efsdump[.]1[.]exe

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General

Target

efsdump.1.exe
Size

352KB
MD5

b2566cfed28b388ec625eb9a81ade8da
SHA1

3baac4bf363de66af6c5e4cad6eb8bf2621bdd6f
SHA256

b78823c9c7a52b043f5fa6de376df685d6d8308c89973b667792987953ce3191
SHA512

8eb35ecd9fd2d5357efa9672965bb969aa31f89f9ada9526e72e8f2763297ac7eef3bb9dfa1d18f5b20197408a9c62240bd23a5cd1fef4a0b8af166527e23ae8
SSDEEP

6144:+uNyXdJCWwoaWEiGVo1hcrFBrEG0kKaSDFF5rQunj8u56LUf:+u4XdJCWwoaWEiN1hcrFBrEG6Qunj2Uf

Score

1^/10

Malware Config

Signatures

Files

efsdump.1.exe
.exe windows:6 windows x86 arch:x86

e944892a8752c3e7dbd13dced826e6aa

Code Sign

33:00:00:01:df:6b:f0:2e:92:a7:4a:b4:d0:00:00:00:00:01:df
Certificate

Issuer

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

Not Before

15/12/2020, 21:31

Not After

02/12/2021, 21:31

Subject

CN=Microsoft Corporation,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

69:10:f4:95:e6:fb:78:74:e4:04:75:9f:41:53:fd:3f:b3:79:26:ae:0b:99:26:f0:1e:b5:4f:31:73:72:e4:d8
Signer

Actual PE Digest

69:10:f4:95:e6:fb:78:74:e4:04:75:9f:41:53:fd:3f:b3:79:26:ae:0b:99:26:f0:1e:b5:4f:31:73:72:e4:d8

Digest Algorithm

sha256

PE Digest Matches

true

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

D:\a\1\s\Win32\Release\efsdump.pdb

Imports

kernel32

GetFileSizeEx
GetConsoleOutputCP
FindClose
HeapSize
GetProcessHeap
GetStringTypeW
HeapReAlloc
ReadFile
FindFirstFileW
WriteConsoleW
FormatMessageW
GetFullPathNameW
SetFilePointerEx
FindNextFileW
SetConsoleCtrlHandler
LocalFree
LocalAlloc
GetProcAddress
GetModuleHandleW
GetFileType
GetCommandLineW
GetStdHandle
LoadLibraryExW
GetVersionExW
FlushFileBuffers
SetLastError
UnhandledExceptionFilter
SetUnhandledExceptionFilter
GetCurrentProcess
TerminateProcess
IsProcessorFeaturePresent
QueryPerformanceCounter
GetCurrentProcessId
GetCurrentThreadId
GetSystemTimeAsFileTime
InitializeSListHead
IsDebuggerPresent
GetStartupInfoW
InterlockedPushEntrySList
InterlockedFlushSList
RtlUnwind
GetLastError
EnterCriticalSection
LeaveCriticalSection
DeleteCriticalSection
InitializeCriticalSectionAndSpinCount
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
FreeLibrary
EncodePointer
RaiseException
ExitProcess
GetModuleHandleExW
GetConsoleCP
WriteFile
GetModuleFileNameW
GetCommandLineA
GetCurrentThread
HeapFree
HeapAlloc
GetDateFormatW
GetTimeFormatW
CompareStringW
LCMapStringW
GetLocaleInfoW
IsValidLocale
GetUserDefaultLCID
EnumSystemLocalesW
WideCharToMultiByte
CreateFileW
CloseHandle
GetConsoleMode
SetConsoleMode
GetNumberOfConsoleInputEvents
ReadConsoleInputW
PeekConsoleInputA
ReadConsoleW
OutputDebugStringW
FindFirstFileExW
IsValidCodePage
GetACP
GetOEMCP
GetCPInfo
MultiByteToWideChar
GetEnvironmentStringsW
FreeEnvironmentStringsW
SetEnvironmentVariableW
SetStdHandle
DecodePointer

user32

InflateRect
GetSysColorBrush
SetCursor
LoadCursorW
GetDlgItem
EndDialog
DialogBoxIndirectParamW
SendMessageW
SetWindowTextW

gdi32

EndPage
StartPage
EndDoc
SetMapMode
GetDeviceCaps
StartDocW

comdlg32

PrintDlgW

advapi32

FreeEncryptionCertificateHashList
QueryRecoveryAgentsOnEncryptedFile
QueryUsersOnEncryptedFile
LookupAccountSidW
RegSetValueExW
RegQueryValueExW
RegOpenKeyExW
RegOpenKeyW
RegCreateKeyW
RegCloseKey

Sections

.text
Size: 263KB - Virtual size: 262KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 66KB - Virtual size: 65KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 3KB - Virtual size: 7KB

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

.reloc
Size: 9KB - Virtual size: 9KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

e944892a8752c3e7dbd13dced826e6aa

Code Sign

33:00:00:01:df:6b:f0:2e:92:a7:4a:b4:d0:00:00:00:00:01:dfCertificate

Extended Key Usages

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

Key Usages

69:10:f4:95:e6:fb:78:74:e4:04:75:9f:41:53:fd:3f:b3:79:26:ae:0b:99:26:f0:1e:b5:4f:31:73:72:e4:d8Signer

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

kernel32

user32

gdi32

comdlg32

advapi32

Sections

.text Size: 263KB - Virtual size: 262KB

.rdata Size: 66KB - Virtual size: 65KB

.data Size: 3KB - Virtual size: 7KB

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

.reloc Size: 9KB - Virtual size: 9KB

33:00:00:01:df:6b:f0:2e:92:a7:4a:b4:d0:00:00:00:00:01:df
Certificate

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

69:10:f4:95:e6:fb:78:74:e4:04:75:9f:41:53:fd:3f:b3:79:26:ae:0b:99:26:f0:1e:b5:4f:31:73:72:e4:d8
Signer

.text
Size: 263KB - Virtual size: 262KB

.rdata
Size: 66KB - Virtual size: 65KB

.data
Size: 3KB - Virtual size: 7KB

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

.reloc
Size: 9KB - Virtual size: 9KB