Static task
static1
Behavioral task
behavioral1
Sample
4d97c54854f829854330eaece3c454e6.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
4d97c54854f829854330eaece3c454e6.exe
Resource
win10v2004-20231222-en
General
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Target
4d97c54854f829854330eaece3c454e6
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Size
689KB
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MD5
4d97c54854f829854330eaece3c454e6
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SHA1
d81e2bd1b0053730026606a2ea163105d3590c29
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SHA256
2170872f8c54547e189f1dd2786f4b9efdf29d980a0ea10e31330e43ce3192bd
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SHA512
1d1f56f2506498d6cbf31d71deb16be800afdc57e70e386be52f9ad706e7f1c3b008bc07a4e86cea390c74d82e8c46a815c27ff3ba2618e75ba158d850c9dc5c
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SSDEEP
12288:WDkL73jZUm+FRlOwxmBg+4JywB+u+wHPsnm27weGzf8Nj1raxOG/Lr6rQpkGnaPo:WDk/KNFRlOI6oN2l32tn6rOkGnaQ
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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4d97c54854f829854330eaece3c454e6.exe windows:4 windows x86 arch:x86
099c0646ea7282d232219f8807883be0
Code Sign
04Certificate
IssuerCN=KISA RootCA 1,OU=Korea Certification Authority Central,O=KISA,C=KRNot Before24/08/2005, 08:05Not After24/08/2025, 08:05SubjectCN=KISA RootCA 1,OU=Korea Certification Authority Central,O=KISA,C=KR38:25:d7:fa:f8:61:af:9e:f4:90:e7:26:b5:d6:5a:d5Certificate
IssuerCN=VeriSign Time Stamping Services CA,O=VeriSign\, Inc.,C=USNot Before15/06/2007, 00:00Not After14/06/2012, 23:59SubjectCN=VeriSign Time Stamping Services Signer - G2,O=VeriSign\, Inc.,C=USExtended Key Usages
ExtKeyUsageTimeStamping
Key Usages
KeyUsageDigitalSignature
KeyUsageContentCommitment
47:bf:19:95:df:8d:52:46:43:f7:db:6d:48:0d:31:a4Certificate
IssuerCN=Thawte Timestamping CA,OU=Thawte Certification,O=Thawte,L=Durbanville,ST=Western Cape,C=ZANot Before04/12/2003, 00:00Not After03/12/2013, 23:59SubjectCN=VeriSign Time Stamping Services CA,O=VeriSign\, Inc.,C=USExtended Key Usages
ExtKeyUsageTimeStamping
Key Usages
KeyUsageCertSign
KeyUsageCRLSign
04:88Certificate
IssuerCN=yessignCA General Class 2,OU=AccreditedCA,O=yessign,C=krNot Before12/10/2010, 15:00Not After13/10/2012, 14:59SubjectCN=Tutudisk Co.Ltd.,OU=code-sign+OU=02201010130005,O=yessign,C=krExtended Key Usages
ExtKeyUsageCodeSigning
Key Usages
KeyUsageDigitalSignature
KeyUsageContentCommitment
27:84Certificate
IssuerCN=KISA RootCA 1,OU=Korea Certification Authority Central,O=KISA,C=KRNot Before30/04/2010, 01:50Not After30/04/2020, 01:50SubjectCN=yessignCA General Class 2,OU=AccreditedCA,O=yessign,C=krKey Usages
KeyUsageCertSign
KeyUsageCRLSign
Signer
Actual PE DigestDigest AlgorithmPE Digest MatchesfalseHeaders
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
CompareFileTime
SearchPathA
GetShortPathNameA
GetFullPathNameA
MoveFileA
SetCurrentDirectoryA
GetFileAttributesA
GetLastError
CreateDirectoryA
SetFileAttributesA
Sleep
GetTickCount
CreateFileA
GetFileSize
GetModuleFileNameA
GetCurrentProcess
CopyFileA
ExitProcess
SetFileTime
GetTempPathA
GetCommandLineA
SetErrorMode
LoadLibraryA
lstrcpynA
GetDiskFreeSpaceA
GlobalUnlock
GlobalLock
CreateThread
CreateProcessA
RemoveDirectoryA
GetTempFileNameA
lstrlenA
lstrcatA
GetSystemDirectoryA
GetVersion
CloseHandle
lstrcmpiA
lstrcmpA
ExpandEnvironmentStringsA
GlobalFree
GlobalAlloc
WaitForSingleObject
GetExitCodeProcess
GetModuleHandleA
LoadLibraryExA
GetProcAddress
FreeLibrary
MultiByteToWideChar
WritePrivateProfileStringA
GetPrivateProfileStringA
WriteFile
ReadFile
MulDiv
SetFilePointer
FindClose
FindNextFileA
FindFirstFileA
DeleteFileA
GetWindowsDirectoryA
user32
EndDialog
ScreenToClient
GetWindowRect
EnableMenuItem
GetSystemMenu
SetClassLongA
IsWindowEnabled
SetWindowPos
GetSysColor
GetWindowLongA
SetCursor
LoadCursorA
CheckDlgButton
GetMessagePos
LoadBitmapA
CallWindowProcA
IsWindowVisible
CloseClipboard
SetClipboardData
EmptyClipboard
RegisterClassA
TrackPopupMenu
AppendMenuA
CreatePopupMenu
GetSystemMetrics
SetDlgItemTextA
GetDlgItemTextA
MessageBoxIndirectA
CharPrevA
DispatchMessageA
PeekMessageA
DestroyWindow
CreateDialogParamA
SetTimer
SetWindowTextA
PostQuitMessage
SetForegroundWindow
wsprintfA
SendMessageTimeoutA
FindWindowExA
SystemParametersInfoA
CreateWindowExA
GetClassInfoA
DialogBoxParamA
CharNextA
OpenClipboard
ExitWindowsEx
IsWindow
GetDlgItem
SetWindowLongA
LoadImageA
GetDC
EnableWindow
InvalidateRect
SendMessageA
DefWindowProcA
BeginPaint
GetClientRect
FillRect
DrawTextA
EndPaint
ShowWindow
gdi32
SetBkColor
GetDeviceCaps
DeleteObject
CreateBrushIndirect
CreateFontIndirectA
SetBkMode
SetTextColor
SelectObject
shell32
SHGetPathFromIDListA
SHBrowseForFolderA
SHGetFileInfoA
ShellExecuteA
SHFileOperationA
SHGetSpecialFolderLocation
advapi32
RegQueryValueExA
RegSetValueExA
RegEnumKeyA
RegEnumValueA
RegOpenKeyExA
RegDeleteKeyA
RegDeleteValueA
RegCloseKey
RegCreateKeyExA
comctl32
ImageList_AddMasked
ImageList_Destroy
ord17
ImageList_Create
ole32
CoTaskMemFree
OleInitialize
OleUninitialize
CoCreateInstance
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: 60KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 16KB - Virtual size: 15KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ