Static task
static1
Behavioral task
behavioral1
Sample
2f61e87b9efc40e20b2ea6dbd7f304a0cdaacea53c7407bb6da45d2e6302a905.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
2f61e87b9efc40e20b2ea6dbd7f304a0cdaacea53c7407bb6da45d2e6302a905.exe
Resource
win10v2004-20240426-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/System.dll
Resource
win7-20240221-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/System.dll
Resource
win10v2004-20240508-en
General
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Target
2f61e87b9efc40e20b2ea6dbd7f304a0cdaacea53c7407bb6da45d2e6302a905.exe
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Size
262KB
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MD5
76923fcaa0a505edf3ad0258599c4ac4
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SHA1
c12da3f5b65037e1d8e9c448896476284ad152ee
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SHA256
2f61e87b9efc40e20b2ea6dbd7f304a0cdaacea53c7407bb6da45d2e6302a905
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SHA512
b7e63acbc58fc774ab1b344f8e0c49dfa77287ae355651d6710e9ef47aae3938abe5ce752f39b405e8ae07c9874cb423f88ceca8a9a1c36a11a66e0596dcf4b3
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SSDEEP
6144:C+K0JKwduysEcdn0AwZkMJrZJKBRiJ5KGzR9gMYazuS0:LJZ0EcdnTdM5ZJCEv7VCMYaav
Malware Config
Signatures
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource unpack001/$PLUGINSDIR/System.dll -
NSIS installer 2 IoCs
resource yara_rule sample nsis_installer_1 sample nsis_installer_2
Files
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2f61e87b9efc40e20b2ea6dbd7f304a0cdaacea53c7407bb6da45d2e6302a905.exe.exe windows:4 windows x86 arch:x86
b40f29cd171eb54c01b1dd2683c9c26b
Code Sign
04:25:08:f4:fe:1a:18:bb:f6:b0:18:a0:05:4c:1a:b8:44:64:5e:20Certificate
IssuerCN=Bolk,OU=Afskedigelserne tilskuerplads diplonema\ ,O=Bolk,L=Riverside,ST=California,C=US,1.2.840.113549.1.9.1=#0c16547275656440756473706172696e676572732e50726fNot Before17/03/2024, 00:19Not After17/03/2027, 00:19SubjectCN=Bolk,OU=Afskedigelserne tilskuerplads diplonema\ ,O=Bolk,L=Riverside,ST=California,C=US,1.2.840.113549.1.9.1=#0c16547275656440756473706172696e676572732e50726f7b: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
21:4e:9a:4a:f7:08:4b:38:1b:a7:82:14:3d:f1:49:67:8c:10:6f:ee:25:24:70:3c:b7:29:a5:4d:03:4c:13:d7Signer
Actual PE Digest21:4e:9a:4a:f7:08:4b:38:1b:a7:82:14:3d:f1:49:67:8c:10:6f:ee:25:24:70:3c:b7:29:a5:4d:03:4c:13:d7Digest Algorithmsha256PE Digest MatchestrueHeaders
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
Sleep
GetShortPathNameA
GetFullPathNameA
MoveFileA
SetCurrentDirectoryA
GetFileAttributesA
GetLastError
CreateDirectoryA
CompareFileTime
SearchPathA
GetTickCount
GetFileSize
GetModuleFileNameA
GetCurrentProcess
CopyFileA
ExitProcess
SetEnvironmentVariableA
GetWindowsDirectoryA
SetFileAttributesA
lstrcmpiA
SetErrorMode
LoadLibraryA
lstrlenA
lstrcpynA
GetDiskFreeSpaceA
GlobalUnlock
GlobalLock
CreateThread
CreateProcessA
RemoveDirectoryA
CreateFileA
GetTempFileNameA
lstrcpyA
lstrcatA
GetSystemDirectoryA
GetVersion
GetProcAddress
WaitForSingleObject
SetFileTime
CloseHandle
GlobalFree
lstrcmpA
ExpandEnvironmentStringsA
GetExitCodeProcess
GlobalAlloc
GetModuleHandleA
LoadLibraryExA
GetCommandLineA
GetTempPathA
FreeLibrary
FindFirstFileA
FindNextFileA
DeleteFileA
SetFilePointer
ReadFile
FindClose
GetPrivateProfileStringA
WritePrivateProfileStringA
MulDiv
WriteFile
MultiByteToWideChar
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: 107KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.ndata Size: - Virtual size: 68KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 37KB - Virtual size: 36KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
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$PLUGINSDIR/System.dll.dll windows:4 windows x86 arch:x86
8c8a576201f68de1a3f26fc723b9f30f
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
MultiByteToWideChar
GlobalFree
GlobalSize
lstrcpynA
lstrcpyA
GetProcAddress
VirtualFree
FreeLibrary
lstrlenA
LoadLibraryA
GetModuleHandleA
GlobalAlloc
WideCharToMultiByte
VirtualAlloc
VirtualProtect
GetLastError
user32
wsprintfA
ole32
StringFromGUID2
CLSIDFromString
Exports
Exports
Alloc
Call
Copy
Free
Get
Int64Op
Store
StrAlloc
Sections
.text Size: 7KB - Virtual size: 7KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 1024B - Virtual size: 835B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 512B - Virtual size: 104B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.reloc Size: 1024B - Virtual size: 584B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
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Amatrprojekt/ladleful.ber
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Prepracticing/Cassandras.txt
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Prepracticing/Efterfoelgeren.cam
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Prepracticing/Forstvningerne174.lyd
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Prepracticing/Kommentartegnene.shu
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Prepracticing/Pronounal.Sca
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Prepracticing/Transportsystemer147.sto
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Prepracticing/capreol.bak
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Prepracticing/dvstummeundervisninger.sta
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Prepracticing/fimetarious.sar
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Prepracticing/orbate.Vag
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Pulverizator/preposterously.tot
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Pulverizator/ragnarokkets.opm
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Pulverizator/tilfjelses.win
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Pulverizator/tremulation.glu
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Pulverizator/trombidiosis.voc