2024-08-10_fc679ba37d6c5974e0cddf0dde54c34a_bkransomware_virut

Sharing

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General

Target

2024-08-10_fc679ba37d6c5974e0cddf0dde54c34a_bkransomware_virut
Size

3.1MB
MD5

fc679ba37d6c5974e0cddf0dde54c34a
SHA1

10847dd19b40c75448c29dcf2bdc1f7465262a81
SHA256

70b960c4cc449822ef9d1cc43bf9a68fa01147500734db30aba1a07c1b190623
SHA512

d235f5001aaf4a151c7e280742af60dc1337ddf0ec235bfaab0ded8daf2a7650f4270a0479f73326c7545387bb05d80b61c08df9102c32b3932b1e1445875e20
SSDEEP

6144:AExmSSgxZ0YQEbbStvn7yWDTcvPpSDZs8mrnmNtFf0ykPke7lY/FaWB3IZ7nLKo+:AEpZxpQIbSp7ycUpULmrnotDk

Score

1^/10

Malware Config

Signatures

Files

2024-08-10_fc679ba37d6c5974e0cddf0dde54c34a_bkransomware_virut
.exe windows:5 windows x86 arch:x86

b3477bf3c79d76f4a799123def88b3a7

Code Sign

0d:42:4a:e0:be:3a:88:ff:60:40:21:ce:14:00:f0:dd
Certificate

Issuer

CN=DigiCert SHA2 Assured ID Timestamping CA,OU=www.digicert.com,O=DigiCert Inc,C=US

Not Before

01/01/2021, 00:00

Not After

06/01/2031, 00:00

Subject

CN=DigiCert Timestamp 2021,O=DigiCert\, Inc.,C=US

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature

0a:a1:25:d6:d6:32:1b:7e:41:e4:05:da:36:97:c2:15
Certificate

Issuer

CN=DigiCert Assured ID Root CA,OU=www.digicert.com,O=DigiCert Inc,C=US

Not Before

07/01/2016, 12:00

Not After

07/01/2031, 12:00

Subject

CN=DigiCert SHA2 Assured ID Timestamping CA,OU=www.digicert.com,O=DigiCert Inc,C=US

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

19:1a:32:cb:75:9c:97:b8:cf:ac:11:8d:d5:12:7f:49
Certificate

Issuer

CN=VeriSign Class 3 Public Primary Certification Authority - G5,OU=VeriSign Trust Network+OU=(c) 2006 VeriSign\, Inc. - For authorized use only,O=VeriSign\, Inc.,C=US

Not Before

04/03/2014, 00:00

Not After

03/03/2024, 23:59

Subject

CN=Symantec Class 3 Extended Validation Code Signing CA - G2,OU=Symantec Trust Network,O=Symantec Corporation,C=US

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageCertSign
KeyUsageCRLSign

1a:e6:b0:90:d7:01:41:de:18:63:8f:48:fd:51:1b:e5
Certificate

Issuer

CN=Symantec Class 3 Extended Validation Code Signing CA - G2,OU=Symantec Trust Network,O=Symantec Corporation,C=US

Not Before

01/12/2018, 00:00

Not After

30/11/2021, 23:59

Subject

SERIALNUMBER=91330100716105852F,CN=ALIBABA (CHINA) NETWORK TECHNOLOGY CO.\,LTD.,OU=Security dept,O=ALIBABA (CHINA) NETWORK TECHNOLOGY CO.\,LTD.,L=杭州,ST=浙江,C=CN,2.5.4.15=#131450726976617465204f7267616e697a6174696f6e,1.3.6.1.4.1.311.60.2.1.1=#130f48616e677a686f752047616f78696e,1.3.6.1.4.1.311.60.2.1.2=#13085a68656a69616e67,1.3.6.1.4.1.311.60.2.1.3=#1302434e

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature

19:1a:32:cb:75:9c:97:b8:cf:ac:11:8d:d5:12:7f:49
Certificate

Issuer

CN=VeriSign Class 3 Public Primary Certification Authority - G5,OU=VeriSign Trust Network+OU=(c) 2006 VeriSign\, Inc. - For authorized use only,O=VeriSign\, Inc.,C=US

Not Before

04/03/2014, 00:00

Not After

03/03/2024, 23:59

Subject

CN=Symantec Class 3 Extended Validation Code Signing CA - G2,OU=Symantec Trust Network,O=Symantec Corporation,C=US

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageCertSign
KeyUsageCRLSign

1a:e6:b0:90:d7:01:41:de:18:63:8f:48:fd:51:1b:e5
Certificate

Issuer

CN=Symantec Class 3 Extended Validation Code Signing CA - G2,OU=Symantec Trust Network,O=Symantec Corporation,C=US

Not Before

01/12/2018, 00:00

Not After

30/11/2021, 23:59

Subject

SERIALNUMBER=91330100716105852F,CN=ALIBABA (CHINA) NETWORK TECHNOLOGY CO.\,LTD.,OU=Security dept,O=ALIBABA (CHINA) NETWORK TECHNOLOGY CO.\,LTD.,L=杭州,ST=浙江,C=CN,2.5.4.15=#131450726976617465204f7267616e697a6174696f6e,1.3.6.1.4.1.311.60.2.1.1=#130f48616e677a686f752047616f78696e,1.3.6.1.4.1.311.60.2.1.2=#13085a68656a69616e67,1.3.6.1.4.1.311.60.2.1.3=#1302434e

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature

0c:a7:cf:5d:07:07:24:ac:89:e7:9a:3a
Certificate

Issuer

CN=GlobalSign Timestamping CA - SHA256 - G2,O=GlobalSign nv-sa,C=BE

Not Before

19/02/2018, 00:00

Not After

18/03/2029, 10:00

Subject

CN=GlobalSign TSA for Advanced - G2

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature

04:00:00:00:00:01:31:89:c6:50:04
Certificate

Issuer

CN=GlobalSign,OU=GlobalSign Root CA - R3,O=GlobalSign

Not Before

02/08/2011, 10:00

Not After

29/03/2029, 10:00

Subject

CN=GlobalSign Timestamping CA - SHA256 - G2,O=GlobalSign nv-sa,C=BE

Key Usages

KeyUsageCertSign
KeyUsageCRLSign

62:97:4b:51:77:b2:6d:5c:16:db:1a:31:a8:4c:01:c4:bb:f0:2a:98:ad:f4:e6:c4:6d:d6:56:0c:54:15:66:32
Signer

Actual PE Digest

62:97:4b:51:77:b2:6d:5c:16:db:1a:31:a8:4c:01:c4:bb:f0:2a:98:ad:f4:e6:c4:6d:d6:56:0c:54:15:66:32

Digest Algorithm

sha256

PE Digest Matches

false

58:11:45:2e:2c:df:54:a8:5e:0d:28:6e:9e:55:16:84:38:86:45:2f
Signer

Actual PE Digest

58:11:45:2e:2c:df:54:a8:5e:0d:28:6e:9e:55:16:84:38:86:45:2f

Digest Algorithm

sha1

PE Digest Matches

false

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE

PDB Paths

C:\Users\Baickl\Work\Projects\DingTalk\CrashDumper\symbol\win32\Release\CrashDumper.pdb

Imports

kernel32

GetCurrentThreadId
GetLastError
SetLastError
EnterCriticalSection
LeaveCriticalSection
InitializeCriticalSectionAndSpinCount
DeleteCriticalSection
SetEvent
WaitForSingleObject
Sleep
LoadResource
SizeofResource
CloseHandle
lstrcmpiW
CreateEventA
OpenEventW
LoadLibraryExW
GetEnvironmentVariableA
FindResourceW
FindResourceExW
MultiByteToWideChar
GetFileAttributesExW
GetFileSize
ReadFile
UnmapViewOfFile
CreateFileMappingW
CreateFileW
MapViewOfFileEx
GetTickCount
WideCharToMultiByte
OpenProcess
WriteFile
LoadLibraryW
GetSystemDirectoryW
GetTempPathW
DeleteFileW
CopyFileW
TerminateProcess
CreateProcessW
GetCommandLineW
GetPrivateProfileIntW
GetPrivateProfileStringW
GetSystemDefaultLCID
lstrcpynW
lstrcpyW
lstrlenW
LoadLibraryA
GlobalMemoryStatusEx
GetSystemTimes
GetVersionExW
FindClose
FindFirstFileW
FindNextFileW
RaiseException
GetFileType
SetFilePointer
GetFileTime
FreeLibrary
GetLocalTime
SystemTimeToFileTime
FileTimeToSystemTime
FileTimeToDosDateTime
MapViewOfFile
GetFileAttributesW
WriteConsoleW
SetStdHandle
FlushFileBuffers
SetEnvironmentVariableW
SetFilePointerEx
GetConsoleMode
GetConsoleCP
EnumSystemLocalesW
GetUserDefaultLCID
IsValidLocale
GetLocaleInfoW
LCMapStringW
CompareStringW
GetSystemTimeAsFileTime
GetCurrentProcessId
QueryPerformanceCounter
GetTimeZoneInformation
FreeEnvironmentStringsW
GetEnvironmentStringsW
GetStringTypeW
GetCPInfo
GetOEMCP
GetACP
IsValidCodePage
GetStdHandle
GetStartupInfoW
TlsFree
TlsSetValue
TlsGetValue
TlsAlloc
SetUnhandledExceptionFilter
UnhandledExceptionFilter
SetEnvironmentVariableA
RtlUnwind
GetModuleHandleExW
ExitProcess
EncodePointer
GetCurrentProcess
FlushInstructionCache
GetFileInformationByHandle
GetProcAddress
LockResource
InterlockedDecrement
InterlockedIncrement
DecodePointer
GetModuleHandleW
GetModuleFileNameW
GetProcessHeap
HeapSize
HeapFree
HeapReAlloc
HeapAlloc
VirtualFree
VirtualAlloc
IsProcessorFeaturePresent
InterlockedPushEntrySList
InterlockedPopEntrySList
InitializeSListHead
OutputDebugStringW
IsDebuggerPresent
DuplicateHandle
HeapDestroy

user32

MapWindowPoints
GetWindowLongW
GetParent
GetWindowRect
MonitorFromWindow
GetMonitorInfoW
GetClientRect
TranslateMessage
DispatchMessageW
PeekMessageW
DefWindowProcW
PostQuitMessage
UnregisterClassW
DestroyWindow
ShowWindow
CreateDialogParamW
CharNextW
SetWindowLongW
SendMessageW
IsWindow
DialogBoxParamW
GetDlgItem
GetMessageW
EndDialog
SetWindowPos
GetWindow
EnableWindow
GetGuiResources
SetActiveWindow
ReleaseCapture
SetCapture
UpdateWindow
IsDialogMessageW
LoadIconW
GetWindowTextW
SetFocus
IsDlgButtonChecked
CheckDlgButton
SetDlgItemTextW
MessageBoxW
GetDesktopWindow
GetWindowTextLengthW
SetWindowTextW
GetActiveWindow

gdi32

CreateFontW
GetStockObject

advapi32

RegOpenKeyExW
RegEnumValueW
RegSetValueExA
RegSetValueExW
RegQueryInfoKeyW
RegCloseKey
RegEnumKeyExW
RegDeleteValueW
RegDeleteKeyW
RegCreateKeyExW

shell32

SHGetFolderPathW
ExtractIconExW
SHFileOperationW
SHCreateDirectoryExW

ole32

CoCreateInstance
CoUninitialize
CoCreateGuid
CoInitialize
CoTaskMemAlloc
CoTaskMemRealloc
CoTaskMemFree

oleaut32

VarUI4FromStr

shlwapi

PathRemoveExtensionW
PathStripPathW
PathAppendW
PathFileExistsW
PathRemoveBackslashW
PathRemoveFileSpecW
PathCanonicalizeW
PathIsRelativeW
PathAddBackslashW
PathFindExtensionW

comctl32

InitCommonControlsEx

dbghelp

MiniDumpWriteDump

wininet

InternetCrackUrlW
InternetOpenW
InternetCloseHandle
InternetConnectW
HttpSendRequestW
InternetOpenA
InternetErrorDlg
HttpEndRequestW
HttpSendRequestExW
HttpAddRequestHeadersW
HttpOpenRequestW
InternetReadFile
InternetWriteFile

urlmon

ObtainUserAgentString

Sections

.text
Size: 259KB - Virtual size: 258KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 63KB - Virtual size: 62KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 9KB - Virtual size: 18KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 17KB - Virtual size: 16KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 2.8MB - Virtual size: 2.8MB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

Sharing

General

Malware Config

Signatures

Files

b3477bf3c79d76f4a799123def88b3a7

Code Sign

0d:42:4a:e0:be:3a:88:ff:60:40:21:ce:14:00:f0:ddCertificate

Extended Key Usages

Key Usages

0a:a1:25:d6:d6:32:1b:7e:41:e4:05:da:36:97:c2:15Certificate

Extended Key Usages

Key Usages

19:1a:32:cb:75:9c:97:b8:cf:ac:11:8d:d5:12:7f:49Certificate

Extended Key Usages

Key Usages

1a:e6:b0:90:d7:01:41:de:18:63:8f:48:fd:51:1b:e5Certificate

Extended Key Usages

Key Usages

19:1a:32:cb:75:9c:97:b8:cf:ac:11:8d:d5:12:7f:49Certificate

Extended Key Usages

Key Usages

1a:e6:b0:90:d7:01:41:de:18:63:8f:48:fd:51:1b:e5Certificate

Extended Key Usages

Key Usages

0c:a7:cf:5d:07:07:24:ac:89:e7:9a:3aCertificate

Extended Key Usages

Key Usages

04:00:00:00:00:01:31:89:c6:50:04Certificate

Key Usages

62:97:4b:51:77:b2:6d:5c:16:db:1a:31:a8:4c:01:c4:bb:f0:2a:98:ad:f4:e6:c4:6d:d6:56:0c:54:15:66:32Signer

58:11:45:2e:2c:df:54:a8:5e:0d:28:6e:9e:55:16:84:38:86:45:2fSigner

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

kernel32

user32

gdi32

advapi32

shell32

ole32

oleaut32

shlwapi

comctl32

dbghelp

wininet

urlmon

Sections

.text Size: 259KB - Virtual size: 258KB

.rdata Size: 63KB - Virtual size: 62KB

.data Size: 9KB - Virtual size: 18KB

.rsrc Size: 17KB - Virtual size: 16KB

.reloc Size: 2.8MB - Virtual size: 2.8MB

0d:42:4a:e0:be:3a:88:ff:60:40:21:ce:14:00:f0:dd
Certificate

0a:a1:25:d6:d6:32:1b:7e:41:e4:05:da:36:97:c2:15
Certificate

19:1a:32:cb:75:9c:97:b8:cf:ac:11:8d:d5:12:7f:49
Certificate

1a:e6:b0:90:d7:01:41:de:18:63:8f:48:fd:51:1b:e5
Certificate

19:1a:32:cb:75:9c:97:b8:cf:ac:11:8d:d5:12:7f:49
Certificate

1a:e6:b0:90:d7:01:41:de:18:63:8f:48:fd:51:1b:e5
Certificate

0c:a7:cf:5d:07:07:24:ac:89:e7:9a:3a
Certificate

04:00:00:00:00:01:31:89:c6:50:04
Certificate

62:97:4b:51:77:b2:6d:5c:16:db:1a:31:a8:4c:01:c4:bb:f0:2a:98:ad:f4:e6:c4:6d:d6:56:0c:54:15:66:32
Signer

58:11:45:2e:2c:df:54:a8:5e:0d:28:6e:9e:55:16:84:38:86:45:2f
Signer

.text
Size: 259KB - Virtual size: 258KB

.rdata
Size: 63KB - Virtual size: 62KB

.data
Size: 9KB - Virtual size: 18KB

.rsrc
Size: 17KB - Virtual size: 16KB

.reloc
Size: 2.8MB - Virtual size: 2.8MB