Static task
static1
Behavioral task
behavioral1
Sample
b95952bc05ed22952472e0b793a6e9cbf36e1e2177f59fdd56343b688c9b37ce.exe
Resource
win7-20230220-en
Behavioral task
behavioral2
Sample
b95952bc05ed22952472e0b793a6e9cbf36e1e2177f59fdd56343b688c9b37ce.exe
Resource
win10v2004-20230220-en
General
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Target
b95952bc05ed22952472e0b793a6e9cbf36e1e2177f59fdd56343b688c9b37ce.zip
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Size
782KB
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MD5
af7f805132ee444af5ebfcabf714b738
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SHA1
9c6ab14308adcce614efa9538c3e8f3d0e6803d8
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SHA256
0f36ec0771de1a56c5a726f9ef06dbe48bc70ce912c9f2fcddc7822dd9c07275
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SHA512
a4f4e7d2c5d7241b601d95610056486b1c1dd411e71c441dd7e6d121130493c29728d2ba2064838feab2758bcc1506c8b2a2a8ae97c25a5d9c3c92d14a98c719
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SSDEEP
12288:CrXNrtUJpmnB+n9+PeleZd5IJY4MZx67AywC+n4bMnCWnvAPha88RcV0lKpXvIjR:wXltkn9+mEBP67q40RQhapcV0lOk6U
Malware Config
Signatures
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NSIS installer 2 IoCs
resource yara_rule static1/unpack001/b95952bc05ed22952472e0b793a6e9cbf36e1e2177f59fdd56343b688c9b37ce.exe nsis_installer_1 static1/unpack001/b95952bc05ed22952472e0b793a6e9cbf36e1e2177f59fdd56343b688c9b37ce.exe nsis_installer_2
Files
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b95952bc05ed22952472e0b793a6e9cbf36e1e2177f59fdd56343b688c9b37ce.zip.zip
Password: infected
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b95952bc05ed22952472e0b793a6e9cbf36e1e2177f59fdd56343b688c9b37ce.exe.exe windows x86
Password: infected
f10e4da994053bf80c20cee985b32e29
Code Sign
5a:71:7b:ee:0d:c1:2d:d2:d7:d9:1a:1b:26:f9:83:da:7d:ed:ca:d8Certificate
IssuerOU=Indbydende Kjoleskde\ ,O=isaacson,L=Rush Green,ST=England,C=GB,1.2.840.113549.1.9.1=#0c1e4e6f6e636f6e76657273616e744050726f766f6b61746f7269736b2e486fNot Before01/06/2022, 09:05Not After31/05/2025, 09:05SubjectOU=Indbydende Kjoleskde\ ,O=isaacson,L=Rush Green,ST=England,C=GB,1.2.840.113549.1.9.1=#0c1e4e6f6e636f6e76657273616e744050726f766f6b61746f7269736b2e486f2b:d4:ae:70:b9:d0:63:5b:2a:e9:84:c8:d6:74:aa:30Certificate
IssuerCN=Certum Timestamping 2021 CA,O=Asseco Data Systems S.A.,C=PLNot Before28/07/2022, 08:56Not After27/07/2033, 08:56SubjectCN=Certum Timestamp 2022,O=Asseco Data Systems S.A.,C=PLExtended Key Usages
ExtKeyUsageTimeStamping
Key Usages
KeyUsageDigitalSignature
e7:ff:69:c7:3b:35:ce:4b:91:26:d8:74:7c:68:a5:87Certificate
IssuerCN=Certum Trusted Network CA 2,OU=Certum Certification Authority,O=Unizeto Technologies S.A.,C=PLNot Before19/05/2021, 05:32Not After18/05/2036, 05:32SubjectCN=Certum Timestamping 2021 CA,O=Asseco Data Systems S.A.,C=PLExtended Key Usages
ExtKeyUsageTimeStamping
Key Usages
KeyUsageCertSign
KeyUsageCRLSign
1b:b5:8f:25:2a:df:23:00:49:28:c9:ae:3d:7e:ed:27Certificate
IssuerCN=Certum Trusted Network CA,OU=Certum Certification Authority,O=Unizeto Technologies S.A.,C=PLNot Before31/05/2021, 06:43Not After17/09/2029, 06:43SubjectCN=Certum Trusted Network CA 2,OU=Certum Certification Authority,O=Unizeto Technologies S.A.,C=PLKey Usages
KeyUsageCertSign
KeyUsageCRLSign
55:e8:ad:ce:fb:c9:06:a9:1a:ee:7a:7a:e7:b7:63:35:e3:bd:55:6e:da:6f:14:a2:75:12:9e:45:be:7a:0e:f7Signer
Actual PE Digest55:e8:ad:ce:fb:c9:06:a9:1a:ee:7a:7a:e7:b7:63:35:e3:bd:55:6e:da:6f:14:a2:75:12:9e:45:be:7a:0e:f7Digest Algorithmsha256PE Digest MatchestrueSignature Validations
TrustedfalseVerification
Signing CertificateOU=Indbydende Kjoleskde\ ,O=isaacson,L=Rush Green,ST=England,C=GB,1.2.840.113549.1.9.1=#0c1e4e6f6e636f6e76657273616e744050726f766f6b61746f7269736b2e486f27/02/2023, 09:32 Valid: false
Headers
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
advapi32
RegCreateKeyExA
RegEnumKeyA
RegQueryValueExA
RegSetValueExA
RegCloseKey
RegDeleteValueA
RegDeleteKeyA
AdjustTokenPrivileges
LookupPrivilegeValueA
OpenProcessToken
SetFileSecurityA
RegOpenKeyExA
RegEnumValueA
shell32
SHGetFileInfoA
SHFileOperationA
SHGetPathFromIDListA
ShellExecuteExA
SHGetSpecialFolderLocation
SHBrowseForFolderA
ole32
IIDFromString
OleInitialize
OleUninitialize
CoCreateInstance
CoTaskMemFree
comctl32
ord17
ImageList_Create
ImageList_Destroy
ImageList_AddMasked
user32
SetClipboardData
CharPrevA
CallWindowProcA
PeekMessageA
DispatchMessageA
MessageBoxIndirectA
GetDlgItemTextA
SetDlgItemTextA
GetSystemMetrics
CreatePopupMenu
AppendMenuA
TrackPopupMenu
FillRect
EmptyClipboard
LoadCursorA
GetMessagePos
CheckDlgButton
SetWindowPos
SetCursor
GetSysColor
SetClassLongA
GetWindowLongA
IsWindowEnabled
GetWindowRect
GetSystemMenu
EnableMenuItem
RegisterClassA
ScreenToClient
EndDialog
GetClassInfoA
SystemParametersInfoA
CreateWindowExA
ExitWindowsEx
DialogBoxParamA
CharNextA
SetTimer
DestroyWindow
CreateDialogParamA
SetForegroundWindow
SetWindowTextA
PostQuitMessage
SendMessageTimeoutA
ShowWindow
wsprintfA
GetDlgItem
FindWindowExA
IsWindow
GetDC
SetWindowLongA
LoadImageA
InvalidateRect
ReleaseDC
EnableWindow
BeginPaint
SendMessageA
DefWindowProcA
DrawTextA
GetClientRect
EndPaint
IsWindowVisible
CloseClipboard
OpenClipboard
gdi32
SetBkMode
SetBkColor
GetDeviceCaps
CreateFontIndirectA
CreateBrushIndirect
DeleteObject
SetTextColor
SelectObject
kernel32
GetExitCodeProcess
WaitForSingleObject
GetProcAddress
GetSystemDirectoryA
WideCharToMultiByte
MoveFileExA
GetTempFileNameA
RemoveDirectoryA
WriteFile
CreateDirectoryA
GetLastError
CreateProcessA
GlobalLock
GlobalUnlock
CreateThread
lstrcpynA
SetErrorMode
GetDiskFreeSpaceA
lstrlenA
GetCommandLineA
GetVersionExA
GetWindowsDirectoryA
SetEnvironmentVariableA
GetTempPathA
CopyFileA
GetCurrentProcess
ExitProcess
GetModuleFileNameA
GetFileSize
ReadFile
GetTickCount
Sleep
CreateFileA
GetFileAttributesA
SetCurrentDirectoryA
SetFileAttributesA
GetFullPathNameA
GetShortPathNameA
MoveFileA
CompareFileTime
SetFileTime
SearchPathA
lstrcmpiA
lstrcmpA
CloseHandle
GlobalFree
GlobalAlloc
ExpandEnvironmentStringsA
LoadLibraryExA
FreeLibrary
lstrcpyA
lstrcatA
FindClose
MultiByteToWideChar
WritePrivateProfileStringA
GetPrivateProfileStringA
SetFilePointer
GetModuleHandleA
FindNextFileA
FindFirstFileA
DeleteFileA
MulDiv
Sections
.text Size: 25KB - Virtual size: 24KB
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: 1KB - Virtual size: 246KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.ndata Size: - Virtual size: 488KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 119KB - Virtual size: 118KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ