updater[.]exe | Triage

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General

Target

updater.exe
Size

5.6MB
MD5

131f8afbe871062138ddb6b19ad2dfa4
SHA1

f1746a6b9aff7afd4a9f855a47f8051c506e0804
SHA256

3f26ff1b22755edf1f992a869bf6da9e04866ac8f75c391747614ae70bfca9f8
SHA512

a979bdefbd00d79a85107f802de810c9afbe85c9d1b6b1a34a3787f6fdfdcc958dc1a5fa48835a5b9a5cbe1812500e9b597d729c74f66ecf3c9a1e448b5894db
SSDEEP

98304:eqPzwUo72Kgs09rTn6A7m/WdToGX4LirxI6SLks+LUswMnAkXyVmKl+ik8:e0zu72Ps09r+A74wxI+r8+cVmKIC

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
updater.exe

Files

updater.exe
.exe windows x64

f7505c167603909b7180406402fef19e

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_LARGE_ADDRESS_AWARE
IMAGE_FILE_DEBUG_STRIPPED

Imports

kernel32

CloseHandle
CreateSemaphoreW
DeleteCriticalSection
EnterCriticalSection
GetCurrentThreadId
GetLastError
GetStartupInfoA
InitializeCriticalSection
IsDBCSLeadByteEx
LeaveCriticalSection
MultiByteToWideChar
RaiseException
ReleaseSemaphore
RtlCaptureContext
RtlLookupFunctionEntry
RtlUnwindEx
RtlVirtualUnwind
SetLastError
SetUnhandledExceptionFilter
Sleep
TlsAlloc
TlsFree
TlsGetValue
TlsSetValue
VirtualProtect
VirtualQuery
WaitForSingleObject
WideCharToMultiByte

msvcrt

__C_specific_handler
___lc_codepage_func
___mb_cur_max_func
__getmainargs
__initenv
__iob_func
__set_app_type
__setusermatherr
_acmdln
_amsg_exit
_cexit
_commode
_errno
_fmode
_initterm
_onexit
_wcsicmp
_wcsnicmp
abort
calloc
exit
fprintf
fputc
fputs
fputwc
free
fwprintf
fwrite
localeconv
malloc
memcpy
memset
realloc
signal
strcmp
strerror
strlen
strncmp
vfprintf
wcscat
wcscpy
wcslen
wcsncmp
wcsstr

Sections

.text
Size: 107KB - Virtual size: 106KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.data
Size: 5.4MB - Virtual size: 5.4MB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rdata
Size: 15KB - Virtual size: 15KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.pdata
Size: 5KB - Virtual size: 4KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.bss
Size: - Virtual size: 9KB

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.CRT
Size: 512B - Virtual size: 96B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.tls
Size: 512B - Virtual size: 16B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 2KB - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.reloc
Size: 1024B - Virtual size: 824B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

f7505c167603909b7180406402fef19e

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

msvcrt

Sections

.text Size: 107KB - Virtual size: 106KB

.data Size: 5.4MB - Virtual size: 5.4MB

.rdata Size: 15KB - Virtual size: 15KB

.pdata Size: 5KB - Virtual size: 4KB

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

.bss Size: - Virtual size: 9KB

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

.CRT Size: 512B - Virtual size: 96B

.tls Size: 512B - Virtual size: 16B

.rsrc Size: 2KB - Virtual size: 1KB

.reloc Size: 1024B - Virtual size: 824B

.text
Size: 107KB - Virtual size: 106KB

.data
Size: 5.4MB - Virtual size: 5.4MB

.rdata
Size: 15KB - Virtual size: 15KB

.pdata
Size: 5KB - Virtual size: 4KB

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

.bss
Size: - Virtual size: 9KB

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

.CRT
Size: 512B - Virtual size: 96B

.tls
Size: 512B - Virtual size: 16B

.rsrc
Size: 2KB - Virtual size: 1KB

.reloc
Size: 1024B - Virtual size: 824B