load
Static task
static1
Behavioral task
behavioral1
Sample
AmsterdamCryptoLTD.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
AmsterdamCryptoLTD.exe
Resource
win10v2004-20241007-en
General
-
Target
AmsterdamCryptoLTD.exe
-
Size
130KB
-
MD5
2cf4b9e8d659b05babf589d2e43c99bb
-
SHA1
6af4c7dc71687006c29b75bfac50324bc7bd8f1e
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SHA256
6760736035348f5a320dfde45458b2dc910cd08965c6541be97dcf490ab2a149
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SHA512
a86c2f45e1c2b9774c6e8076cfed665c776bc24fc3f52da25eb81f3222114f1c8ed998c35dcac94544ae8a6321a4d5189a13e9d99a7b5591af194a6555871f8c
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SSDEEP
3072:Df1BDZ0kVB67Duw9AMcbbiFAjrYEOnEjbWicBGIgPjzgw0XIu0I/2jAI:D9X0G3DjrkJiUgPH/ubXI
Malware Config
Signatures
-
Unsigned PE 3 IoCs
Checks for missing Authenticode signature.
resource AmsterdamCryptoLTD.exe unpack001/$PLUGINSDIR/InetLoad.dll unpack001/$PLUGINSDIR/ZipDLL.dll -
NSIS installer 2 IoCs
resource yara_rule sample nsis_installer_1 sample nsis_installer_2
Files
-
AmsterdamCryptoLTD.exe.exe windows:4 windows x86 arch:x86
ced282d9b261d1462772017fe2f6972b
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_NO_SEH
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
Imports
advapi32
RegCreateKeyExA
RegEnumKeyA
RegQueryValueExA
RegSetValueExA
RegCloseKey
RegDeleteValueA
RegDeleteKeyA
AdjustTokenPrivileges
LookupPrivilegeValueA
OpenProcessToken
SetFileSecurityA
RegOpenKeyExA
RegEnumValueA
shell32
SHGetFileInfoA
SHFileOperationA
SHGetPathFromIDListA
ShellExecuteExA
SHGetSpecialFolderLocation
SHBrowseForFolderA
ole32
IIDFromString
OleInitialize
OleUninitialize
CoCreateInstance
CoTaskMemFree
comctl32
ord17
ImageList_Create
ImageList_Destroy
ImageList_AddMasked
user32
SetClipboardData
CharPrevA
CallWindowProcA
PeekMessageA
DispatchMessageA
MessageBoxIndirectA
GetDlgItemTextA
SetDlgItemTextA
GetSystemMetrics
CreatePopupMenu
AppendMenuA
TrackPopupMenu
FillRect
EmptyClipboard
LoadCursorA
GetMessagePos
CheckDlgButton
GetSysColor
SetCursor
GetWindowLongA
SetClassLongA
SetWindowPos
IsWindowEnabled
GetWindowRect
GetSystemMenu
EnableMenuItem
RegisterClassA
ScreenToClient
EndDialog
GetClassInfoA
SystemParametersInfoA
CreateWindowExA
ExitWindowsEx
DialogBoxParamA
CharNextA
SetTimer
DestroyWindow
CreateDialogParamA
SetForegroundWindow
SetWindowTextA
PostQuitMessage
SendMessageTimeoutA
ShowWindow
wsprintfA
GetDlgItem
FindWindowExA
IsWindow
GetDC
SetWindowLongA
LoadImageA
InvalidateRect
ReleaseDC
EnableWindow
BeginPaint
SendMessageA
DefWindowProcA
DrawTextA
GetClientRect
EndPaint
IsWindowVisible
CloseClipboard
OpenClipboard
gdi32
SetBkMode
SetBkColor
GetDeviceCaps
CreateFontIndirectA
CreateBrushIndirect
DeleteObject
SetTextColor
SelectObject
kernel32
GetExitCodeProcess
WaitForSingleObject
GetProcAddress
GetSystemDirectoryA
WideCharToMultiByte
MoveFileExA
ReadFile
GetTempFileNameA
WriteFile
RemoveDirectoryA
CreateProcessA
CreateFileA
GetLastError
CreateThread
CreateDirectoryA
GlobalUnlock
GetDiskFreeSpaceA
GlobalLock
SetErrorMode
GetVersion
lstrcpynA
GetCommandLineA
GetTempPathA
lstrlenA
SetEnvironmentVariableA
ExitProcess
GetWindowsDirectoryA
GetCurrentProcess
GetModuleFileNameA
CopyFileA
GetTickCount
Sleep
GetFileSize
GetFileAttributesA
SetCurrentDirectoryA
SetFileAttributesA
GetFullPathNameA
GetShortPathNameA
MoveFileA
CompareFileTime
SetFileTime
SearchPathA
lstrcmpiA
lstrcmpA
CloseHandle
GlobalFree
GlobalAlloc
ExpandEnvironmentStringsA
LoadLibraryExA
FreeLibrary
lstrcpyA
lstrcatA
FindClose
MultiByteToWideChar
WritePrivateProfileStringA
GetPrivateProfileStringA
SetFilePointer
GetModuleHandleA
FindNextFileA
FindFirstFileA
DeleteFileA
MulDiv
Sections
.text Size: 25KB - Virtual size: 25KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 5KB - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 1KB - Virtual size: 149KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.ndata Size: - Virtual size: 32KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 4KB - Virtual size: 3KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
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$PLUGINSDIR/InetLoad.dll.dll windows:4 windows x86 arch:x86
24a4a671f5cc294ce3543d18a1e873cd
Headers
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_DLL
Imports
msvcrt
strchr
_adjust_fdiv
malloc
_initterm
free
memset
strstr
strtol
strncmp
strtoul
time
strrchr
kernel32
GlobalFree
lstrcpynA
CreateThread
WaitForSingleObject
TerminateThread
GetModuleHandleA
lstrcpyA
GlobalAlloc
LoadLibraryA
GetProcAddress
lstrcmpiA
CreateFileA
lstrcmpA
lstrlenA
MulDiv
WriteFile
lstrcatA
GetLastError
DeleteFileA
CloseHandle
SleepEx
user32
GetDlgItem
SendMessageA
SetWindowTextA
wsprintfA
GetWindowTextA
RegisterWindowMessageA
CallWindowProcA
PostMessageA
DestroyWindow
EnableWindow
GetWindowLongA
CreateWindowExA
GetWindowRect
GetClientRect
ShowWindow
IsWindowVisible
GetFocus
MessageBoxA
SendDlgItemMessageA
SetDlgItemTextA
SetTimer
LoadIconA
DispatchMessageA
TranslateMessage
GetMessageA
IsDialogMessageA
IsWindow
CreateDialogParamA
FindWindowExA
RedrawWindow
SetWindowLongA
wininet
InternetErrorDlg
InternetSetFilePointer
HttpQueryInfoA
InternetQueryOptionA
HttpSendRequestA
HttpAddRequestHeadersA
InternetSetOptionA
HttpOpenRequestA
FtpOpenFileA
InternetGetLastResponseInfoA
InternetConnectA
InternetCrackUrlA
InternetOpenA
InternetReadFile
InternetCloseHandle
comctl32
ord17
Exports
Exports
Sections
.text Size: 7KB - Virtual size: 7KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 2KB - Virtual size: 2KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 4KB - Virtual size: 5KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 1KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 1KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
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$PLUGINSDIR/ZipDLL.dll.dll windows:4 windows x86 arch:x86
f10b94e3705eae25c7617ba56a648b77
Headers
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_DLL
Imports
kernel32
lstrcmpiA
GlobalFree
lstrcpyA
lstrcpynA
GlobalAlloc
GetLocaleInfoW
LoadLibraryA
IsBadCodePtr
LocalFree
FormatMessageA
GetLastError
MapViewOfFile
CreateFileMappingA
CloseHandle
UnmapViewOfFile
GetDiskFreeSpaceA
CreateFileA
GetCurrentDirectoryA
SetFileAttributesA
GetFileAttributesA
GetDriveTypeA
SetVolumeLabelA
DeleteFileA
MoveFileA
CreateDirectoryA
EnterCriticalSection
Sleep
InitializeCriticalSection
InterlockedExchange
DeleteCriticalSection
LeaveCriticalSection
InterlockedDecrement
InterlockedIncrement
WideCharToMultiByte
MultiByteToWideChar
RtlUnwind
GetCommandLineA
GetVersion
HeapFree
HeapReAlloc
HeapAlloc
RaiseException
GetTimeZoneInformation
GetSystemTime
GetLocalTime
SetFileTime
LocalFileTimeToFileTime
SystemTimeToFileTime
SetEnvironmentVariableA
SetCurrentDirectoryA
GetFileType
FlushFileBuffers
SetStdHandle
ExitProcess
LCMapStringA
LCMapStringW
GetCPInfo
CompareStringA
CompareStringW
GetCurrentThreadId
TlsSetValue
TlsAlloc
TlsFree
SetLastError
TlsGetValue
TerminateProcess
GetCurrentProcess
HeapSize
SetHandleCount
GetStdHandle
GetStartupInfoA
GetModuleFileNameA
FreeEnvironmentStringsA
FreeEnvironmentStringsW
GetEnvironmentStrings
GetEnvironmentStringsW
GetModuleHandleA
GetEnvironmentVariableA
GetVersionExA
HeapDestroy
HeapCreate
VirtualFree
WriteFile
VirtualAlloc
IsBadWritePtr
SetUnhandledExceptionFilter
SetEndOfFile
ReadFile
SetFilePointer
GetACP
GetOEMCP
IsValidLocale
IsValidCodePage
GetLocaleInfoA
EnumSystemLocalesA
GetUserDefaultLCID
GetProcAddress
GetStringTypeA
GetStringTypeW
IsBadReadPtr
user32
SendMessageA
GetDlgItem
SetWindowTextA
FindWindowExA
OemToCharBuffA
CharToOemBuffA
Exports
Exports
extractall
extractfile
Sections
.text Size: 110KB - Virtual size: 110KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 18KB - Virtual size: 17KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 21KB - Virtual size: 27KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.reloc Size: 12KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ