instmsi[.]exe | Triage

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General

Target

instmsi.exe
Size

1.4MB
MD5

efb2d9da82dc89c6bfe7425b0fa0b776
SHA1

acb189df677d41e1f650e23d885a847a84be73ed
SHA256

781effbc345bc4a731ff5279103f51ad098e84d995a9d64216956cf2267bd712
SHA512

381a8080bcf5495266fbde2b6d96a6b354ab154681729d78513ce2e8ff216214797bb04847c27b324104cf1ac0eb447944947e455bd75269c90ea857c9bbfe78
SSDEEP

24576:j0VVOgnS5j851G7xSjf6OnqZw7sMMdl0Xnq6v5Y7n7apo97roBV:QvOAaj8fG7xSjf6Onqq7VMdlij5uIGHe

Score

1^/10

Malware Config

Signatures

Files

instmsi.exe
.exe windows x86

86f649127f320d79de0c023a60ef77bf

Code Sign

03:c7:8f:37:db:92:28:df:3c:bb:1a:ad:82:fa:67:10
Certificate

Issuer

OU=VeriSign Commercial Software Publishers CA,O=VeriSign\, Inc.,L=Internet

Not Before

09-04-1996 00:00

Not After

07-01-2004 23:59

Subject

OU=VeriSign Commercial Software Publishers CA,O=VeriSign\, Inc.,L=Internet

fc:a4:a5:9f:2c:0f:c0:b9:03:98:33:1b:7b:54:54:1d
Certificate

Issuer

OU=VeriSign\, Inc.+OU=VeriSign Time Stamping Service Root+OU=NO LIABILITY ACCEPTED\, (c)97 VeriSign\, Inc.,O=VeriSign Trust Network

Not Before

16-11-1999 00:00

Not After

06-01-2004 23:59

Subject

CN=VeriSign Time Stamping Service CA SW1,OU=VeriSign Trust Network+OU=www.verisign.com/repository/RPA Incorp. by Ref.\,LIAB.LTD(c)98,O=VeriSign\, Inc.

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature
KeyUsageContentCommitment

55:0d:88:f5:3f:64:16:d7:0c:73:00:d8:45:92:16:34
Certificate

Issuer

OU=VeriSign Commercial Software Publishers CA,O=VeriSign\, Inc.,L=Internet

Not Before

19-03-1999 00:00

Not After

16-04-2000 23:59

Subject

CN=Microsoft Corporation,OU=VeriSign Commercial Software Publishers CA+OU=www.verisign.com/repository/RPA Incorp. by Ref.\,LIAB.LTD(c)98+OU=Digital ID Class 3 - Microsoft Software Validation v2+OU=Microsoft Corporation,O=VeriSign\, Inc.,L=Internet+L=Redmond,ST=Washington,C=US

Key Usages

KeyUsageDigitalSignature
KeyUsageKeyEncipherment

Signer

Actual PE Digest

Digest Algorithm

PE Digest Matches

false

Headers

File Characteristics

IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_DEBUG_STRIPPED

Imports

advapi32

RegCloseKey
EqualSid
AllocateAndInitializeSid
GetTokenInformation
OpenProcessToken
AdjustTokenPrivileges
LookupPrivilegeValueA
FreeSid
RegDeleteValueA
RegOpenKeyExA
RegSetValueExA
RegQueryValueExA
RegCreateKeyExA
RegQueryInfoKeyA

kernel32

lstrcatA
GetFileAttributesA
GetShortPathNameA
GetPrivateProfileStringA
GetPrivateProfileIntA
GetCurrentProcess
lstrlenA
lstrcmpiA
lstrcpyA
GetModuleFileNameA
FreeLibrary
LocalAlloc
GetLastError
GetSystemDirectoryA
LoadLibraryA
FindClose
FindNextFileA
DeleteFileA
SetFileAttributesA
lstrcmpA
FindFirstFileA
_lclose
_llseek
_lopen
GetWindowsDirectoryA
GetProcAddress
RemoveDirectoryA
GlobalUnlock
GlobalLock
GlobalAlloc
IsDBCSLeadByte
ExitProcess
GetModuleHandleA
CloseHandle
GetCommandLineA
LoadResource
FindResourceA
CreateMutexA
SetEvent
CreateEventA
SetCurrentDirectoryA
CreateThread
ResetEvent
TerminateThread
GetVersionExA
LocalFree
GetExitCodeProcess
WaitForSingleObject
CreateProcessA
GetTempPathA
FreeResource
LockResource
SizeofResource
CreateFileA
ReadFile
WriteFile
SetFilePointer
SetFileTime
LocalFileTimeToFileTime
DosDateTimeToFileTime
GetTempFileNameA
GetSystemInfo
GetDriveTypeA
lstrcpynA
GetVolumeInformationA
GetCurrentDirectoryA
LoadLibraryExA
GetStartupInfoA
CreateDirectoryA
GlobalFree
FormatMessageA
GetDiskFreeSpaceA
MulDiv

gdi32

GetDeviceCaps

user32

wsprintfA
ExitWindowsEx
CharNextA
CharUpperA
EndDialog
GetDesktopWindow
CharPrevA
GetWindowLongA
CallWindowProcA
GetDlgItem
SetForegroundWindow
SetWindowTextA
SendDlgItemMessageA
SetWindowLongA
EnableWindow
SendMessageA
LoadStringA
MsgWaitForMultipleObjects
PeekMessageA
MessageBoxA
SetWindowPos
ReleaseDC
GetDC
GetWindowRect
ShowWindow
DialogBoxIndirectParamA
SetDlgItemTextA
MessageBeep
GetDlgItemTextA
DispatchMessageA

comctl32

ord17

version

GetFileVersionInfoA
VerQueryValueA
GetFileVersionInfoSizeA

Sections

.text
Size: 36KB - Virtual size: 35KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.data
Size: 1024B - Virtual size: 7KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 1.4MB - Virtual size: 1.4MB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

86f649127f320d79de0c023a60ef77bf

Code Sign

03:c7:8f:37:db:92:28:df:3c:bb:1a:ad:82:fa:67:10Certificate

fc:a4:a5:9f:2c:0f:c0:b9:03:98:33:1b:7b:54:54:1dCertificate

Extended Key Usages

Key Usages

55:0d:88:f5:3f:64:16:d7:0c:73:00:d8:45:92:16:34Certificate

Key Usages

Signer

Headers

File Characteristics

Imports

advapi32

kernel32

gdi32

user32

comctl32

version

Sections

.text Size: 36KB - Virtual size: 35KB

.data Size: 1024B - Virtual size: 7KB

.rsrc Size: 1.4MB - Virtual size: 1.4MB

03:c7:8f:37:db:92:28:df:3c:bb:1a:ad:82:fa:67:10
Certificate

fc:a4:a5:9f:2c:0f:c0:b9:03:98:33:1b:7b:54:54:1d
Certificate

55:0d:88:f5:3f:64:16:d7:0c:73:00:d8:45:92:16:34
Certificate

.text
Size: 36KB - Virtual size: 35KB

.data
Size: 1024B - Virtual size: 7KB

.rsrc
Size: 1.4MB - Virtual size: 1.4MB