WeChat[.]exe | Triage

Sharing

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General

Target

WeChat.exe
Size

77KB
MD5

4668dda4b098a678c4c435573a0578c9
SHA1

9d232399d47f99589b11f1e372d604bbc0b10045
SHA256

19fd9f1de018f8fa61fc85e8442ee71cbb9905b8baab2cdb8b27dd8036bf1135
SHA512

fe98d60dea63bcb2f6ecf80cd62fa2cb7f13003c4e501759aeca853d0eea0ce140fe522d94d68bac7f64fe004c981a3df3dbb758ecd7e82bafcbb140b6441395
SSDEEP

1536:+SbrdAQ9OdgorihwRuZUIWKr8uGiJjhZag9:5MC/GiJB9

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
WeChat.exe

Files

WeChat.exe
.exe windows:5 windows x86 arch:x86

550feb53ebaeb58ffa0f6770e5046d9a

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE

PDB Paths

D:\project\win\webchat\MultiWebchat\Release\MultiWeChat.pdb

Imports

kernel32

Process32NextW
GetModuleHandleA
Process32FirstW
DuplicateHandle
CloseHandle
VirtualAlloc
GetProcAddress
GetLastError
OpenProcess
VirtualFree
CreateToolhelp32Snapshot
GetCurrentProcess
QueryPerformanceCounter
GetSystemTimeAsFileTime
GetCurrentProcessId
GetCurrentThreadId
IsDebuggerPresent
SetUnhandledExceptionFilter
UnhandledExceptionFilter
TerminateProcess
InterlockedCompareExchange
Sleep
InterlockedExchange
GetTickCount

advapi32

AdjustTokenPrivileges
LookupPrivilegeValueW
RegOpenKeyW
RegQueryValueExW
OpenProcessToken
RegCloseKey

shell32

ShellExecuteW

shlwapi

PathAppendW

msvcr90

exit
__initenv
_initterm
_initterm_e
_configthreadlocale
__setusermatherr
_adjust_fdiv
__p__commode
__p__fmode
_encode_pointer
__set_app_type
_crt_debugger_hook
?terminate@@YAXXZ
_unlock
__dllonexit
_lock
_onexit
_decode_pointer
_except_handler4_common
_invoke_watson
_controlfp_s
_exit
_cexit
__getmainargs
_amsg_exit
printf
wcsstr
wcsncpy
_wcsicmp
_XcptFilter
memset

Sections

.text
Size: 4KB - Virtual size: 3KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 3KB - Virtual size: 2KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 512B - Virtual size: 920B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 68KB - Virtual size: 67KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 1024B - Virtual size: 740B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

550feb53ebaeb58ffa0f6770e5046d9a

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

kernel32

advapi32

shell32

shlwapi

msvcr90

Sections

.text Size: 4KB - Virtual size: 3KB

.rdata Size: 3KB - Virtual size: 2KB

.data Size: 512B - Virtual size: 920B

.rsrc Size: 68KB - Virtual size: 67KB

.reloc Size: 1024B - Virtual size: 740B

.text
Size: 4KB - Virtual size: 3KB

.rdata
Size: 3KB - Virtual size: 2KB

.data
Size: 512B - Virtual size: 920B

.rsrc
Size: 68KB - Virtual size: 67KB

.reloc
Size: 1024B - Virtual size: 740B