b90f06f6aff57dec55d638a66bbd7405

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General

Target

b90f06f6aff57dec55d638a66bbd7405
Size

281KB
MD5

b90f06f6aff57dec55d638a66bbd7405
SHA1

a83d9160bf884b367c460204591500545c93e5f0
SHA256

21014d6eaa52255296f826be784e0166f0c01f7a22ad7c510881cc111a20635d
SHA512

92e46dd8e8d8c7a86658071bad1a47770db9b9ef63538336538845359d763b3642f4df7e1273802264e4ef26bce66bb6a154e6a7cc111f6b116d38f4809f942f
SSDEEP

6144:XsaocyLC1iLs7RGwn/ctefEjMwbGrGb3xVmoc2/:Xtobfo1YvuGbBVmoJ/

Score

3^/10

Malware Config

Signatures

Unsigned PE 2 IoCs

Checks for missing Authenticode signature.

resource
unpack001/$PLUGINSDIR/installer.exe
unpack001/$PLUGINSDIR/nsExec.dll

NSIS installer 1 IoCs

installer

resource	yara_rule
sample	nsis_installer_2

Files

b90f06f6aff57dec55d638a66bbd7405
.exe windows:4 windows x86 arch:x86

28a099a911237a28521d8b7ea250f089

Code Sign

47:97:4d:78:73:a5:bc:ab:0d:2f:b3:70:19:2f:ce:5e
Certificate

Issuer

CN=thawte Primary Root CA,OU=Certification Services Division+OU=(c) 2006 thawte\, Inc. - For authorized use only,O=thawte\, Inc.,C=US

Not Before

08/02/2010, 00:00

Not After

07/02/2020, 23:59

Subject

CN=Thawte Code Signing CA - G2,O=Thawte\, Inc.,C=US

Extended Key Usages

ExtKeyUsageClientAuth
ExtKeyUsageCodeSigning

Key Usages

KeyUsageCertSign
KeyUsageCRLSign

34:4e:d5:57:20:d5:ed:ec:49:f4:2f:ce:37:db:2b:6d
Certificate

Issuer

CN=thawte Primary Root CA,OU=Certification Services Division+OU=(c) 2006 thawte\, Inc. - For authorized use only,O=thawte\, Inc.,C=US

Not Before

17/11/2006, 00:00

Not After

16/07/2036, 23:59

Subject

CN=thawte Primary Root CA,OU=Certification Services Division+OU=(c) 2006 thawte\, Inc. - For authorized use only,O=thawte\, Inc.,C=US

Key Usages

KeyUsageCertSign
KeyUsageCRLSign

73:8d:ca:c6:97:c0:6e:1b:89:d1:06:07:37:73:01:0d
Certificate

Issuer

CN=Thawte Code Signing CA - G2,O=Thawte\, Inc.,C=US

Not Before

13/06/2012, 00:00

Not After

13/06/2014, 23:59

Subject

CN=Bechiro S.L.,OU=Devel,O=Bechiro S.L.,L=Barcelona,ST=Barcelona,C=ES

Extended Key Usages

ExtKeyUsageCodeSigning
ExtKeyUsageMicrosoftCommercialCodeSigning

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

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

1c:05:34:bc:18:e7:e2:94:e7:1d:a4:96:6e:0c:d0:b1:90:ff:0f:e6
Signer

Actual PE Digest

1c:05:34:bc:18:e7:e2:94:e7:1d:a4:96:6e:0c:d0:b1:90:ff:0f:e6

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
IMAGE_FILE_DEBUG_STRIPPED

Imports

advapi32

RegCloseKey
RegCreateKeyExA
RegDeleteKeyA
RegDeleteValueA
RegEnumKeyA
RegEnumValueA
RegOpenKeyExA
RegQueryValueExA
RegSetValueExA

comctl32

ImageList_AddMasked
ImageList_Create
ImageList_Destroy
InitCommonControls

gdi32

CreateBrushIndirect
CreateFontIndirectA
DeleteObject
GetDeviceCaps
SelectObject
SetBkColor
SetBkMode
SetTextColor

kernel32

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

ole32

CoCreateInstance
CoTaskMemFree
OleInitialize
OleUninitialize

shell32

SHBrowseForFolderA
SHFileOperationA
SHGetFileInfoA
SHGetPathFromIDListA
SHGetSpecialFolderLocation
ShellExecuteA

user32

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

version

GetFileVersionInfoA
GetFileVersionInfoSizeA
VerQueryValueA

Sections

.text
Size: 34KB - Virtual size: 34KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.data
Size: 512B - Virtual size: 140B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rdata
Size: 9KB - Virtual size: 8KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.bss
Size: - Virtual size: 106KB

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.idata
Size: 5KB - Virtual size: 4KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.ndata
Size: 1024B - Virtual size: 36KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 17KB - Virtual size: 17KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
$PLUGINSDIR/installer.exe
.exe windows:4 windows x86 arch:x86

f34d5f2d4577ed6d9ceec516c1f5a744

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_NO_SEH
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE

PDB Paths

C:\Documents and Settings\josep o ragues\My Documents\Visual Studio 2010\Projects\installer4\installer4\installer\bin\Release\CryptoObfuscator_Output\installer.pdb

Imports

mscoree

_CorExeMain

Sections

.text
Size: 205KB - Virtual size: 205KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.reloc
Size: 512B - Virtual size: 12B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

.rsrc
Size: 1024B - Virtual size: 920B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
$PLUGINSDIR/nsExec.dll
.dll windows:4 windows x86 arch:x86

06e07a9e2c8ec78ec44f1a538a1bd2a2

Headers

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_DEBUG_STRIPPED
IMAGE_FILE_DLL

Imports

advapi32

InitializeSecurityDescriptor
SetSecurityDescriptorDacl

kernel32

CloseHandle
CopyFileA
CreateFileA
CreateFileMappingA
CreatePipe
CreateProcessA
DeleteFileA
ExitProcess
GetCommandLineA
GetCurrentProcess
GetExitCodeProcess
GetModuleFileNameA
GetModuleHandleA
GetProcAddress
GetStartupInfoA
GetTempFileNameA
GetTickCount
GetVersionExA
GlobalAlloc
GlobalFree
GlobalLock
GlobalReAlloc
GlobalSize
GlobalUnlock
MapViewOfFile
PeekNamedPipe
ReadFile
Sleep
TerminateProcess
UnmapViewOfFile
WaitForSingleObject
lstrcatA
lstrcmpiA
lstrcpyA
lstrcpynA
lstrlenA

user32

CharNextA
CharPrevA
FindWindowExA
OemToCharBuffA
SendMessageA
wsprintfA

Exports

Exports

Exec
ExecToLog
ExecToStack

Sections

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

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 512B - Virtual size: 100B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.bss
Size: - Virtual size: 1KB

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.edata
Size: 512B - Virtual size: 108B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.idata
Size: 1KB - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.reloc
Size: 512B - Virtual size: 308B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

28a099a911237a28521d8b7ea250f089

Code Sign

47:97:4d:78:73:a5:bc:ab:0d:2f:b3:70:19:2f:ce:5eCertificate

Extended Key Usages

Key Usages

34:4e:d5:57:20:d5:ed:ec:49:f4:2f:ce:37:db:2b:6dCertificate

Key Usages

73:8d:ca:c6:97:c0:6e:1b:89:d1:06:07:37:73:01:0dCertificate

Extended Key Usages

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

Extended Key Usages

Key Usages

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

Extended Key Usages

Key Usages

1c:05:34:bc:18:e7:e2:94:e7:1d:a4:96:6e:0c:d0:b1:90:ff:0f:e6Signer

Headers

DLL Characteristics

File Characteristics

Imports

advapi32

comctl32

gdi32

kernel32

ole32

shell32

user32

version

Sections

.text Size: 34KB - Virtual size: 34KB

.data Size: 512B - Virtual size: 140B

.rdata Size: 9KB - Virtual size: 8KB

.bss Size: - Virtual size: 106KB

.idata Size: 5KB - Virtual size: 4KB

.ndata Size: 1024B - Virtual size: 36KB

.rsrc Size: 17KB - Virtual size: 17KB

f34d5f2d4577ed6d9ceec516c1f5a744

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

mscoree

Sections

.text Size: 205KB - Virtual size: 205KB

.reloc Size: 512B - Virtual size: 12B

.rsrc Size: 1024B - Virtual size: 920B

06e07a9e2c8ec78ec44f1a538a1bd2a2

Headers

File Characteristics

Imports

advapi32

kernel32

user32

Exports

Exports

Sections

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

.rdata Size: 512B - Virtual size: 100B

.bss Size: - Virtual size: 1KB

.edata Size: 512B - Virtual size: 108B

.idata Size: 1KB - Virtual size: 1KB

.reloc Size: 512B - Virtual size: 308B

47:97:4d:78:73:a5:bc:ab:0d:2f:b3:70:19:2f:ce:5e
Certificate

34:4e:d5:57:20:d5:ed:ec:49:f4:2f:ce:37:db:2b:6d
Certificate

73:8d:ca:c6:97:c0:6e:1b:89:d1:06:07:37:73:01:0d
Certificate

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

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

1c:05:34:bc:18:e7:e2:94:e7:1d:a4:96:6e:0c:d0:b1:90:ff:0f:e6
Signer

.text
Size: 34KB - Virtual size: 34KB

.data
Size: 512B - Virtual size: 140B

.rdata
Size: 9KB - Virtual size: 8KB

.bss
Size: - Virtual size: 106KB

.idata
Size: 5KB - Virtual size: 4KB

.ndata
Size: 1024B - Virtual size: 36KB

.rsrc
Size: 17KB - Virtual size: 17KB

.text
Size: 205KB - Virtual size: 205KB

.reloc
Size: 512B - Virtual size: 12B

.rsrc
Size: 1024B - Virtual size: 920B

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

.rdata
Size: 512B - Virtual size: 100B

.bss
Size: - Virtual size: 1KB

.edata
Size: 512B - Virtual size: 108B

.idata
Size: 1KB - Virtual size: 1KB

.reloc
Size: 512B - Virtual size: 308B