Static task
static1
Behavioral task
behavioral1
Sample
lasteevnens.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
lasteevnens.exe
Resource
win10v2004-20220901-en
General
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Target
lasteevnens.exe
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Size
378KB
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MD5
5d04ddeaca65f5b028f9c4143b9c87eb
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SHA1
0c2fbc1bbfe91f68522d63066bc9212ba93cea81
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SHA256
cf7e6923aebb7064c645b0560ffdec7fb505d62c0ef93bc41a86e5a80f2c7663
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SHA512
1b0f8fbe6f1390a155a6a8db282259f43b42f2a28020071fce31f1fd216d3dbb31c9da1bc81281724df67a46906f52ea7ffe3c357e70845660e7c98c8252816b
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SSDEEP
6144:jB+pgU9qgSfDjDbxF6fU2xOylOeZcbrD7tiH7xvvSbWGoVaKc5DUf1XJo4bx:jgYsOKOSccH4bWGqaKUaZJ/t
Malware Config
Signatures
Files
-
lasteevnens.exe.exe windows x86
4ea4df5d94204fc550be1874e1b77ea7
Code Sign
23:00:73:39:99:29:11:38Certificate
IssuerCN=Nonlitigiously Electrothermic\ ,OU=Travellers Nationalitetsprincippet\ ,O=Rollin,L=Cedar Springs,ST=Michigan,C=US,1.2.840.113549.1.9.1=#0c17546561726572734053616c73696c6c613231352e526563Not Before01/02/2022, 20:12Not After31/01/2025, 20:12SubjectCN=Nonlitigiously Electrothermic\ ,OU=Travellers Nationalitetsprincippet\ ,O=Rollin,L=Cedar Springs,ST=Michigan,C=US,1.2.840.113549.1.9.1=#0c17546561726572734053616c73696c6c613231352e5265632b:d4:ae:70:b9:d0:63:5b:2a:e9:84:c8:d6:74:aa:30Certificate
IssuerCN=Certum Timestamping 2021 CA,O=Asseco Data Systems S.A.,C=PLNot Before28/07/2022, 08:56Not After27/07/2033, 08:56SubjectCN=Certum Timestamp 2022,O=Asseco Data Systems S.A.,C=PLExtended Key Usages
ExtKeyUsageTimeStamping
Key Usages
KeyUsageDigitalSignature
e7:ff:69:c7:3b:35:ce:4b:91:26:d8:74:7c:68:a5:87Certificate
IssuerCN=Certum Trusted Network CA 2,OU=Certum Certification Authority,O=Unizeto Technologies S.A.,C=PLNot Before19/05/2021, 05:32Not After18/05/2036, 05:32SubjectCN=Certum Timestamping 2021 CA,O=Asseco Data Systems S.A.,C=PLExtended Key Usages
ExtKeyUsageTimeStamping
Key Usages
KeyUsageCertSign
KeyUsageCRLSign
1b:b5:8f:25:2a:df:23:00:49:28:c9:ae:3d:7e:ed:27Certificate
IssuerCN=Certum Trusted Network CA,OU=Certum Certification Authority,O=Unizeto Technologies S.A.,C=PLNot Before31/05/2021, 06:43Not After17/09/2029, 06:43SubjectCN=Certum Trusted Network CA 2,OU=Certum Certification Authority,O=Unizeto Technologies S.A.,C=PLKey Usages
KeyUsageCertSign
KeyUsageCRLSign
12:42:99:19:43:23:d6:00:59:0f:7b:c6:27:85:5e:d5:ff:a0:f4:b8:f7:fd:52:f4:40:ec:83:35:38:93:62:d7Signer
Actual PE Digest12:42:99:19:43:23:d6:00:59:0f:7b:c6:27:85:5e:d5:ff:a0:f4:b8:f7:fd:52:f4:40:ec:83:35:38:93:62:d7Digest Algorithmsha256PE Digest MatchestrueSignature Validations
TrustedfalseVerification
Signing CertificateCN=Nonlitigiously Electrothermic\ ,OU=Travellers Nationalitetsprincippet\ ,O=Rollin,L=Cedar Springs,ST=Michigan,C=US,1.2.840.113549.1.9.1=#0c17546561726572734053616c73696c6c613231352e52656326/08/2022, 16:48 Valid: false
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
kernel32
SetCurrentDirectoryW
GetFileAttributesW
GetFullPathNameW
Sleep
GetTickCount
CreateFileW
GetFileSize
MoveFileW
SetFileAttributesW
GetModuleFileNameW
CopyFileW
ExitProcess
SetEnvironmentVariableW
GetWindowsDirectoryW
GetTempPathW
GetCommandLineW
GetVersion
SetErrorMode
WaitForSingleObject
GetCurrentProcess
CompareFileTime
GlobalUnlock
GlobalLock
CreateThread
GetLastError
CreateDirectoryW
CreateProcessW
RemoveDirectoryW
lstrcmpiA
GetTempFileNameW
WriteFile
lstrcpyA
lstrcpyW
MoveFileExW
lstrcatW
GetSystemDirectoryW
GetProcAddress
GetModuleHandleA
GlobalFree
GlobalAlloc
GetShortPathNameW
SearchPathW
lstrcmpiW
SetFileTime
CloseHandle
ExpandEnvironmentStringsW
lstrcmpW
GetDiskFreeSpaceW
lstrlenW
lstrcpynW
GetExitCodeProcess
FindFirstFileW
FindNextFileW
DeleteFileW
SetFilePointer
ReadFile
FindClose
MulDiv
MultiByteToWideChar
lstrlenA
WideCharToMultiByte
GetPrivateProfileStringW
WritePrivateProfileStringW
FreeLibrary
LoadLibraryExW
GetModuleHandleW
user32
GetSystemMenu
SetClassLongW
IsWindowEnabled
EnableMenuItem
SetWindowPos
GetSysColor
GetWindowLongW
SetCursor
LoadCursorW
CheckDlgButton
GetMessagePos
LoadBitmapW
CallWindowProcW
IsWindowVisible
CloseClipboard
SetClipboardData
EmptyClipboard
OpenClipboard
wsprintfW
ScreenToClient
GetWindowRect
GetSystemMetrics
SetDlgItemTextW
GetDlgItemTextW
MessageBoxIndirectW
CharPrevW
CharNextA
wsprintfA
DispatchMessageW
PeekMessageW
GetDC
ReleaseDC
EnableWindow
InvalidateRect
SendMessageW
DefWindowProcW
BeginPaint
GetClientRect
FillRect
EndDialog
RegisterClassW
SystemParametersInfoW
CreateWindowExW
GetClassInfoW
DialogBoxParamW
CharNextW
ExitWindowsEx
DestroyWindow
LoadImageW
SetTimer
SetWindowTextW
PostQuitMessage
ShowWindow
GetDlgItem
IsWindow
SetWindowLongW
FindWindowExW
TrackPopupMenu
AppendMenuW
CreatePopupMenu
DrawTextW
EndPaint
CreateDialogParamW
SendMessageTimeoutW
SetForegroundWindow
gdi32
SelectObject
SetBkMode
CreateFontIndirectW
SetTextColor
DeleteObject
GetDeviceCaps
CreateBrushIndirect
SetBkColor
shell32
SHGetSpecialFolderLocation
SHGetPathFromIDListW
SHBrowseForFolderW
SHGetFileInfoW
ShellExecuteW
SHFileOperationW
advapi32
RegDeleteKeyW
SetFileSecurityW
OpenProcessToken
LookupPrivilegeValueW
AdjustTokenPrivileges
RegOpenKeyExW
RegEnumValueW
RegDeleteValueW
RegCloseKey
RegCreateKeyExW
RegSetValueExW
RegQueryValueExW
RegEnumKeyW
comctl32
ImageList_AddMasked
ord17
ImageList_Destroy
ImageList_Create
ole32
OleUninitialize
OleInitialize
CoTaskMemFree
CoCreateInstance
Sections
.text Size: 24KB - Virtual size: 24KB
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: 128KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.ndata Size: - Virtual size: 232KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 161KB - Virtual size: 161KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ