Behavioral task
behavioral1
Sample
Build.bat
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
Build.bat
Resource
win10v2004-20220812-en
Behavioral task
behavioral3
Sample
builder.exe
Resource
win7-20220812-en
Behavioral task
behavioral4
Sample
builder.exe
Resource
win10v2004-20220812-en
Behavioral task
behavioral5
Sample
keygen.exe
Resource
win7-20220901-en
Behavioral task
behavioral6
Sample
keygen.exe
Resource
win10v2004-20220812-en
General
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Target
LockBit30.7z
-
Size
144KB
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MD5
ecad36ec22515adac1190a6a46c78fb7
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SHA1
4f3507c3432a86df0d8eb02ea71eb1a884860724
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SHA256
1d6561c4714fadf16bcfb244a5444a959a953424d8e2c6acca6ccb2e20117e74
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SHA512
2b3edcde3bf96aaf7869d64226ee1bc97ee0956a52ff63bec9309d9916504298c24eb843901c334f76b1713996a7cd74676ddf3b24e633f8981cb5031a60dd12
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SSDEEP
3072:2rpwUBhAR0Kz0TO+/nB6thtGnp0gNxQ/XvE12AldjEr:2rWiuaKQ1a+p0gNxcXHgu
Malware Config
Extracted
blackmatter
25.239
Signatures
-
Blackmatter family
Files
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LockBit30.7z.7z
Password: dM@iu9&UJB@#G$1HhZAW
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Build.bat
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builder.exe.exe windows x86
Password: dM@iu9&UJB@#G$1HhZAW
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: 438KB - Virtual size: 438KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
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config.json
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keygen.exe.exe windows x86
Password: dM@iu9&UJB@#G$1HhZAW
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