2024-05-22_fad2c7af9faa102e32c672805aef6c63_bkransomware_floxif

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General

Target

2024-05-22_fad2c7af9faa102e32c672805aef6c63_bkransomware_floxif
Size

224KB
MD5

fad2c7af9faa102e32c672805aef6c63
SHA1

0d048cb8e14c72618f0ceb1dec2ef1ae136ce666
SHA256

82d01c89859d3761729e7a47d78639578d38c00aed24a16bcfcccb1dd2522ebb
SHA512

272fad3c5662ab1ad8a763729644b3f3450f49f869d8d3b2f06774f5fafa074d89b5a67766d7e6a29d2ba8d7c7975eeef8811f74c3679b100bb9e4dc3ff6304c
SSDEEP

3072:FJsjQXsvmuOPybZUFS37ED65lx50kKXRlEDO2lQBV+UdE+rECWp7hKrFDGNr7Nx/:bJXt3wIYZNR0BV+UdvrEFp7hKBiNP

Score

1^/10

Malware Config

Signatures

Files

2024-05-22_fad2c7af9faa102e32c672805aef6c63_bkransomware_floxif
.exe windows:5 windows x86 arch:x86

2d2cee6d005eec5676742ba250d53d92

Code Sign

33:00:00:00:98:04:58:cb:7f:23:09:b0:9e:00:00:00:00:00:98
Certificate

Issuer

CN=Microsoft Time-Stamp PCA,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Not Before

30/03/2016, 19:21

Not After

30/06/2017, 19:21

Subject

CN=Microsoft Time-Stamp Service,OU=MOPR+OU=nCipher DSE ESN:7AFA-E41C-E142,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Extended Key Usages

ExtKeyUsageTimeStamping

33:00:00:01:0a:2c:79:ae:d7:79:7b:a6:ac:00:01:00:00:01:0a
Certificate

Issuer

CN=Microsoft Code Signing PCA,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Not Before

04/06/2015, 17:42

Not After

04/09/2016, 17:42

Subject

CN=Microsoft Corporation,OU=MOPR,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Extended Key Usages

ExtKeyUsageCodeSigning

61:33:26:1a:00:00:00:00:00:31
Certificate

Issuer

CN=Microsoft Root Certificate Authority,0.9.2342.19200300.100.1.25=#13096d6963726f736f6674,0.9.2342.19200300.100.1.25=#1303636f6d

Not Before

31/08/2010, 22:19

Not After

31/08/2020, 22:29

Subject

CN=Microsoft Code Signing PCA,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

61:16:68:34:00:00:00:00:00:1c
Certificate

Issuer

CN=Microsoft Root Certificate Authority,0.9.2342.19200300.100.1.25=#13096d6963726f736f6674,0.9.2342.19200300.100.1.25=#1303636f6d

Not Before

03/04/2007, 12:53

Not After

03/04/2021, 13:03

Subject

CN=Microsoft Time-Stamp PCA,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

33:00:00:00:64:47:84:94:86:db:41:19:38:00:00:00:00:00:64
Certificate

Issuer

CN=Microsoft Code Signing PCA 2011,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Not Before

28/10/2015, 20:31

Not After

28/01/2017, 20:31

Subject

CN=Microsoft Corporation,OU=MOPR,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Extended Key Usages

ExtKeyUsageCodeSigning

61:0e:90:d2:00:00:00:00:00:03
Certificate

Issuer

CN=Microsoft Root Certificate Authority 2011,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Not Before

08/07/2011, 20:59

Not After

08/07/2026, 21:09

Subject

CN=Microsoft Code Signing PCA 2011,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

52:44:32:a9:ba:85:aa:ac:41:5b:73:3b:90:b1:e8:2d:46:da:ad:38:6a:e8:15:57:8c:09:16:ec:b4:fd:b1:0a
Signer

Actual PE Digest

52:44:32:a9:ba:85:aa:ac:41:5b:73:3b:90:b1:e8:2d:46:da:ad:38:6a:e8:15:57:8c:09:16:ec:b4:fd:b1:0a

Digest Algorithm

sha256

PE Digest Matches

false

59:85:f7:45:49:77:f3:0c:24:97:7c:0d:0a:a2:92:0a:9d:bd:16:e2
Signer

Actual PE Digest

59:85:f7:45:49:77:f3:0c:24:97:7c:0d:0a:a2:92:0a:9d:bd:16:e2

Digest Algorithm

sha1

PE Digest Matches

false

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

version

GetFileVersionInfoW
VerQueryValueW
GetFileVersionInfoSizeW

netapi32

NetServerEnum
NetApiBufferFree
NetSessionEnum

kernel32

Sleep
WriteFile
CloseHandle
LoadLibraryExW
SetLastError
GetCurrentProcess
MultiByteToWideChar
GetLocalTime
SystemTimeToFileTime
FileTimeToLocalFileTime
FileTimeToSystemTime
FormatMessageW
GetTimeFormatW
GetDateFormatW
GetLastError
FreeLibrary
GetModuleFileNameW
GetCommandLineW
GetModuleHandleW
LoadLibraryW
GetStdHandle
GetFileType
LocalFree
LocalAlloc
GetProcAddress
GetEnvironmentStringsW
FreeEnvironmentStringsW
GetStringTypeW
LCMapStringW
OutputDebugStringW
HeapSize
HeapReAlloc
SetFilePointerEx
WriteConsoleW
ReadConsoleW
CreateFileW
RaiseException
LoadLibraryExA
EncodePointer
DecodePointer
ExitProcess
GetModuleHandleExW
WideCharToMultiByte
HeapFree
HeapAlloc
GetConsoleMode
ReadConsoleInputA
SetConsoleMode
EnterCriticalSection
LeaveCriticalSection
SetStdHandle
GetCurrentThreadId
IsDebuggerPresent
IsProcessorFeaturePresent
IsValidCodePage
GetACP
GetOEMCP
GetCPInfo
DeleteCriticalSection
UnhandledExceptionFilter
SetUnhandledExceptionFilter
InitializeCriticalSectionAndSpinCount
TerminateProcess
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
GetStartupInfoW
GetProcessHeap
FlushFileBuffers
GetConsoleCP
ReadFile
RtlUnwind
QueryPerformanceCounter
GetCurrentProcessId
GetSystemTimeAsFileTime

comdlg32

PrintDlgW

advapi32

RegQueryInfoKeyW
RegEnumKeyExW
LookupAccountNameW
LookupAccountSidW
FreeSid
AllocateAndInitializeSid
RegConnectRegistryW
RegSetValueExW
RegQueryValueExW
RegOpenKeyExW
RegOpenKeyW
RegCreateKeyW
RegCloseKey

Sections

.text
Size: 76KB - Virtual size: 76KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 48KB - Virtual size: 48KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 5KB - Virtual size: 12KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 1KB - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

2d2cee6d005eec5676742ba250d53d92

Code Sign

33:00:00:00:98:04:58:cb:7f:23:09:b0:9e:00:00:00:00:00:98Certificate

Extended Key Usages

33:00:00:01:0a:2c:79:ae:d7:79:7b:a6:ac:00:01:00:00:01:0aCertificate

Extended Key Usages

61:33:26:1a:00:00:00:00:00:31Certificate

Key Usages

61:16:68:34:00:00:00:00:00:1cCertificate

Extended Key Usages

Key Usages

33:00:00:00:64:47:84:94:86:db:41:19:38:00:00:00:00:00:64Certificate

Extended Key Usages

61:0e:90:d2:00:00:00:00:00:03Certificate

Key Usages

52:44:32:a9:ba:85:aa:ac:41:5b:73:3b:90:b1:e8:2d:46:da:ad:38:6a:e8:15:57:8c:09:16:ec:b4:fd:b1:0aSigner

59:85:f7:45:49:77:f3:0c:24:97:7c:0d:0a:a2:92:0a:9d:bd:16:e2Signer

Headers

DLL Characteristics

File Characteristics

Imports

version

netapi32

kernel32

comdlg32

advapi32

Sections

.text Size: 76KB - Virtual size: 76KB

.rdata Size: 48KB - Virtual size: 48KB

.data Size: 5KB - Virtual size: 12KB

.rsrc Size: 1KB - Virtual size: 1KB

33:00:00:00:98:04:58:cb:7f:23:09:b0:9e:00:00:00:00:00:98
Certificate

33:00:00:01:0a:2c:79:ae:d7:79:7b:a6:ac:00:01:00:00:01:0a
Certificate

61:33:26:1a:00:00:00:00:00:31
Certificate

61:16:68:34:00:00:00:00:00:1c
Certificate

33:00:00:00:64:47:84:94:86:db:41:19:38:00:00:00:00:00:64
Certificate

61:0e:90:d2:00:00:00:00:00:03
Certificate

52:44:32:a9:ba:85:aa:ac:41:5b:73:3b:90:b1:e8:2d:46:da:ad:38:6a:e8:15:57:8c:09:16:ec:b4:fd:b1:0a
Signer

59:85:f7:45:49:77:f3:0c:24:97:7c:0d:0a:a2:92:0a:9d:bd:16:e2
Signer

.text
Size: 76KB - Virtual size: 76KB

.rdata
Size: 48KB - Virtual size: 48KB

.data
Size: 5KB - Virtual size: 12KB

.rsrc
Size: 1KB - Virtual size: 1KB