Static task
static1
Behavioral task
behavioral1
Sample
ekstre.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
ekstre.exe
Resource
win10v2004-20231215-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/nsExec.dll
Resource
win7-20231215-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/nsExec.dll
Resource
win10v2004-20231215-en
Behavioral task
behavioral5
Sample
Nonmental216/Midrange/avlstyrenes/Malasapsap/Dagenes.ps1
Resource
win7-20231215-en
Behavioral task
behavioral6
Sample
Nonmental216/Midrange/avlstyrenes/Malasapsap/Dagenes.ps1
Resource
win10v2004-20231215-en
General
-
Target
ekstre.exe
-
Size
704KB
-
MD5
7817f076ff826896eea5d88826f1e0bf
-
SHA1
0706b2ecec41fe1af96790fe82d0ea746134da2a
-
SHA256
5806a9ff0ee5ef23fdb2d7cb9f12c3c0ab4b69b77eedf3aef2387672f8cce129
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SHA512
8463f80871e07d3fe2232c0f4c17ef8b4752073bf718d92f2c711ea9cc9ab93f352234a89530628712cf796d1a2ec3fd79fa95b681458c04b6646ff9bb8a0b75
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SSDEEP
12288:9cgybdNrgTB1myD5W3swba2cQxifyvYMaQyLi6R/LohEdIxL33vfy:9Sbd0PgDcYiqvYML3eU33Hy
Malware Config
Signatures
-
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource unpack001/$PLUGINSDIR/nsExec.dll
Files
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ekstre.exe.exe windows:4 windows x86 arch:x86
e2a592076b17ef8bfb48b7e03965a3fc
Code Sign
69:db:57:24:5c:5d:b8:39:8d:8e:ad:2b:d6:fe:5c:51:e7:69:19:76Certificate
IssuerCN=Spunsningen,OU=Lysstofrrene Lyskopiere Pegtops\ ,O=Spunsningen,L=Ellsworth,ST=Minnesota,C=US,1.2.840.113549.1.9.1=#0c16436f727970686f646f6e74404261736973732e537469Not Before17/05/2023, 03:15Not After16/05/2026, 03:15SubjectCN=Spunsningen,OU=Lysstofrrene Lyskopiere Pegtops\ ,O=Spunsningen,L=Ellsworth,ST=Minnesota,C=US,1.2.840.113549.1.9.1=#0c16436f727970686f646f6e74404261736973732e5374697b: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
c8:75:e9:ea:2e:3a:f9:b6:11:55:cb:62:2a:de:0a:2d:75:2a:7e:9f:97:1c:ed:bd:2e:f7:81:af:69:52:32:a1Signer
Actual PE Digestc8:75:e9:ea:2e:3a:f9:b6:11:55:cb:62:2a:de:0a:2d:75:2a:7e:9f:97:1c:ed:bd:2e:f7:81:af:69:52:32:a1Digest 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
SetCurrentDirectoryW
GetFileAttributesW
GetFullPathNameW
Sleep
GetTickCount
GetFileSize
GetModuleFileNameW
MoveFileW
SetFileAttributesW
GetCurrentProcess
ExitProcess
SetEnvironmentVariableW
GetWindowsDirectoryW
GetTempPathW
GetCommandLineW
GetVersion
SetErrorMode
lstrlenW
WaitForSingleObject
CopyFileW
CompareFileTime
GlobalLock
CreateThread
GetLastError
CreateDirectoryW
CreateProcessW
RemoveDirectoryW
lstrcmpiA
CreateFileW
GetTempFileNameW
WriteFile
lstrcpyA
lstrcpyW
MoveFileExW
lstrcatW
GetSystemDirectoryW
GetProcAddress
GetModuleHandleA
GlobalFree
GlobalAlloc
GetShortPathNameW
SearchPathW
lstrcmpiW
SetFileTime
CloseHandle
ExpandEnvironmentStringsW
lstrcmpW
GlobalUnlock
lstrcpynW
GetDiskFreeSpaceW
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: 25KB - Virtual size: 25KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 5KB - Virtual size: 5KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 1KB - Virtual size: 171KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.ndata Size: - Virtual size: 124KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 103KB - Virtual size: 102KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
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$PLUGINSDIR/nsExec.dll.dll windows:4 windows x86 arch:x86
0b75f1007d3cc8e457970ae3e3fd53c3
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
GetModuleHandleW
MultiByteToWideChar
lstrlenA
GetExitCodeProcess
WaitForSingleObject
Sleep
TerminateProcess
GlobalReAlloc
GlobalUnlock
GlobalSize
lstrcpynW
ReadFile
PeekNamedPipe
GetTickCount
CreateProcessW
GetStartupInfoW
CreatePipe
GetProcAddress
lstrcpyW
DeleteFileW
lstrcmpiW
GetCurrentProcess
lstrcatW
CloseHandle
UnmapViewOfFile
MapViewOfFile
CreateFileMappingW
CreateFileW
CopyFileW
GetTempFileNameW
GlobalFree
GlobalAlloc
GetModuleFileNameW
ExitProcess
GetCommandLineW
GlobalLock
GetVersion
lstrlenW
user32
SendMessageW
FindWindowExW
CharNextW
wsprintfW
CharPrevW
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: 3KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.reloc Size: 512B - Virtual size: 448B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
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Nonmental216/Midrange/avlstyrenes/Malasapsap/Dagenes.Ful.ps1
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Nonmental216/Midrange/avlstyrenes/Malasapsap/Nedrivning.Vok
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Nonmental216/Midrange/avlstyrenes/Malasapsap/Ombrd250.sto
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Nonmental216/Midrange/avlstyrenes/Malasapsap/Rowan163.txt
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bedkk.gen
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registrerbar.dom
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tmrer.tre
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tornirisks.ber