LastActivityView[.]exe

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General

Target

LastActivityView.exe
Size

130KB
MD5

f27a284ef9b018cdd2a98a7b78ccdcb3
SHA1

67e260b11e6227c18cae8925b4f6899103c607f2
SHA256

af86dc3f76d39b67b967a3b714e9e70ed43eec8d3871e9691cb45d84372b53fb
SHA512

9a8811f13517748539308a70933b126a3348407f397bf30f903019379f927532c64015853b94acf21bdbc554d638a0265d4394d026e289103db06fe93fe5524b
SSDEEP

3072:5e69eWHZXp1nPDhhloZqX6EsSiEF4Gw1aqL1p7BZ5CJ/:5e/+1nrhPKqX6EsS94H8B

Score

10^/10

Malware Config

Signatures

Nirsoft 1 IoCs

resource	yara_rule
sample	Nirsoft

Files

LastActivityView.exe
.exe windows:4 windows x86 arch:x86

3fbcb180ebbfb0ad62cf50d337af18c5

Code Sign

f7:a0:a7:30:c8:7d:94:cd:83:02:e3:ea:7f:66:1b:b7
Certificate

Issuer

CN=Sectigo RSA Code Signing CA,O=Sectigo Limited,L=Salford,ST=Greater Manchester,C=GB

Not Before

09-09-2019 00:00

Not After

09-09-2023 23:59

Subject

CN=Nir Sofer,O=Nir Sofer,POSTALCODE=7135117,STREET=Dakar 21\, Unit 82,L=Lod,C=IL

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature

1d:a2:48:30:6f:9b:26:18:d0:82:e0:96:7d:33:d3:6a
Certificate

Issuer

CN=USERTrust RSA Certification Authority,O=The USERTRUST Network,L=Jersey City,ST=New Jersey,C=US

Not Before

02-11-2018 00:00

Not After

31-12-2030 23:59

Subject

CN=Sectigo RSA Code Signing CA,O=Sectigo Limited,L=Salford,ST=Greater Manchester,C=GB

Extended Key Usages

ExtKeyUsageCodeSigning
ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

90:39:7f:9a:d2:4a:3a:13:f2:bd:91:5f:08:38:a9:43
Certificate

Issuer

CN=Sectigo RSA Time Stamping CA,O=Sectigo Limited,L=Salford,ST=Greater Manchester,C=GB

Not Before

11-05-2022 00:00

Not After

10-08-2033 23:59

Subject

CN=Sectigo RSA Time Stamping Signer #3,O=Sectigo Limited,ST=Manchester,C=GB

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature
KeyUsageContentCommitment

30:0f:6f:ac:dd:66:98:74:7c:a9:46:36:a7:78:2d:b9
Certificate

Issuer

CN=USERTrust RSA Certification Authority,O=The USERTRUST Network,L=Jersey City,ST=New Jersey,C=US

Not Before

02-05-2019 00:00

Not After

18-01-2038 23:59

Subject

CN=Sectigo RSA Time Stamping CA,O=Sectigo Limited,L=Salford,ST=Greater Manchester,C=GB

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

86:d0:50:e9:bb:2f:ee:a9:26:74:b9:34:ef:82:25:c8:43:e0:7f:b7:d0:98:e5:f2:8e:e8:20:f8:95:33:8c:05
Signer

Actual PE Digest

86:d0:50:e9:bb:2f:ee:a9:26:74:b9:34:ef:82:25:c8:43:e0:7f:b7:d0:98:e5:f2:8e:e8:20:f8:95:33:8c:05

Digest Algorithm

sha256

PE Digest Matches

true

Headers

File Characteristics

IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE

PDB Paths

c:\Projects\VS2005\LastActivityView\Release\LastActivityView.pdb

Imports

msvcrt

__p__commode
_adjust_fdiv
__setusermatherr
_initterm
__wgetmainargs
__p__fmode
exit
_cexit
_XcptFilter
_exit
_c_exit
_onexit
__dllonexit
_msize
__set_app_type
_controlfp
_except_handler3
_wcmdln
calloc
realloc
_purecall
_wcslwr
strlen
_itow
_wcsnicmp
qsort
free
modf
_memicmp
_wtoi
memcmp
wcstoul
wcsrchr
swscanf
malloc
_ultow
wcscmp
??3@YAXPAX@Z
??2@YAPAXI@Z
memcpy
wcslen
wcscpy
memset
_wcsicmp
wcschr
_snwprintf
wcscat
wcsncat

comctl32

CreateToolbarEx
CreateStatusWindowW
ImageList_SetImageCount
ImageList_Create
ord17
ImageList_Add
ImageList_AddMasked

version

GetFileVersionInfoW
GetFileVersionInfoSizeW
VerQueryValueW

kernel32

GetCurrentProcessId
ExitProcess
GetLogicalDrives
GetLongPathNameW
QueryDosDeviceW
GetVolumeInformationW
OpenProcess
EnumResourceTypesW
GetModuleHandleA
GetStartupInfoW
GetModuleHandleW
ReadProcessMemory
SetErrorMode
DeleteFileW
CloseHandle
GetFileSize
SystemTimeToFileTime
FileTimeToSystemTime
GetSystemTimeAsFileTime
GetDriveTypeW
CompareFileTime
LoadLibraryW
GetProcAddress
FreeLibrary
GetTickCount
GetWindowsDirectoryW
ExpandEnvironmentStringsW
GetLastError
GetDateFormatW
FindNextFileW
SizeofResource
GetTempFileNameW
GlobalLock
FormatMessageW
FindFirstFileW
GetVersionExW
FindClose
GetTimeFormatW
GetFileAttributesW
FileTimeToLocalFileTime
ReadFile
FindResourceW
WriteFile
GetModuleFileNameW
LocalFree
LoadResource
CreateFileW
TzSpecificLocalTimeToSystemTime
LockResource
SystemTimeToTzSpecificLocalTime
lstrcpyW
MultiByteToWideChar
lstrlenW
LocalFileTimeToFileTime
LoadLibraryExW
GlobalAlloc
GetSystemDirectoryW
GlobalUnlock
WideCharToMultiByte
GetTempPathW
GetCurrentProcess
CreateFileMappingW
MapViewOfFile
UnmapViewOfFile
GetPrivateProfileStringW
WritePrivateProfileStringW
GetPrivateProfileIntW
EnumResourceNamesW
GetStdHandle

user32

ChildWindowFromPoint
LoadCursorW
SetCursor
GetSysColorBrush
ShowWindow
GetDlgItemInt
SetDlgItemInt
DeferWindowPos
CreateWindowExW
BeginPaint
EndPaint
GetWindow
GetClientRect
SendDlgItemMessageW
DrawFrameControl
EndDialog
SetWindowLongW
GetDlgItem
SetWindowTextW
UpdateWindow
SendMessageW
SetDlgItemTextW
InvalidateRect
GetDlgItemTextW
GetWindowRect
GetSystemMetrics
RegisterClassW
PostMessageW
MessageBoxW
TranslateAcceleratorW
SetMenu
SetWindowPos
GetWindowPlacement
LoadAcceleratorsW
DefWindowProcW
LoadImageW
GetSysColor
GetWindowLongW
EndDeferWindowPos
BeginDeferWindowPos
SetFocus
KillTimer
SetTimer
GetParent
OpenClipboard
CheckMenuItem
GetMenuStringW
GetMenuItemCount
CloseClipboard
CheckMenuRadioItem
SetClipboardData
EnableWindow
GetCursorPos
MapWindowPoints
GetMenu
GetSubMenu
GetDC
EmptyClipboard
EnableMenuItem
ReleaseDC
GetClassNameW
MoveWindow
DialogBoxParamW
CreateDialogParamW
EnumChildWindows
DestroyWindow
LoadStringW
GetDesktopWindow
GetWindowTextW
LoadMenuW
ModifyMenuW
GetMenuItemInfoW
GetDlgCtrlID
DestroyMenu
DestroyIcon
LoadIconW
GetKeyState
RegisterWindowMessageW
TrackPopupMenu
PostQuitMessage
GetMessageW
DispatchMessageW
IsDialogMessageW
TranslateMessage
DrawTextExW
CreatePopupMenu
CallWindowProcW

gdi32

CreateFontIndirectW
SetTextColor
DeleteObject
DeleteDC
GetObjectW
SetBkMode
GetStockObject
GetTextExtentPoint32W
SetBkColor
GetDeviceCaps
GetPixel
SetPixel
SelectObject
CreateCompatibleDC

comdlg32

FindTextW
GetSaveFileNameW

advapi32

RegOpenKeyExW
RegConnectRegistryW
RegEnumKeyExW
RegQueryValueExW
RegQueryInfoKeyW
RegEnumValueW
OpenSCManagerW
ControlService
StartServiceW
QueryServiceStatus
CloseServiceHandle
OpenServiceW
RegCloseKey

shell32

SHGetFileInfoW
ShellExecuteW
SHGetMalloc
SHBindToParent
SHGetDesktopFolder
SHGetPathFromIDListW

ole32

CoInitialize
CoUninitialize
CoCreateInstance

oleaut32

VariantTimeToSystemTime
SysFreeString
SysAllocString

Sections

.text
Size: 72KB - Virtual size: 71KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 24KB - Virtual size: 23KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 3KB - Virtual size: 62KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 22KB - Virtual size: 21KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

3fbcb180ebbfb0ad62cf50d337af18c5

Code Sign

f7:a0:a7:30:c8:7d:94:cd:83:02:e3:ea:7f:66:1b:b7Certificate

Extended Key Usages

Key Usages

1d:a2:48:30:6f:9b:26:18:d0:82:e0:96:7d:33:d3:6aCertificate

Extended Key Usages

Key Usages

90:39:7f:9a:d2:4a:3a:13:f2:bd:91:5f:08:38:a9:43Certificate

Extended Key Usages

Key Usages

30:0f:6f:ac:dd:66:98:74:7c:a9:46:36:a7:78:2d:b9Certificate

Extended Key Usages

Key Usages

86:d0:50:e9:bb:2f:ee:a9:26:74:b9:34:ef:82:25:c8:43:e0:7f:b7:d0:98:e5:f2:8e:e8:20:f8:95:33:8c:05Signer

Headers

File Characteristics

PDB Paths

Imports

msvcrt

comctl32

version

kernel32

user32

gdi32

comdlg32

advapi32

shell32

ole32

oleaut32

Sections

.text Size: 72KB - Virtual size: 71KB

.rdata Size: 24KB - Virtual size: 23KB

.data Size: 3KB - Virtual size: 62KB

.rsrc Size: 22KB - Virtual size: 21KB

f7:a0:a7:30:c8:7d:94:cd:83:02:e3:ea:7f:66:1b:b7
Certificate

1d:a2:48:30:6f:9b:26:18:d0:82:e0:96:7d:33:d3:6a
Certificate

90:39:7f:9a:d2:4a:3a:13:f2:bd:91:5f:08:38:a9:43
Certificate

30:0f:6f:ac:dd:66:98:74:7c:a9:46:36:a7:78:2d:b9
Certificate

86:d0:50:e9:bb:2f:ee:a9:26:74:b9:34:ef:82:25:c8:43:e0:7f:b7:d0:98:e5:f2:8e:e8:20:f8:95:33:8c:05
Signer

.text
Size: 72KB - Virtual size: 71KB

.rdata
Size: 24KB - Virtual size: 23KB

.data
Size: 3KB - Virtual size: 62KB

.rsrc
Size: 22KB - Virtual size: 21KB