Static task
static1
Behavioral task
behavioral1
Sample
MT103_0311021014 PDF.exe
Resource
win7-20230220-en
Behavioral task
behavioral2
Sample
MT103_0311021014 PDF.exe
Resource
win10v2004-20230221-en
General
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Target
3F1D82991F839EA53AD6BD8CE9BBCADB610B01A6AA6C3CD3425AD24684836C56
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Size
269KB
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MD5
9947af885dfd9d273b63b84179cd0a51
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SHA1
90388c8f2e968214fa382eff984e2b0094173037
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SHA256
3f1d82991f839ea53ad6bd8ce9bbcadb610b01a6aa6c3cd3425ad24684836c56
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SHA512
17a70130444b765df5d8e59cba620b05131c1c6202c4fd6d2e1e9ed01593cd5b867be0ff2083b06c993d9d67d8a0b532eb53f2bb4e38eb39303934e7b94b53d2
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SSDEEP
6144:BRYSdg+BS3Lm2gqYgXdcV4uoElcIZHxN7/0RJct3UBw:HC+BS3LHglOcV4ZElco1Iw
Malware Config
Signatures
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NSIS installer 2 IoCs
resource yara_rule static1/unpack001/MT103_0311021014 PDF.exe nsis_installer_1 static1/unpack001/MT103_0311021014 PDF.exe nsis_installer_2
Files
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3F1D82991F839EA53AD6BD8CE9BBCADB610B01A6AA6C3CD3425AD24684836C56.gz
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MT103_0311021014 PDF.exe.exe windows x86
4f67aeda01a0484282e8c59006b0b352
Code Sign
33:2a:c0:2d:24:ab:cc:f7:17:bf:44:61:17:ec:49:8c:f0:0e:a4:75Certificate
IssuerOU=Strandkanter Realisingly diplomatism\ ,O=Problemstillings,L=Streganz,ST=Brandenburg,C=DE,1.2.840.113549.1.9.1=#0c13557272656d6d6540497361733133322e557364Not Before21-03-2023 04:35Not After20-03-2026 04:35SubjectOU=Strandkanter Realisingly diplomatism\ ,O=Problemstillings,L=Streganz,ST=Brandenburg,C=DE,1.2.840.113549.1.9.1=#0c13557272656d6d6540497361733133322e55736433:2a:c0:2d:24:ab:cc:f7:17:bf:44:61:17:ec:49:8c:f0:0e:a4:75Certificate
IssuerOU=Strandkanter Realisingly diplomatism\ ,O=Problemstillings,L=Streganz,ST=Brandenburg,C=DE,1.2.840.113549.1.9.1=#0c13557272656d6d6540497361733133322e557364Not Before21-03-2023 04:35Not After20-03-2026 04:35SubjectOU=Strandkanter Realisingly diplomatism\ ,O=Problemstillings,L=Streganz,ST=Brandenburg,C=DE,1.2.840.113549.1.9.1=#0c13557272656d6d6540497361733133322e5573647b: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
53:b7:7d:2d:ac:fb:45:36:32:9b:a9:97:b1:a2:bf:19:93:a3:56:9e:79:f8:2c:6b:5c:be:a6:2b:5b:52:c6:aeSigner
Actual PE Digest53:b7:7d:2d:ac:fb:45:36:32:9b:a9:97:b1:a2:bf:19:93:a3:56:9e:79:f8:2c:6b:5c:be:a6:2b:5b:52:c6:aeDigest Algorithmsha256PE Digest Matchestrue85:38:ef:6e:04:67:aa:1d:22:86:3c:4d:31:54:70:cd:41:b8:6b:e3Signer
Actual PE Digest85:38:ef:6e:04:67:aa:1d:22:86:3c:4d:31:54:70:cd:41:b8:6b:e3Digest Algorithmsha1PE 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
CopyFileA
Sleep
GetTickCount
CreateFileA
GetFileSize
GetModuleFileNameA
ReadFile
GetFileAttributesA
SetFileAttributesA
ExitProcess
SetEnvironmentVariableA
GetWindowsDirectoryA
GetTempPathA
GetCommandLineA
lstrlenA
GetVersion
GetCurrentProcess
GetFullPathNameA
GetDiskFreeSpaceA
GlobalUnlock
GlobalLock
CreateThread
GetLastError
CreateDirectoryA
CreateProcessA
RemoveDirectoryA
GetTempFileNameA
WriteFile
lstrcpyA
MoveFileExA
lstrcatA
GetSystemDirectoryA
GetProcAddress
CloseHandle
SetCurrentDirectoryA
MoveFileA
CompareFileTime
GetShortPathNameA
SearchPathA
lstrcmpiA
SetFileTime
lstrcmpA
ExpandEnvironmentStringsA
lstrcpynA
SetErrorMode
GlobalFree
FindFirstFileA
FindNextFileA
DeleteFileA
SetFilePointer
GetPrivateProfileStringA
FindClose
MultiByteToWideChar
FreeLibrary
MulDiv
WritePrivateProfileStringA
LoadLibraryExA
GetModuleHandleA
GetExitCodeProcess
WaitForSingleObject
GlobalAlloc
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
SHGetPathFromIDListA
SHBrowseForFolderA
SHGetFileInfoA
ShellExecuteA
SHFileOperationA
advapi32
RegDeleteKeyA
SetFileSecurityA
OpenProcessToken
LookupPrivilegeValueA
AdjustTokenPrivileges
RegOpenKeyExA
RegEnumValueA
RegDeleteValueA
RegCloseKey
RegCreateKeyExA
RegSetValueExA
RegQueryValueExA
RegEnumKeyA
comctl32
ImageList_Create
ImageList_AddMasked
ImageList_Destroy
ord17
ole32
OleUninitialize
OleInitialize
CoTaskMemFree
CoCreateInstance
Sections
.text Size: 24KB - Virtual size: 23KB
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: 1024B - Virtual size: 106KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.ndata Size: - Virtual size: 80KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 27KB - Virtual size: 26KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ