who[.]exe | Triage

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General

Target

who.exe
Size

338KB
MD5

13da49db9148ceb4a6e57b2c7ce0e735
SHA1

be23a0608579cb4e52c38e45e43fe204d550841a
SHA256

688a17cadeecaa4c7251220e9035fee2b33ebb017f410f7a4e86cf6678ef7f89
SHA512

46d17a2bd7de17a972764efd8fb2e0780043a130bab2e40192906150ef1961636474bee7831e8a2565873ac2227742af8939b7edaa71d610931232118eb7216e
SSDEEP

6144:4W7I6Tip8liKjKCkz2Uuu2cMyx6FWWqx5ySiAk7O6Kscz80KyWtvQFf4:4SGtnyTNcDwLv9DOtfcr

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
who.exe

Files

who.exe
.exe windows x64

eda23e79017e7b210235794f01e4f57f

Headers

File Characteristics

IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LARGE_ADDRESS_AWARE

Imports

gdi32

BitBlt
CreateCompatibleBitmap
CreateCompatibleDC
DeleteDC
DeleteObject
GetDeviceCaps
GetObjectA
SelectObject

gdiplus

GdipAlloc
GdipCloneImage
GdipCreateBitmapFromHBITMAP
GdipDisposeImage
GdipFree
GdipGetImageEncoders
GdipGetImageEncodersSize
GdipSaveImageToStream

kernel32

CreateThread
DeleteCriticalSection
EnterCriticalSection
GetCurrentProcess
GetCurrentProcessId
GetCurrentThreadId
GetLastError
GetStartupInfoA
GetSystemTimeAsFileTime
GetTickCount
InitializeCriticalSection
LeaveCriticalSection
QueryPerformanceCounter
RtlAddFunctionTable
RtlCaptureContext
RtlLookupFunctionEntry
RtlVirtualUnwind
SetUnhandledExceptionFilter
Sleep
TerminateProcess
TlsGetValue
UnhandledExceptionFilter
VirtualProtect
VirtualQuery
WaitForSingleObject

msvcrt

__C_specific_handler
__getmainargs
__initenv
__iob_func
__lconv_init
__set_app_type
__setusermatherr
_acmdln
_amsg_exit
_cexit
_fmode
_initterm
_onexit
abort
atoi
calloc
exit
fprintf
free
fwrite
malloc
memcpy
printf
signal
sprintf
strlen
strncmp
vfprintf
wcscmp

ole32

CreateStreamOnHGlobal

user32

GetAsyncKeyState
GetDC
MapVirtualKeyA
ReleaseDC
SetCursorPos
mouse_event

ws2_32

WSACleanup
WSAGetLastError
WSAStartup
closesocket
connect
htons
inet_addr
recv
send
socket

libgcc_s_seh-1

_Unwind_Resume

libstdc++-6

_ZTVN10__cxxabiv117__class_type_infoE
_ZTVN10__cxxabiv120__si_class_type_infoE
__gxx_personality_seh0

Sections

.text
Size: 12KB - Virtual size: 11KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.data
Size: 512B - Virtual size: 192B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.pdata
Size: 1024B - Virtual size: 900B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.xdata
Size: 1024B - Virtual size: 840B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.bss
Size: - Virtual size: 2KB

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.CRT
Size: 512B - Virtual size: 104B

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

/4
Size: 1KB - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

/19
Size: 221KB - Virtual size: 220KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

/31
Size: 10KB - Virtual size: 9KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

/45
Size: 12KB - Virtual size: 11KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

/57
Size: 2KB - Virtual size: 2KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

/70
Size: 2KB - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

/81
Size: 12KB - Virtual size: 11KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

/92
Size: 1KB - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

eda23e79017e7b210235794f01e4f57f

Headers

File Characteristics

Imports

gdi32

gdiplus

kernel32

msvcrt

ole32

user32

ws2_32

libgcc_s_seh-1

libstdc++-6

Sections

.text Size: 12KB - Virtual size: 11KB

.data Size: 512B - Virtual size: 192B

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

.pdata Size: 1024B - Virtual size: 900B

.xdata Size: 1024B - Virtual size: 840B

.bss Size: - Virtual size: 2KB

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

.CRT Size: 512B - Virtual size: 104B

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

/4 Size: 1KB - Virtual size: 1KB

/19 Size: 221KB - Virtual size: 220KB

/31 Size: 10KB - Virtual size: 9KB

/45 Size: 12KB - Virtual size: 11KB

/57 Size: 2KB - Virtual size: 2KB

/70 Size: 2KB - Virtual size: 1KB

/81 Size: 12KB - Virtual size: 11KB

/92 Size: 1KB - Virtual size: 1KB

.text
Size: 12KB - Virtual size: 11KB

.data
Size: 512B - Virtual size: 192B

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

.pdata
Size: 1024B - Virtual size: 900B

.xdata
Size: 1024B - Virtual size: 840B

.bss
Size: - Virtual size: 2KB

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

.CRT
Size: 512B - Virtual size: 104B

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

/4
Size: 1KB - Virtual size: 1KB

/19
Size: 221KB - Virtual size: 220KB

/31
Size: 10KB - Virtual size: 9KB

/45
Size: 12KB - Virtual size: 11KB

/57
Size: 2KB - Virtual size: 2KB

/70
Size: 2KB - Virtual size: 1KB

/81
Size: 12KB - Virtual size: 11KB

/92
Size: 1KB - Virtual size: 1KB