gozi_rm3 | TeamViewer_Setup[.]exe

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General

Target

TeamViewer_Setup.exe
Size

30.6MB
MD5

9d21ffb20e6811ced753e5ba0ce3d10d
SHA1

b9c22130c185388470ab8125f5bb5004d997406a
SHA256

f971c06c3cf16467d90652e57b72c53b273a1360f1af1fc377d6158e772b6a70
SHA512

0394818b212faf1aa487d3cab6c4a579d32d3eef06379c4e0a2f49211938854bde7622d170a58e16a9a61a8208a653116ebd43395b1f9ac28616b6eb6b284966
SSDEEP

786432:1mKBR99B4XsqNTivDpVDpHLG4X3ArDKK+CwEkNPjJ:1mKCXsqUbpJ9K/DKDCJ+rJ

Score

10^/10

gozi_rm3

Malware Config

Signatures

Gozi_rm3 family
gozi_rm3

NSIS installer 2 IoCs

installer

resource	yara_rule
sample	nsis_installer_1
sample	nsis_installer_2

Files

TeamViewer_Setup.exe
.exe windows x86

b78ecf47c0a3e24a6f4af114e2d1f5de

Code Sign

0d:42:4a:e0:be:3a:88:ff:60:40:21:ce:14:00:f0:dd
Certificate

Issuer

CN=DigiCert SHA2 Assured ID Timestamping CA,OU=www.digicert.com,O=DigiCert Inc,C=US

Not Before

01-01-2021 00:00

Not After

06-01-2031 00:00

Subject

CN=DigiCert Timestamp 2021,O=DigiCert\, Inc.,C=US

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature

0a:a1:25:d6:d6:32:1b:7e:41:e4:05:da:36:97:c2:15
Certificate

Issuer

CN=DigiCert Assured ID Root CA,OU=www.digicert.com,O=DigiCert Inc,C=US

Not Before

07-01-2016 12:00

Not After

07-01-2031 12:00

Subject

CN=DigiCert SHA2 Assured ID Timestamping CA,OU=www.digicert.com,O=DigiCert Inc,C=US

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

a4:e4:f1:c0:a0:18:62:8a:74:78:fa:a4:1b:55:8d:5e
Certificate

Issuer

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

Not Before

13-04-2021 00:00

Not After

13-04-2022 23:59

Subject

SERIALNUMBER=86 609 945 191,CN=Software Two Pty Ltd,O=Software Two Pty Ltd,L=NewTown,ST=New South Wales,C=AU,2.5.4.15=#131450726976617465204f7267616e697a6174696f6e,1.3.6.1.4.1.311.60.2.1.3=#13024155

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature

4c:aa:f9:ca:db:63:6f:e0:1f:f7:4e:d8:5b:03:86:9d
Certificate

Issuer

CN=COMODO RSA Certification Authority,O=COMODO CA Limited,L=Salford,ST=Greater Manchester,C=GB

Not Before

19-01-2010 00:00

Not After

18-01-2038 23:59

Subject

CN=COMODO RSA Certification Authority,O=COMODO CA Limited,L=Salford,ST=Greater Manchester,C=GB

Key Usages

KeyUsageCertSign
KeyUsageCRLSign

6d:d4:72:eb:02:ae:04:06:e3:dd:84:3f:5f:e1:45:e1
Certificate

Issuer

CN=COMODO RSA Certification Authority,O=COMODO CA Limited,L=Salford,ST=Greater Manchester,C=GB

Not Before

03-12-2014 00:00

Not After

02-12-2029 23:59

Subject

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

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

05:c1:76:50:75:b1:f1:29:cb:5f:8e:84:50:8e:2e:65:60:08:67:aa
Signer

Actual PE Digest

05:c1:76:50:75:b1:f1:29:cb:5f:8e:84:50:8e:2e:65:60:08:67:aa

Digest Algorithm

sha1

PE Digest Matches

true

Signature Validations

Trusted

true

Verification

Signing Certificate

SERIALNUMBER=86 609 945 191,CN=Software Two Pty Ltd,O=Software Two Pty Ltd,L=NewTown,ST=New South Wales,C=AU,2.5.4.15=#131450726976617465204f7267616e697a6174696f6e,1.3.6.1.4.1.311.60.2.1.3=#13024155

02-02-2022 13:41
Valid: true

Chain 1

SERIALNUMBER=86 609 945 191,CN=Software Two Pty Ltd,O=Software Two Pty Ltd,L=NewTown,ST=New South Wales,C=AU,2.5.4.15=#131450726976617465204f7267616e697a6174696f6e,1.3.6.1.4.1.311.60.2.1.3=#13024155

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

CN=COMODO RSA Certification Authority,O=COMODO CA Limited,L=Salford,ST=Greater Manchester,C=GB

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

kernel32

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

user32

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

gdi32

SelectObject
SetBkMode
CreateFontIndirectA
SetTextColor
DeleteObject
GetDeviceCaps
CreateBrushIndirect
SetBkColor

shell32

SHGetSpecialFolderLocation
SHGetPathFromIDListA
SHBrowseForFolderA
SHGetFileInfoA
ShellExecuteA
SHFileOperationA

advapi32

RegDeleteKeyA
SetFileSecurityA
OpenProcessToken
LookupPrivilegeValueA
AdjustTokenPrivileges
RegOpenKeyExA
RegEnumValueA
RegDeleteValueA
RegCloseKey
RegCreateKeyExA
RegSetValueExA
RegQueryValueExA
RegEnumKeyA

comctl32

ImageList_Create
ImageList_AddMasked
ImageList_Destroy
ord17

ole32

OleUninitialize
OleInitialize
CoTaskMemFree
CoCreateInstance

Sections

.text
Size: 23KB - Virtual size: 23KB

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: 1024B - Virtual size: 105KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.ndata
Size: - Virtual size: 44KB

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.data1
Size: 488B - Virtual size: 4KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.text1
Size: 6KB - Virtual size: 5KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.data2
Size: 1024B - Virtual size: 1012B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.data3
Size: 512B - Virtual size: 152B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.data4
Size: 512B - Virtual size: 269B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.data5
Size: 33KB - Virtual size: 36KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 281KB - Virtual size: 281KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

b78ecf47c0a3e24a6f4af114e2d1f5de

Code Sign

0d:42:4a:e0:be:3a:88:ff:60:40:21:ce:14:00:f0:ddCertificate

Extended Key Usages

Key Usages

0a:a1:25:d6:d6:32:1b:7e:41:e4:05:da:36:97:c2:15Certificate

Extended Key Usages

Key Usages

a4:e4:f1:c0:a0:18:62:8a:74:78:fa:a4:1b:55:8d:5eCertificate

Extended Key Usages

Key Usages

4c:aa:f9:ca:db:63:6f:e0:1f:f7:4e:d8:5b:03:86:9dCertificate

Key Usages

6d:d4:72:eb:02:ae:04:06:e3:dd:84:3f:5f:e1:45:e1Certificate

Extended Key Usages

Key Usages

05:c1:76:50:75:b1:f1:29:cb:5f:8e:84:50:8e:2e:65:60:08:67:aaSigner

Signature Validations

Verification

02-02-2022 13:41 Valid: true

Chain 1

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

user32

gdi32

shell32

advapi32

comctl32

ole32

Sections

.text Size: 23KB - Virtual size: 23KB

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

.data Size: 1024B - Virtual size: 105KB

.ndata Size: - Virtual size: 44KB

.data1 Size: 488B - Virtual size: 4KB

.text1 Size: 6KB - Virtual size: 5KB

.data2 Size: 1024B - Virtual size: 1012B

.data3 Size: 512B - Virtual size: 152B

.data4 Size: 512B - Virtual size: 269B

.data5 Size: 33KB - Virtual size: 36KB

.rsrc Size: 281KB - Virtual size: 281KB

0d:42:4a:e0:be:3a:88:ff:60:40:21:ce:14:00:f0:dd
Certificate

0a:a1:25:d6:d6:32:1b:7e:41:e4:05:da:36:97:c2:15
Certificate

a4:e4:f1:c0:a0:18:62:8a:74:78:fa:a4:1b:55:8d:5e
Certificate

4c:aa:f9:ca:db:63:6f:e0:1f:f7:4e:d8:5b:03:86:9d
Certificate

6d:d4:72:eb:02:ae:04:06:e3:dd:84:3f:5f:e1:45:e1
Certificate

05:c1:76:50:75:b1:f1:29:cb:5f:8e:84:50:8e:2e:65:60:08:67:aa
Signer

02-02-2022 13:41
Valid: true

.text
Size: 23KB - Virtual size: 23KB

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

.data
Size: 1024B - Virtual size: 105KB

.ndata
Size: - Virtual size: 44KB

.data1
Size: 488B - Virtual size: 4KB

.text1
Size: 6KB - Virtual size: 5KB

.data2
Size: 1024B - Virtual size: 1012B

.data3
Size: 512B - Virtual size: 152B

.data4
Size: 512B - Virtual size: 269B

.data5
Size: 33KB - Virtual size: 36KB

.rsrc
Size: 281KB - Virtual size: 281KB