Static task
static1
Behavioral task
behavioral1
Sample
NTS_eTaxInvoice�pdf.exe
Resource
win7-20240611-en
Behavioral task
behavioral2
Sample
NTS_eTaxInvoice�pdf.exe
Resource
win10v2004-20240508-en
General
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Target
24062024_0840_24062024_NTS_eTaxInvoice_pdf.zip
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Size
401KB
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MD5
bfb6d42db23105e566926df63e80d948
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SHA1
ac4501a9b247b28670fe70027a7fdd4551989b1d
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SHA256
9bc13c91beace54f08340405fa27a5321f00d826d4a8e49599eeb2f3ad9eea2a
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SHA512
438cf4eb93c1a74145d06c53b80a8a66ded5e8cabbbe8986d79eac460189adb42aa6be0dd74078a142e733e8e614eab24ca332856786b12bc348715ef0490f58
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SSDEEP
12288:P3kyPK7B9RI7c+R82xmmcN+sY75T3HAVvMWfFXQEE:Pkj7B9ajSY7yv/FXXE
Malware Config
Signatures
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NSIS installer 2 IoCs
resource yara_rule static1/unpack001/NTS_eTaxInvoice�pdf.exe nsis_installer_1 static1/unpack001/NTS_eTaxInvoice�pdf.exe nsis_installer_2
Files
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24062024_0840_24062024_NTS_eTaxInvoice_pdf.zip.zip
Password: infected
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NTS_eTaxInvoice�pdf.exe.exe windows:4 windows x86 arch:x86
Password: infected
b40f29cd171eb54c01b1dd2683c9c26b
Code Sign
52:d2:9a:6a:8f:b6:e8:01:25:8e:45:41:56:cb:42:22:e8:bf:dd:5aCertificate
IssuerCN=Mammalia,OU=Prognosen Mishagets Orant\ ,O=Mammalia,L=Moulton,ST=Iowa,C=US,1.2.840.113549.1.9.1=#0c194c6f7667697665724041737061726167696e6f75732e4b6f6eNot Before05/08/2023, 02:51Not After04/08/2026, 02:51SubjectCN=Mammalia,OU=Prognosen Mishagets Orant\ ,O=Mammalia,L=Moulton,ST=Iowa,C=US,1.2.840.113549.1.9.1=#0c194c6f7667697665724041737061726167696e6f75732e4b6f6e7b: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
b7:67:57:e1:93:4f:86:69:62:08:df:87:57:d4:ff:58:16:cb:36:26:9b:11:ea:3e:ba:14:9c:44:73:d0:d0:2bSigner
Actual PE Digestb7:67:57:e1:93:4f:86:69:62:08:df:87:57:d4:ff:58:16:cb:36:26:9b:11:ea:3e:ba:14:9c:44:73:d0:d0:2bDigest 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: 152KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 100KB - Virtual size: 100KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ