Static task
static1
Behavioral task
behavioral1
Sample
sam.exe
Resource
win7-20230220-en
Behavioral task
behavioral2
Sample
sam.exe
Resource
win10v2004-20230221-en
General
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Target
sam.exe
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Size
568KB
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MD5
7da9a59efd9d978586404578467083d7
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SHA1
12ff86fd2ddb151402c8e9dfc370037eed352bb0
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SHA256
f5cde3a76c1677ec3bccb2994b16a4bb643e4cd1ca23c7732c23f7ab8f9e3d86
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SHA512
5803e613fadaa0d7d0fa612e49b89956c48869a2b36daa9faf1ed4669b5c9af9cacba51b22d76d8d71b53ddc6e1516bc80b6c84b014dc2b625a351be47746d44
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SSDEEP
12288:uEYwyEZGINxj3gywljdvPM6gxdZoNFptVtxIw85EU:uEdymGI3j38pd3M60dZuvhr1U
Malware Config
Signatures
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NSIS installer 2 IoCs
resource yara_rule sample nsis_installer_1 sample nsis_installer_2
Files
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sam.exe.exe windows x86
59a4a44a250c4cf4f2d9de2b3fe5d95f
Code Sign
2a:03:20:04:13:50:fc:24:a9:ac:d3:0c:17:e8:02:dd:3b:04:b5:95Certificate
IssuerOU=Spaltegruppes Counterretreat Tilkomstens\ ,O=Understemmer,L=Wavrechain-sous-Faulx,ST=Hauts-de-France,C=FR,1.2.840.113549.1.9.1=#0c27546974616c736c6f67617269746d65726e6540426c65706861726f68656d61746964722e477970Not Before10-01-2023 04:25Not After09-01-2026 04:25SubjectOU=Spaltegruppes Counterretreat Tilkomstens\ ,O=Understemmer,L=Wavrechain-sous-Faulx,ST=Hauts-de-France,C=FR,1.2.840.113549.1.9.1=#0c27546974616c736c6f67617269746d65726e6540426c65706861726f68656d61746964722e4779702a:03:20:04:13:50:fc:24:a9:ac:d3:0c:17:e8:02:dd:3b:04:b5:95Certificate
IssuerOU=Spaltegruppes Counterretreat Tilkomstens\ ,O=Understemmer,L=Wavrechain-sous-Faulx,ST=Hauts-de-France,C=FR,1.2.840.113549.1.9.1=#0c27546974616c736c6f67617269746d65726e6540426c65706861726f68656d61746964722e477970Not Before10-01-2023 04:25Not After09-01-2026 04:25SubjectOU=Spaltegruppes Counterretreat Tilkomstens\ ,O=Understemmer,L=Wavrechain-sous-Faulx,ST=Hauts-de-France,C=FR,1.2.840.113549.1.9.1=#0c27546974616c736c6f67617269746d65726e6540426c65706861726f68656d61746964722e4779707b:05:b1:d4:49:68:51:44:f7:c9:89:d2:9c:19:9d:12Certificate
IssuerCN=VeriSign Universal Root Certification Authority,OU=VeriSign Trust Network+OU=(c) 2008 VeriSign\, Inc. - For authorized use only,O=VeriSign\, Inc.,C=USNot Before12-01-2016 00:00Not After11-01-2031 23:59SubjectCN=Symantec SHA256 TimeStamping CA,OU=Symantec Trust Network,O=Symantec Corporation,C=USExtended Key Usages
ExtKeyUsageTimeStamping
Key Usages
KeyUsageCertSign
KeyUsageCRLSign
7b:d4:e5:af:ba:cc:07:3f:a1:01:23:04:22:41:4d:12Certificate
IssuerCN=Symantec SHA256 TimeStamping CA,OU=Symantec Trust Network,O=Symantec Corporation,C=USNot Before23-12-2017 00:00Not After22-03-2029 23:59SubjectCN=Symantec SHA256 TimeStamping Signer - G3,OU=Symantec Trust Network,O=Symantec Corporation,C=USExtended Key Usages
ExtKeyUsageTimeStamping
Key Usages
KeyUsageDigitalSignature
f1:3a:72:e8:70:97:3f:46:18:54:1a:c5:48:2d:f8:57:3b:f2:53:3b:3b:0a:05:2a:a3:c5:3f:3c:0f:f2:72:3eSigner
Actual PE Digestf1:3a:72:e8:70:97:3f:46:18:54:1a:c5:48:2d:f8:57:3b:f2:53:3b:3b:0a:05:2a:a3:c5:3f:3c:0f:f2:72:3eDigest Algorithmsha256PE Digest MatchestrueSignature Validations
TrustedfalseVerification
Signing CertificateOU=Spaltegruppes Counterretreat Tilkomstens\ ,O=Understemmer,L=Wavrechain-sous-Faulx,ST=Hauts-de-France,C=FR,1.2.840.113549.1.9.1=#0c27546974616c736c6f67617269746d65726e6540426c65706861726f68656d61746964722e47797009-03-2023 07:28 Valid: false
b1:01:99:0c:86:37:ed:a9:b0:fa:36:0d:bb:6b:a6:75:fe:70:3a:a2Signer
Actual PE Digestb1:01:99:0c:86:37:ed:a9:b0:fa:36:0d:bb:6b:a6:75:fe:70:3a:a2Digest Algorithmsha1PE Digest MatchestrueSignature Validations
TrustedfalseVerification
Signing CertificateOU=Spaltegruppes Counterretreat Tilkomstens\ ,O=Understemmer,L=Wavrechain-sous-Faulx,ST=Hauts-de-France,C=FR,1.2.840.113549.1.9.1=#0c27546974616c736c6f67617269746d65726e6540426c65706861726f68656d61746964722e47797027-02-2023 09:30 Valid: false
Headers
DLL Characteristics
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
kernel32
GetTickCount
GetFullPathNameA
MoveFileA
SetCurrentDirectoryA
GetFileAttributesA
GetLastError
CreateDirectoryA
SetFileAttributesA
SearchPathA
GetShortPathNameA
CreateFileA
GetFileSize
GetModuleFileNameA
ReadFile
GetCurrentProcess
CopyFileA
ExitProcess
SetEnvironmentVariableA
Sleep
CloseHandle
GetCommandLineA
SetErrorMode
LoadLibraryA
lstrlenA
lstrcpynA
GetDiskFreeSpaceA
GlobalUnlock
GlobalLock
CreateThread
CreateProcessA
RemoveDirectoryA
GetTempFileNameA
lstrcpyA
lstrcatA
GetSystemDirectoryA
GetVersion
GetProcAddress
GlobalAlloc
CompareFileTime
SetFileTime
ExpandEnvironmentStringsA
lstrcmpiA
lstrcmpA
WaitForSingleObject
GlobalFree
GetExitCodeProcess
GetModuleHandleA
GetTempPathA
GetWindowsDirectoryA
LoadLibraryExA
FindFirstFileA
FindNextFileA
DeleteFileA
SetFilePointer
WriteFile
FindClose
WritePrivateProfileStringA
MultiByteToWideChar
MulDiv
GetPrivateProfileStringA
FreeLibrary
user32
CreateWindowExA
EndDialog
ScreenToClient
GetWindowRect
EnableMenuItem
GetSystemMenu
SetClassLongA
IsWindowEnabled
SetWindowPos
GetSysColor
GetWindowLongA
SetCursor
LoadCursorA
CheckDlgButton
GetMessagePos
LoadBitmapA
CallWindowProcA
IsWindowVisible
CloseClipboard
GetDC
SystemParametersInfoA
RegisterClassA
TrackPopupMenu
AppendMenuA
CreatePopupMenu
GetSystemMetrics
SetDlgItemTextA
GetDlgItemTextA
MessageBoxIndirectA
CharPrevA
DispatchMessageA
PeekMessageA
ReleaseDC
EnableWindow
InvalidateRect
SendMessageA
DefWindowProcA
BeginPaint
GetClientRect
FillRect
DrawTextA
GetClassInfoA
DialogBoxParamA
CharNextA
ExitWindowsEx
DestroyWindow
CreateDialogParamA
SetTimer
GetDlgItem
wsprintfA
SetForegroundWindow
ShowWindow
IsWindow
LoadImageA
SetWindowLongA
SetClipboardData
EmptyClipboard
OpenClipboard
EndPaint
PostQuitMessage
FindWindowExA
SendMessageTimeoutA
SetWindowTextA
gdi32
SelectObject
SetBkMode
CreateFontIndirectA
SetTextColor
DeleteObject
GetDeviceCaps
CreateBrushIndirect
SetBkColor
shell32
SHGetSpecialFolderLocation
SHGetPathFromIDListA
SHBrowseForFolderA
SHGetFileInfoA
ShellExecuteA
SHFileOperationA
advapi32
RegCloseKey
RegOpenKeyExA
RegDeleteKeyA
RegDeleteValueA
RegEnumValueA
RegCreateKeyExA
RegSetValueExA
RegQueryValueExA
RegEnumKeyA
comctl32
ImageList_Create
ImageList_AddMasked
ImageList_Destroy
ord17
ole32
CoCreateInstance
CoTaskMemFree
OleInitialize
OleUninitialize
version
GetFileVersionInfoSizeA
GetFileVersionInfoA
VerQueryValueA
Sections
.text Size: 23KB - Virtual size: 22KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 4KB - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 1024B - Virtual size: 105KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.ndata Size: - Virtual size: 92KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 263KB - Virtual size: 263KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ