InstallIMVU_490[.]0_st[.]exe

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General

Target

InstallIMVU_490.0_st.exe
Size

77KB
MD5

30c558431eb6e694b0ea975768af047f
SHA1

854bf085a25b28dc81db3411eebfad42d2294a9e
SHA256

e728feca05ea1975c8bc393b7807267d6913e1b863134f83fea485de8540192e
SHA512

20f64651cd62348516e444f51824d129e562dec615b6b7a0ed174f52ca4790872d37afa55e51cbafe042b1748a2be1b0285dc0493ce9dbb74fbdf17c03262521
SSDEEP

1536:pLXB65939tY6HBg4sXJjBs8na3lm/Ma8ib9D:pLk395hYXJ9z+py

Score

1^/10

Malware Config

Signatures

NSIS installer 2 IoCs

installer

resource	yara_rule
sample	nsis_installer_1
sample	nsis_installer_2

Files

InstallIMVU_490.0_st.exe
.exe windows:4 windows x86

7fa974366048f9c551ef45714595665e

Code Sign

7e:93:eb:fb:7c:c6:4e:59:ea:4b:9a:77:d4:06:fc:3b
Certificate

Issuer

CN=Thawte Timestamping CA,OU=Thawte Certification,O=Thawte,L=Durbanville,ST=Western Cape,C=ZA

Not Before

21/12/2012, 00:00

Not After

30/12/2020, 23:59

Subject

CN=Symantec Time Stamping Services CA - G2,O=Symantec Corporation,C=US

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageCertSign
KeyUsageCRLSign

0e:cf:f4:38:c8:fe:bf:35:6e:04:d8:6a:98:1b:1a:50
Certificate

Issuer

CN=Symantec Time Stamping Services CA - G2,O=Symantec Corporation,C=US

Not Before

18/10/2012, 00:00

Not After

29/12/2020, 23:59

Subject

CN=Symantec Time Stamping Services Signer - G4,O=Symantec Corporation,C=US

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature

34:7b:78:cd:f0:bc:7e:2a:47:10:5e:c2:a6:5f:cc:d9
Certificate

Issuer

CN=VeriSign Class 3 Code Signing 2010 CA,OU=VeriSign Trust Network+OU=Terms of use at https://www.verisign.com/rpa (c)10,O=VeriSign\, Inc.,C=US

Not Before

16/02/2012, 00:00

Not After

01/04/2015, 23:59

Subject

CN=IMVU,OU=Digital ID Class 3 - Microsoft Software Validation v2,O=IMVU,L=Palo Alto,ST=California,C=US

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature

52:00:e5:aa:25:56:fc:1a:86:ed:96:c9:d4:4b:33:c7
Certificate

Issuer

CN=VeriSign Class 3 Public Primary Certification Authority - G5,OU=VeriSign Trust Network+OU=(c) 2006 VeriSign\, Inc. - For authorized use only,O=VeriSign\, Inc.,C=US

Not Before

08/02/2010, 00:00

Not After

07/02/2020, 23:59

Subject

CN=VeriSign Class 3 Code Signing 2010 CA,OU=VeriSign Trust Network+OU=Terms of use at https://www.verisign.com/rpa (c)10,O=VeriSign\, Inc.,C=US

Extended Key Usages

ExtKeyUsageClientAuth
ExtKeyUsageCodeSigning

Key Usages

KeyUsageCertSign
KeyUsageCRLSign

d6:b9:75:82:2b:5a:fd:02:b7:8d:20:47:2f:5f:76:15:83:ae:5e:8a
Signer

Actual PE Digest

d6:b9:75:82:2b:5a:fd:02:b7:8d:20:47:2f:5f:76:15:83:ae:5e:8a

Digest Algorithm

sha1

PE Digest Matches

true

Headers

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

CompareFileTime
SearchPathA
GetShortPathNameA
GetFullPathNameA
MoveFileA
SetCurrentDirectoryA
GetFileAttributesA
GetLastError
CreateDirectoryA
SetFileAttributesA
Sleep
GetTickCount
GetFileSize
GetModuleFileNameA
GetCurrentProcess
CopyFileA
ExitProcess
GetWindowsDirectoryA
SetFileTime
GetCommandLineA
SetErrorMode
LoadLibraryA
lstrcpynA
GetDiskFreeSpaceA
GlobalUnlock
GlobalLock
CreateThread
CreateProcessA
RemoveDirectoryA
CreateFileA
GetTempFileNameA
lstrlenA
lstrcatA
GetSystemDirectoryA
GetVersion
CloseHandle
lstrcmpiA
lstrcmpA
ExpandEnvironmentStringsA
GlobalFree
GlobalAlloc
WaitForSingleObject
GetExitCodeProcess
GetModuleHandleA
LoadLibraryExA
GetProcAddress
FreeLibrary
MultiByteToWideChar
WritePrivateProfileStringA
GetPrivateProfileStringA
WriteFile
ReadFile
MulDiv
SetFilePointer
FindClose
FindNextFileA
FindFirstFileA
DeleteFileA
GetTempPathA

user32

EndDialog
ScreenToClient
GetWindowRect
EnableMenuItem
GetSystemMenu
SetClassLongA
IsWindowEnabled
SetWindowPos
GetSysColor
GetWindowLongA
SetCursor
LoadCursorA
CheckDlgButton
GetMessagePos
LoadBitmapA
CallWindowProcA
IsWindowVisible
CloseClipboard
SetClipboardData
EmptyClipboard
RegisterClassA
TrackPopupMenu
AppendMenuA
CreatePopupMenu
GetSystemMetrics
SetDlgItemTextA
GetDlgItemTextA
MessageBoxIndirectA
CharPrevA
DispatchMessageA
PeekMessageA
DestroyWindow
CreateDialogParamA
SetTimer
SetWindowTextA
PostQuitMessage
SetForegroundWindow
wsprintfA
SendMessageTimeoutA
FindWindowExA
SystemParametersInfoA
CreateWindowExA
GetClassInfoA
DialogBoxParamA
CharNextA
OpenClipboard
ExitWindowsEx
IsWindow
GetDlgItem
SetWindowLongA
LoadImageA
GetDC
EnableWindow
InvalidateRect
SendMessageA
DefWindowProcA
BeginPaint
GetClientRect
FillRect
DrawTextA
EndPaint
ShowWindow

gdi32

SetBkColor
GetDeviceCaps
DeleteObject
CreateBrushIndirect
CreateFontIndirectA
SetBkMode
SetTextColor
SelectObject

shell32

SHGetPathFromIDListA
SHBrowseForFolderA
SHGetFileInfoA
ShellExecuteA
SHFileOperationA
SHGetSpecialFolderLocation

advapi32

RegQueryValueExA
RegSetValueExA
RegEnumKeyA
RegEnumValueA
RegOpenKeyExA
RegDeleteKeyA
RegDeleteValueA
RegCloseKey
RegCreateKeyExA

comctl32

ImageList_AddMasked
ImageList_Destroy
ord17
ImageList_Create

ole32

CoTaskMemFree
OleInitialize
OleUninitialize
CoCreateInstance

version

GetFileVersionInfoSizeA
GetFileVersionInfoA
VerQueryValueA

Sections

.text
Size: 22KB - 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: 48KB

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 29KB - Virtual size: 28KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

7fa974366048f9c551ef45714595665e

Code Sign

7e:93:eb:fb:7c:c6:4e:59:ea:4b:9a:77:d4:06:fc:3bCertificate

Extended Key Usages

Key Usages

0e:cf:f4:38:c8:fe:bf:35:6e:04:d8:6a:98:1b:1a:50Certificate

Extended Key Usages

Key Usages

34:7b:78:cd:f0:bc:7e:2a:47:10:5e:c2:a6:5f:cc:d9Certificate

Extended Key Usages

Key Usages

52:00:e5:aa:25:56:fc:1a:86:ed:96:c9:d4:4b:33:c7Certificate

Extended Key Usages

Key Usages

d6:b9:75:82:2b:5a:fd:02:b7:8d:20:47:2f:5f:76:15:83:ae:5e:8aSigner

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

user32

gdi32

shell32

advapi32

comctl32

ole32

version

Sections

.text Size: 22KB - Virtual size: 22KB

.rdata Size: 4KB - Virtual size: 4KB

.data Size: 1024B - Virtual size: 107KB

.ndata Size: - Virtual size: 48KB

.rsrc Size: 29KB - Virtual size: 28KB

7e:93:eb:fb:7c:c6:4e:59:ea:4b:9a:77:d4:06:fc:3b
Certificate

0e:cf:f4:38:c8:fe:bf:35:6e:04:d8:6a:98:1b:1a:50
Certificate

34:7b:78:cd:f0:bc:7e:2a:47:10:5e:c2:a6:5f:cc:d9
Certificate

52:00:e5:aa:25:56:fc:1a:86:ed:96:c9:d4:4b:33:c7
Certificate

d6:b9:75:82:2b:5a:fd:02:b7:8d:20:47:2f:5f:76:15:83:ae:5e:8a
Signer

.text
Size: 22KB - Virtual size: 22KB

.rdata
Size: 4KB - Virtual size: 4KB

.data
Size: 1024B - Virtual size: 107KB

.ndata
Size: - Virtual size: 48KB

.rsrc
Size: 29KB - Virtual size: 28KB