86

e11c74dc09b0c743ae187c9a234a6a5d

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_DLL

Imports

kernel32

SizeofResource
SetConsoleTitleA
VirtualAlloc
FindResourceA
GetModuleHandleA
LoadLibraryA
LockResource
CreateThread
LoadResource
GetProcAddress
AllocConsole
VirtualFree
VirtualQuery
HeapCreate
VirtualProtect
HeapFree
GetCurrentProcess
Thread32Next
Thread32First
GetCurrentThreadId
SuspendThread
ResumeThread
CreateToolhelp32Snapshot
Sleep
HeapReAlloc
CloseHandle
HeapAlloc
GetThreadContext
GetCurrentProcessId
GetModuleHandleW
FlushInstructionCache
SetThreadContext
OpenThread
InitializeCriticalSectionAndSpinCount
DeleteCriticalSection
CreateEventW
UnhandledExceptionFilter
SetUnhandledExceptionFilter
TerminateProcess
IsProcessorFeaturePresent
IsDebuggerPresent
QueryPerformanceCounter
GetSystemTimeAsFileTime
InitializeSListHead

shell32

ShellExecuteA

msvcp140

?_Xlength_error@std@@YAXPBD@Z

vcruntime140

__std_terminate
__current_exception
__std_exception_destroy
__std_type_info_destroy_list
_except_handler4_common
_CxxThrowException
memcpy
__std_exception_copy
__CxxFrameHandler3
memset
__current_exception_context
memmove

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

free
_callnewh
malloc

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

__acrt_iob_func
freopen_s
__stdio_common_vfprintf

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

_crt_atexit
_register_onexit_function
_initialize_onexit_table
_initialize_narrow_environment
_configure_narrow_argv
_seh_filter_dll
terminate
_initterm
_initterm_e
_execute_onexit_table
_invalid_parameter_noinfo_noreturn
_cexit

Sections

.text
Size: 22KB - Virtual size: 21KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 16KB - Virtual size: 16KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 1024B - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.text0
Size: 1.5MB - Virtual size: 1.5MB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.reloc
Size: 2KB - Virtual size: 2KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 8.8MB - Virtual size: 8.8MB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

e11c74dc09b0c743ae187c9a234a6a5d

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

shell32

msvcp140

vcruntime140

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

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

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

Sections

.text Size: 22KB - Virtual size: 21KB

.rdata Size: 16KB - Virtual size: 16KB

.data Size: 1024B - Virtual size: 1KB

.text0 Size: 1.5MB - Virtual size: 1.5MB

.reloc Size: 2KB - Virtual size: 2KB

.rsrc Size: 8.8MB - Virtual size: 8.8MB

.text
Size: 22KB - Virtual size: 21KB

.rdata
Size: 16KB - Virtual size: 16KB

.data
Size: 1024B - Virtual size: 1KB

.text0
Size: 1.5MB - Virtual size: 1.5MB

.reloc
Size: 2KB - Virtual size: 2KB

.rsrc
Size: 8.8MB - Virtual size: 8.8MB