smb-b4tq2hti[.]zip

General

Target

smb-b4tq2hti.zip
Size

981KB
MD5

142ae9cf53dd0990ded59a0ab4f8e32b
SHA1

2d412c019d0d7d37b09ce9bd015e1973cc14b835
SHA256

853af15aa9a2e12e88e80bbf1e78cb9650c1152aa9f75e990fdd7b6a6d38ca05
SHA512

5e5684837547a2c818f91e0b1091b316152102b806ba45ffe09fd40d8e7488309d2e2038a5b28005d39e741f58696d4417ed221042fc00330ef8502f9e1d5517
SSDEEP

24576:yUnrtrn5RsQZf8Y+Uls5NeXAgyyhzVwqW2ws0k5Gcnh3xK5tHLil0it4:yoN5h8uliNeXXVTws0kbnh3xKrHOmiy

Score

3^/10

Malware Config

Signatures

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
unpack001/smb-b4tq2hti.bin

Files

smb-b4tq2hti.zip
.zip

Password: infected
smb-b4tq2hti.bin
.exe windows:4 windows x86 arch:x86

c80a2354fd8e096ab6fd6b843b9a69f4

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

TerminateThread
WaitForSingleObject
GetCurrentThreadId
GetCurrentThread
GetTickCount
ExitProcess
WideCharToMultiByte
Sleep
GetLocalTime
GetProcAddress
GetLastError
LoadLibraryA
GetFileAttributesA
CopyFileA
CreateDirectoryA
EnterCriticalSection
LeaveCriticalSection
InitializeCriticalSection
CreateProcessA
MoveFileExA
FindResourceA
LoadResource
LockResource
SizeofResource
CreateFileA
WriteFile
CloseHandle
MultiByteToWideChar
GetModuleFileNameA
GetModuleHandleA
GetStartupInfoA

advapi32

ControlService
StartServiceA
DeleteService
OpenSCManagerA
OpenServiceA
CloseServiceHandle
StartServiceCtrlDispatcherA
RegisterServiceCtrlHandlerA
ChangeServiceConfig2A
SetServiceStatus
CryptGenRandom
CryptAcquireContextA
CreateServiceA

ws2_32

send
recv
WSAGetLastError
ntohs
inet_addr
inet_ntoa
htons
socket
ioctlsocket
connect
select
WSAStartup
closesocket

netapi32

NetUserEnum
NetApiBufferFree

mpr

WNetCancelConnection2A
WNetAddConnection2A

msvcrt

_except_handler3
__set_app_type
__p__fmode
__p__commode
_controlfp
__setusermatherr
_initterm
__getmainargs
_acmdln
exit
_XcptFilter
_adjust_fdiv
_beginthreadex
_endthreadex
strncpy
sprintf
rand
_exit
srand
time
__CxxFrameHandler
printf

Sections

.text
Size: 20KB - Virtual size: 16KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 4KB - Virtual size: 2KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 292KB - Virtual size: 291KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 4.4MB - Virtual size: 4.4MB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

Password: infected

c80a2354fd8e096ab6fd6b843b9a69f4

Headers

File Characteristics

Imports

kernel32

advapi32

ws2_32

netapi32

mpr

msvcrt

Sections

.text Size: 20KB - Virtual size: 16KB

.rdata Size: 4KB - Virtual size: 2KB

.data Size: 292KB - Virtual size: 291KB

.rsrc Size: 4.4MB - Virtual size: 4.4MB

.text
Size: 20KB - Virtual size: 16KB

.rdata
Size: 4KB - Virtual size: 2KB

.data
Size: 292KB - Virtual size: 291KB

.rsrc
Size: 4.4MB - Virtual size: 4.4MB