blackmatter | LockBit3Builder[.]zip

Sharing

Copy URL Twitter E-mail

General

Target

LockBit3Builder.zip
Size

290KB
MD5

74c93ee77b3eae4fbc654bad91c47d7f
SHA1

528e629a65f2f2ffe887518efe3ba5a8c938ceca
SHA256

07f022c9e5d007d17ab6aef023551b2c4a2f806df0397c4c5c517b0e76d49ab1
SHA512

99f59acf8c95a9e04d8103815ab6acfc2551663c00d99d42af0ff4fb2b9f3d0ba431076b08e2a912edb91f467c7c625382426809016c079565b7ed19bba023b0
SSDEEP

6144:UyfX3Y9sW0hmAwoRz0u8VE4ZYLuWPp4JGl3KaHWIrGq:UyfX3Y9/oR0fVEDPCkRHW+

Score

10^/10

blackmatter

Malware Config

Extracted

Family

blackmatter

Version

65.239

Signatures

Blackmatter family
blackmatter

Files

LockBit3Builder.zip
.zip
LockBit3Builder/Build.bat
LockBit3Builder/builder.exe
.exe windows x86

d2e26e45dcb84f1062f90f29a9cf0faa

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE

Imports

user32

MessageBoxW

kernel32

LoadResource
WriteFile
CreateFileW
ExitProcess
FindResourceW
GetCommandLineW
GetFileSize
GetModuleHandleW
GlobalFree
SizeofResource
LockResource
ReadFile

shell32

CommandLineToArgvW

msvcrt

_wcsicmp
memcpy
memset
sprintf
strchr
strcpy
strlen
strstr
wcscat
wcscpy
wcslen
wcsrchr
localeconv
_stricmp
_strcmpi
tolower
realloc
malloc
free
strtod
strncmp

imagehlp

CheckSumMappedFile

ntdll

RtlFreeHeap
RtlAllocateHeap
NtClose
RtlImageNtHeader

Sections

.text
Size: 20KB - Virtual size: 19KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 8KB - Virtual size: 7KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 439KB - Virtual size: 438KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
LockBit3Builder/config.json
LockBit3Builder/keygen.exe
.exe windows x86

73eeda700d0a0376845c61c44155f4a8

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE

Imports

user32

wsprintfA

kernel32

GetCurrentDirectoryW
WriteFile
CloseHandle
CreateFileW
ExitProcess
GetCommandLineW
GlobalFree
SetCurrentDirectoryW

shell32

CommandLineToArgvW

msvcrt

_wcsicmp
memcpy
memset
free
fputc
exit
calloc

Sections

.text
Size: 26KB - Virtual size: 25KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 1024B - Virtual size: 2KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

Sharing

General

Malware Config

Extracted

Signatures

Files

d2e26e45dcb84f1062f90f29a9cf0faa

Headers

DLL Characteristics

File Characteristics

Imports

user32

kernel32

shell32

msvcrt

imagehlp

ntdll

Sections

.text Size: 20KB - Virtual size: 19KB

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

.data Size: 8KB - Virtual size: 7KB

.rsrc Size: 439KB - Virtual size: 438KB

73eeda700d0a0376845c61c44155f4a8

Headers

DLL Characteristics

File Characteristics

Imports

user32

kernel32

shell32

msvcrt

Sections

.text Size: 26KB - Virtual size: 25KB

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

.data Size: 1024B - Virtual size: 2KB

.text
Size: 20KB - Virtual size: 19KB

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

.data
Size: 8KB - Virtual size: 7KB

.rsrc
Size: 439KB - Virtual size: 438KB

.text
Size: 26KB - Virtual size: 25KB

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

.data
Size: 1024B - Virtual size: 2KB