Chapter_3[.]7z

Sharing

Copy URL Twitter E-mail

General

Target

Chapter_3.7z
Size

47KB
MD5

55068c3b5a21628e9791056182f27dc7
SHA1

e49b7f9c622b1997ba2136a1756d2aed22ba7d69
SHA256

842f9b946287a064ff7e13a1ce7d6398023bde4d3245ea4f93bba9a3a9d8fd77
SHA512

893ea49e0f430753e9ac014784a16fabc19b6c67c16b8a9c9bc4a779d6d859a196a327747dabc8a655ef4088c20235b543de05d39a87d2a04041df1047e8a76c
SSDEEP

768:zdDioOLCTBW3PoL5Q/vhXDnJktmZmRR7Q3iexuCaIMqetRCJ/gTcHrq1F:seTBW3Po2jJktJRU3vxuvIFhKcHrg

Score

3^/10

Malware Config

Signatures

Unsigned PE 4 IoCs

Checks for missing Authenticode signature.

resource
unpack001/Chapter_3/Lab03-01.exe
unpack001/Chapter_3/Lab03-02.dll
unpack001/Chapter_3/Lab03-03.exe
unpack001/Chapter_3/Lab03-04.exe

Files

Chapter_3.7z
.7z
Chapter_3/Lab03-01.exe
.exe windows:4 windows x86 arch:x86

f9ade0aa18f660a34a4fa23392e21838

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

ExitProcess

Sections

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

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.data
Size: 6KB - Virtual size: 5KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
Chapter_3/Lab03-02.dll
.dll windows:4 windows x86 arch:x86

3167552ee0bbbd4f5f440adf5f65bab8

Headers

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_DLL

Imports

kernel32

GetStartupInfoA
CreatePipe
GetCurrentDirectoryA
CreateProcessA
lstrlenA
SetLastError
OutputDebugStringA
CloseHandle
ReadFile
GetTempPathA
GetLongPathNameA
LoadLibraryA
GetProcAddress
CreateThread
GetSystemTime
WaitForSingleObject
TerminateThread
Sleep
GetLastError
GetModuleFileNameA

advapi32

OpenServiceA
DeleteService
RegOpenKeyExA
RegQueryValueExA
RegCloseKey
OpenSCManagerA
CreateServiceA
CloseServiceHandle
RegCreateKeyA
RegSetValueExA
RegisterServiceCtrlHandlerA
SetServiceStatus

ws2_32

inet_addr
WSASocketA
closesocket
connect
ioctlsocket
send
select
__WSAFDIsSet
recv
shutdown
WSAStartup
gethostname
WSACleanup
htons

wininet

InternetCloseHandle
InternetOpenA
InternetConnectA
HttpOpenRequestA
HttpSendRequestA
HttpQueryInfoA
InternetReadFile

msvcrt

_chdir
_strnicmp
_adjust_fdiv
malloc
_initterm
free
??1type_info@@UAE@XZ
_except_handler3
_CxxThrowException
_stricmp
_EH_prolog
__CxxFrameHandler
strchr
_itoa
strstr
strncat
strlen
sscanf
atol
??2@YAPAXI@Z
memset
wcstombs
strncpy
strcat
strcpy
atoi
fclose
fflush
??3@YAXPAX@Z
fwrite
fopen
strrchr

Exports

Exports

Install
ServiceMain
UninstallService
installA
uninstallA

Sections

.text
Size: 16KB - Virtual size: 15KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 1KB - Virtual size: 45KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
Chapter_3/Lab03-03.exe
.exe windows:4 windows x86 arch:x86

e0017b10cd72d6d03248c4d8d7943a88

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

CloseHandle
VirtualFree
ReadFile
VirtualAlloc
GetFileSize
CreateFileA
ResumeThread
SetThreadContext
WriteProcessMemory
VirtualAllocEx
GetProcAddress
GetModuleHandleA
ReadProcessMemory
GetThreadContext
CreateProcessA
FreeResource
SizeofResource
LockResource
LoadResource
FindResourceA
GetSystemDirectoryA
Sleep
GetCommandLineA
GetVersion
ExitProcess
TerminateProcess
GetCurrentProcess
UnhandledExceptionFilter
GetModuleFileNameA
FreeEnvironmentStringsA
FreeEnvironmentStringsW
WideCharToMultiByte
GetEnvironmentStrings
GetEnvironmentStringsW
SetHandleCount
GetStdHandle
GetFileType
GetStartupInfoA
HeapDestroy
HeapCreate
HeapFree
RtlUnwind
WriteFile
HeapAlloc
GetCPInfo
GetACP
GetOEMCP
HeapReAlloc
LoadLibraryA
MultiByteToWideChar
LCMapStringA
LCMapStringW
GetStringTypeA
GetStringTypeW

Sections

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

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: 4KB - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 28KB - Virtual size: 24KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
Chapter_3/Lab03-04.exe
.exe windows:4 windows x86 arch:x86

4dc1143e47a9a737805f66b3b75560be

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

ExpandEnvironmentStringsA
CopyFileA
GetModuleFileNameA
GetShortPathNameA
Sleep
WriteFile
ReadFile
GetLastError
GetSystemDirectoryA
CreateFileA
GetFileTime
SetFileTime
DeleteFileA
CloseHandle
CompareStringW
CompareStringA
CreateProcessA
GetFileAttributesA
FlushFileBuffers
LoadLibraryA
GetProcAddress
LCMapStringW
LCMapStringA
VirtualAlloc
SetFilePointer
GetStringTypeW
ExitProcess
TerminateProcess
GetCurrentProcess
GetTimeZoneInformation
GetSystemTime
GetLocalTime
DuplicateHandle
GetCommandLineA
GetVersion
SetStdHandle
GetFileType
SetHandleCount
GetStdHandle
GetStartupInfoA
CreatePipe
GetExitCodeProcess
WaitForSingleObject
HeapReAlloc
HeapAlloc
GetCPInfo
GetACP
GetOEMCP
UnhandledExceptionFilter
FreeEnvironmentStringsA
FreeEnvironmentStringsW
WideCharToMultiByte
GetEnvironmentStrings
GetEnvironmentStringsW
GetModuleHandleA
GetEnvironmentVariableA
GetVersionExA
HeapDestroy
HeapCreate
VirtualFree
HeapFree
RtlUnwind
MultiByteToWideChar
GetStringTypeA
SetEnvironmentVariableA

advapi32

OpenSCManagerA
OpenServiceA
ChangeServiceConfigA
CloseServiceHandle
CreateServiceA
RegDeleteValueA
RegCreateKeyExA
RegSetValueExA
RegOpenKeyExA
RegQueryValueExA
DeleteService

shell32

ShellExecuteA

ws2_32

shutdown
WSAStartup
gethostbyname
send
socket
htons
connect
closesocket
recv
WSACleanup

Sections

.text
Size: 40KB - Virtual size: 36KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 12KB - Virtual size: 16KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

Sharing

General

Malware Config

Signatures

Files

f9ade0aa18f660a34a4fa23392e21838

Headers

File Characteristics

Imports

kernel32

Sections

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

.data Size: 6KB - Virtual size: 5KB

3167552ee0bbbd4f5f440adf5f65bab8

Headers

File Characteristics

Imports

kernel32

advapi32

ws2_32

wininet

msvcrt

Exports

Exports

Sections

.text Size: 16KB - Virtual size: 15KB

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

.data Size: 1KB - Virtual size: 45KB

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

e0017b10cd72d6d03248c4d8d7943a88

Headers

File Characteristics

Imports

kernel32

Sections

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

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

.data Size: 4KB - Virtual size: 1KB

.rsrc Size: 28KB - Virtual size: 24KB

4dc1143e47a9a737805f66b3b75560be

Headers

File Characteristics

Imports

kernel32

advapi32

shell32

ws2_32

Sections

.text Size: 40KB - Virtual size: 36KB

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

.data Size: 12KB - Virtual size: 16KB

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

.data
Size: 6KB - Virtual size: 5KB

.text
Size: 16KB - Virtual size: 15KB

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

.data
Size: 1KB - Virtual size: 45KB

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

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

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

.data
Size: 4KB - Virtual size: 1KB

.rsrc
Size: 28KB - Virtual size: 24KB

.text
Size: 40KB - Virtual size: 36KB

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

.data
Size: 12KB - Virtual size: 16KB