2024-05-29_e61a640480c1017e4cd532024780dacf_avoslocker_cobalt-strike_floxif

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General

Target

2024-05-29_e61a640480c1017e4cd532024780dacf_avoslocker_cobalt-strike_floxif
Size

256KB
MD5

e61a640480c1017e4cd532024780dacf
SHA1

c9855f8c79030c0de43498de8997f584b9b5b637
SHA256

160262d27ddf67b4ace9f1b77a51c33d03b467d5f1acff30e9d466e3d37cba53
SHA512

78a896b3b28e089621e3a0b294677093c665847ca097376a1914fbab35cc5f90c1a4d74245c2c281314ae518ac157db0bdc1834207a88ed46a4fc21efeca2bdb
SSDEEP

6144:UI34EI1hoJikiIkP51uMyvRo9NBV+UdvrEFp7hK7:UI34EI1hoJOqSNBjvrEH7o

Score

1^/10

Malware Config

Signatures

Files

2024-05-29_e61a640480c1017e4cd532024780dacf_avoslocker_cobalt-strike_floxif
.exe windows:6 windows x86 arch:x86

8ba8eb46b4f94342c4622766115266fd

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

27:3c:7e:bc:4e:8c:eb:fd:21:fa:26:68:0d:60:22:9a:21:a5:da:51:9f:11:77:34:bf:b6:23:f7:c5:37:53:f9
Signer

Actual PE Digest

27:3c:7e:bc:4e:8c:eb:fd:21:fa:26:68:0d:60:22:9a:21:a5:da:51:9f:11:77:34:bf:b6:23:f7:c5:37:53:f9

Digest Algorithm

sha256

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

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

Imports

kernel32

FreeEnvironmentStringsW
GetEnvironmentStringsW
MultiByteToWideChar
GetCommandLineA
GetCPInfo
GetOEMCP
GetACP
IsValidCodePage
FindNextFileW
FindFirstFileExW
FindClose
ReadConsoleInputW
SetConsoleMode
GetConsoleMode
CreateFileW
WideCharToMultiByte
HeapAlloc
HeapFree
WriteFile
FreeLibraryAndExitThread
ResumeThread
ExitThread
CreateThread
GetConsoleCP
GetModuleHandleExW
ExitProcess
RaiseException
FreeLibrary
TlsFree
TlsSetValue
TlsGetValue
TlsAlloc
InitializeCriticalSectionAndSpinCount
DeleteCriticalSection
LeaveCriticalSection
SetStdHandle
GetStringTypeW
GetFileSizeEx
SetFilePointerEx
FlushFileBuffers
GetConsoleOutputCP
HeapSize
HeapReAlloc
WriteConsoleW
GetSystemWindowsDirectoryW
VerifyVersionInfoW
CreateProcessW
VerSetConditionMask
LoadLibraryW
CloseHandle
SetLastError
GetLastError
GetProcessHeap
FormatMessageW
Sleep
CreateEventW
GetModuleFileNameW
GetFileType
GetModuleHandleW
LocalFree
GetProcAddress
LocalAlloc
GetStdHandle
GetCommandLineW
LoadLibraryExW
GetVersionExW
LCMapStringW
EnterCriticalSection
EncodePointer
UnhandledExceptionFilter
SetUnhandledExceptionFilter
GetCurrentProcess
TerminateProcess
IsProcessorFeaturePresent
IsDebuggerPresent
GetStartupInfoW
QueryPerformanceCounter
GetCurrentProcessId
GetCurrentThreadId
GetSystemTimeAsFileTime
InitializeSListHead
RtlUnwind
DecodePointer

user32

DefWindowProcW
UnregisterHotKey
GetKeyState
PostMessageW
GetWindowRect
DestroyWindow
GetDC
SetWindowPos
MessageBoxW
SetActiveWindow
CreateWindowExW
CallNextHookEx
GetSystemMetrics
CreatePopupMenu
GetWindowPlacement
SetThreadDesktop
LoadAcceleratorsW
TrackPopupMenu
ShowWindow
OffsetRect
DispatchMessageW
RegisterClassW
CreateDesktopW
RegisterHotKey
GetSysColor
MoveWindow
IsDlgButtonChecked
GetMessageW
SetFocus
BringWindowToTop
TranslateAcceleratorW
TranslateMessage
LoadIconW
FindWindowW
SetWindowsHookExW
InsertMenuW
SwitchDesktop
GetClientRect
CheckDlgButton
PostQuitMessage
SystemParametersInfoW
OpenDesktopW
RegisterWindowMessageW
DialogBoxParamW
SetForegroundWindow
InvalidateRect
ChildWindowFromPoint
ReleaseDC
GetCursorPos
InflateRect
SendMessageW
EndDialog
SetWindowTextW
DialogBoxIndirectParamW
LoadCursorW
SetCursor
GetDlgItem
GetSysColorBrush
DestroyMenu

gdi32

BitBlt
SelectObject
CreateCompatibleDC
StretchBlt
GetStockObject
DeleteDC
SetTextColor
SetBkMode
GetObjectW
SetStretchBltMode
DeleteObject
CreateFontIndirectW
StartPage
EndDoc
GetDeviceCaps
SetMapMode
StartDocW
EndPage
CreateCompatibleBitmap

comdlg32

PrintDlgW

advapi32

RegSetValueExW
GetSecurityDescriptorSacl
RegCreateKeyExW
SetSecurityInfo
RegDeleteValueW
ConvertStringSecurityDescriptorToSecurityDescriptorW
RegCloseKey
RegOpenKeyW
RegOpenKeyExW
RegCreateKeyW
RegQueryValueExW

shell32

Shell_NotifyIconW
ShellExecuteW

Sections

.text
Size: 93KB - Virtual size: 92KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 60KB - Virtual size: 60KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 2KB - Virtual size: 5KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 5KB - Virtual size: 5KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

8ba8eb46b4f94342c4622766115266fd

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

27:3c:7e:bc:4e:8c:eb:fd:21:fa:26:68:0d:60:22:9a:21:a5:da:51:9f:11:77:34:bf:b6:23:f7:c5:37:53:f9Signer

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

kernel32

user32

gdi32

comdlg32

advapi32

shell32

Sections

.text Size: 93KB - Virtual size: 92KB

.rdata Size: 60KB - Virtual size: 60KB

.data Size: 2KB - Virtual size: 5KB

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

.reloc Size: 5KB - Virtual size: 5KB

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

27:3c:7e:bc:4e:8c:eb:fd:21:fa:26:68:0d:60:22:9a:21:a5:da:51:9f:11:77:34:bf:b6:23:f7:c5:37:53:f9
Signer

.text
Size: 93KB - Virtual size: 92KB

.rdata
Size: 60KB - Virtual size: 60KB

.data
Size: 2KB - Virtual size: 5KB

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

.reloc
Size: 5KB - Virtual size: 5KB