Static task
static1
Behavioral task
behavioral1
Sample
Levoversion.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
Levoversion.exe
Resource
win10v2004-20231215-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/nsExec.dll
Resource
win7-20231215-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/nsExec.dll
Resource
win10v2004-20231215-en
Behavioral task
behavioral5
Sample
Jamber/Blindflyvning.ps1
Resource
win7-20231215-en
Behavioral task
behavioral6
Sample
Jamber/Blindflyvning.ps1
Resource
win10v2004-20231215-en
General
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Target
Levoversion.exe
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Size
743KB
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MD5
178054024878d411de7201b70372f719
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SHA1
d179abb23500cd76c7ce155733c082d8811feab6
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SHA256
7b7c066f031d5021b3ce30236a545cfea9736fded345e10d3380dd5c89447417
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SHA512
d4aee1a9573800b31d86a6b216be369e64ad6673c30e599fdb640a05eca5e12100f647271557e8d49243e9f788ee8ad99406cc44514d9f228c358d28b2fe5c79
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SSDEEP
12288:7GjjmLOEaDtYhttRWcxZOGc05EoSQ6BoXXpcFLApUXgO3K3:0SLOLD6htPW6Zzc0CxQ6BoXdyPi
Malware Config
Signatures
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource unpack001/$PLUGINSDIR/nsExec.dll -
NSIS installer 2 IoCs
resource yara_rule sample nsis_installer_1 sample nsis_installer_2
Files
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Levoversion.exe.exe windows:4 windows x86 arch:x86
3abe302b6d9a1256e6a915429af4ffd2
Code Sign
31:21:36:ed:fb:1d:6e:74:6f:5e:a0:a0:1a:ce:d6:04:94:6a:f7:8dCertificate
IssuerCN=Damasking,OU=Bilkers Knguruerne fatamorganaerne\ ,O=Damasking,L=Aschersleben,ST=Sachsen-Anhalt,C=DE,1.2.840.113549.1.9.1=#0c1e42696c6c6967756467617665726e6540476c6f62696665726f75732e4469Not Before07/07/2023, 00:41Not After06/07/2026, 00:41SubjectCN=Damasking,OU=Bilkers Knguruerne fatamorganaerne\ ,O=Damasking,L=Aschersleben,ST=Sachsen-Anhalt,C=DE,1.2.840.113549.1.9.1=#0c1e42696c6c6967756467617665726e6540476c6f62696665726f75732e44697b: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
29:02:c9:11:1d:12:de:b5:b2:fc:42:75:cb:2b:29:f8:b1:7b:5d:bf:ae:42:fe:2b:a5:19:e6:e3:0b:b2:b4:38Signer
Actual PE Digest29:02:c9:11:1d:12:de:b5:b2:fc:42:75:cb:2b:29:f8:b1:7b:5d:bf:ae:42:fe:2b:a5:19:e6:e3:0b:b2:b4:38Digest Algorithmsha256PE Digest MatchestrueHeaders
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
GetTempPathA
GetFileSize
GetModuleFileNameA
GetCurrentProcess
CopyFileA
ExitProcess
SetEnvironmentVariableA
Sleep
GetTickCount
GetCommandLineA
lstrlenA
GetVersion
SetErrorMode
lstrcpynA
GetDiskFreeSpaceA
GlobalUnlock
GetWindowsDirectoryA
SetCurrentDirectoryA
GetLastError
CreateDirectoryA
CreateProcessA
RemoveDirectoryA
CreateFileA
GetTempFileNameA
ReadFile
WriteFile
lstrcpyA
MoveFileExA
lstrcatA
GetSystemDirectoryA
GetProcAddress
GetExitCodeProcess
WaitForSingleObject
CompareFileTime
SetFileAttributesA
GetFileAttributesA
GetShortPathNameA
MoveFileA
GetFullPathNameA
SetFileTime
SearchPathA
CloseHandle
lstrcmpiA
CreateThread
GlobalLock
lstrcmpA
FindFirstFileA
FindNextFileA
DeleteFileA
SetFilePointer
GetPrivateProfileStringA
FindClose
MultiByteToWideChar
FreeLibrary
MulDiv
WritePrivateProfileStringA
LoadLibraryExA
GetModuleHandleA
GlobalAlloc
GlobalFree
ExpandEnvironmentStringsA
user32
ScreenToClient
GetSystemMenu
SetClassLongA
IsWindowEnabled
SetWindowPos
GetSysColor
GetWindowLongA
SetCursor
LoadCursorA
CheckDlgButton
GetMessagePos
LoadBitmapA
CallWindowProcA
IsWindowVisible
CloseClipboard
SetClipboardData
EmptyClipboard
PostQuitMessage
GetWindowRect
EnableMenuItem
CreatePopupMenu
GetSystemMetrics
SetDlgItemTextA
GetDlgItemTextA
MessageBoxIndirectA
CharPrevA
DispatchMessageA
PeekMessageA
ReleaseDC
EnableWindow
InvalidateRect
SendMessageA
DefWindowProcA
BeginPaint
GetClientRect
FillRect
DrawTextA
EndDialog
RegisterClassA
SystemParametersInfoA
CreateWindowExA
GetClassInfoA
DialogBoxParamA
CharNextA
ExitWindowsEx
GetDC
CreateDialogParamA
SetTimer
GetDlgItem
SetWindowLongA
SetForegroundWindow
LoadImageA
IsWindow
SendMessageTimeoutA
FindWindowExA
OpenClipboard
TrackPopupMenu
AppendMenuA
EndPaint
DestroyWindow
wsprintfA
ShowWindow
SetWindowTextA
gdi32
SelectObject
SetBkMode
CreateFontIndirectA
SetTextColor
DeleteObject
GetDeviceCaps
CreateBrushIndirect
SetBkColor
shell32
SHGetSpecialFolderLocation
ShellExecuteExA
SHGetPathFromIDListA
SHBrowseForFolderA
SHGetFileInfoA
SHFileOperationA
advapi32
AdjustTokenPrivileges
RegCreateKeyExA
RegOpenKeyExA
SetFileSecurityA
OpenProcessToken
LookupPrivilegeValueA
RegEnumValueA
RegDeleteKeyA
RegDeleteValueA
RegCloseKey
RegSetValueExA
RegQueryValueExA
RegEnumKeyA
comctl32
ImageList_Create
ImageList_AddMasked
ImageList_Destroy
ord17
ole32
OleUninitialize
OleInitialize
CoTaskMemFree
CoCreateInstance
Sections
.text Size: 25KB - 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: 149KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.ndata Size: - Virtual size: 64KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 237KB - Virtual size: 236KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
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$PLUGINSDIR/nsExec.dll.dll windows:4 windows x86 arch:x86
46f8b6973f33717335c0f6d8087de67b
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_NO_SEH
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_LARGE_ADDRESS_AWARE
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_DLL
Imports
kernel32
GetModuleHandleA
lstrlenA
GetExitCodeProcess
WaitForSingleObject
Sleep
TerminateProcess
GlobalReAlloc
GlobalUnlock
GlobalSize
lstrcpynA
ReadFile
PeekNamedPipe
GetTickCount
lstrcpyA
CreateProcessA
GetStartupInfoA
GetProcAddress
GetVersion
DeleteFileA
lstrcmpiA
GetCurrentProcess
CloseHandle
UnmapViewOfFile
MapViewOfFile
CreateFileMappingA
CreateFileA
CopyFileA
GetTempFileNameA
GlobalFree
GlobalAlloc
GetModuleFileNameA
ExitProcess
GetCommandLineA
CreatePipe
GlobalLock
lstrcatA
user32
SendMessageA
OemToCharBuffA
FindWindowExA
CharNextA
wsprintfA
CharPrevA
advapi32
InitializeSecurityDescriptor
SetSecurityDescriptorDacl
Exports
Exports
Exec
ExecToLog
ExecToStack
Sections
.text Size: 3KB - Virtual size: 2KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 1KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 512B - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.reloc Size: 512B - Virtual size: 458B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
-
Jamber/Blindflyvning.Lan.ps1
-
Jamber/Femaarenes.ati
-
Jamber/Varmemester.txt
-
Jamber/hockeyspillerens.pop
-
Zinnniaen226/Umodne/Unflinchingness/Daggletail.Alv
-
bricklike/ronsardism.bre