ZoomInstaller[.]exe

Sharing

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General

Target

ZoomInstaller.exe
Size

25.0MB
MD5

058c72e624172587934f9fd41356c103
SHA1

b9e78a44c369863f656f2d2a558346da097ce01b
SHA256

937f54ab6cb0cd377f0f5ea66a00d6ec21f9227d7944618a61833d3e38fab209
SHA512

78c3f455d1c7a8224b42bbf73e6b7496b43ad1045a68c8eaf26f256cdd4615d823c6da28444b544f23cae9467a50e8091f670eeb585bb03eb2fbb71c556211dc
SSDEEP

786432:VyXI3umjN2iOXqFTyTH4XMfL1nQOrakLQFX+l:Vy43u8NSasagQOmkLg+l

Score

1^/10

Malware Config

Signatures

Files

ZoomInstaller.exe
.exe windows x86

4fec6df612e1fccba7ad87a93ff33ec3

Code Sign

0f:d1:bb:ca:79:6b:d7:f8:dd:4c:82:e1:0a:9a:96:31
Certificate

Issuer

CN=DigiCert High Assurance EV Root CA,OU=www.digicert.com,O=DigiCert Inc,C=US

Not Before

13/01/2022, 00:00

Not After

09/11/2031, 23:59

Subject

CN=DigiCert Trusted Root G4,OU=www.digicert.com,O=DigiCert Inc,C=US

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

0e:4d:67:f6:43:16:c9:2a:3b:7a:17:cc:46:97:6a:8f
Certificate

Issuer

CN=DigiCert Trusted Root G4,OU=www.digicert.com,O=DigiCert Inc,C=US

Not Before

28/07/2021, 00:00

Not After

27/07/2036, 23:59

Subject

CN=DigiCert Trusted G4 Code Signing RSA4096 SHA256 2021 CA1,O=DigiCert\, Inc.,C=US

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

02:00:9f:3f:d8:6c:9a:60:51:c9:71:08:37:9b:12:01
Certificate

Issuer

CN=DigiCert Trusted G4 Code Signing RSA4096 SHA256 2021 CA1,O=DigiCert\, Inc.,C=US

Not Before

19/10/2022, 00:00

Not After

17/03/2023, 23:59

Subject

SERIALNUMBER=4969967,CN=Zoom Video Communications\, Inc.,O=Zoom Video Communications\, Inc.,L=San Jose,ST=California,C=US,2.5.4.15=#131450726976617465204f7267616e697a6174696f6e,1.3.6.1.4.1.311.60.2.1.2=#130844656c6177617265,1.3.6.1.4.1.311.60.2.1.3=#13025553

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature

0c:4d:69:72:4b:94:fa:3c:2a:4a:3d:29:07:80:3d:5a
Certificate

Issuer

CN=DigiCert Trusted G4 RSA4096 SHA256 TimeStamping CA,O=DigiCert\, Inc.,C=US

Not Before

21/09/2022, 00:00

Not After

21/11/2033, 23:59

Subject

CN=DigiCert Timestamp 2022 - 2,O=DigiCert,C=US

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature

07:36:37:b7:24:54:7c:d8:47:ac:fd:28:66:2a:5e:5b
Certificate

Issuer

CN=DigiCert Trusted Root G4,OU=www.digicert.com,O=DigiCert Inc,C=US

Not Before

23/03/2022, 00:00

Not After

22/03/2037, 23:59

Subject

CN=DigiCert Trusted G4 RSA4096 SHA256 TimeStamping CA,O=DigiCert\, Inc.,C=US

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

0e:9b:18:8e:f9:d0:2d:e7:ef:db:50:e2:08:40:18:5a
Certificate

Issuer

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

Not Before

01/08/2022, 00:00

Not After

09/11/2031, 23:59

Subject

CN=DigiCert Trusted Root G4,OU=www.digicert.com,O=DigiCert Inc,C=US

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

0f:d1:bb:ca:79:6b:d7:f8:dd:4c:82:e1:0a:9a:96:31
Certificate

Issuer

CN=DigiCert High Assurance EV Root CA,OU=www.digicert.com,O=DigiCert Inc,C=US

Not Before

13/01/2022, 00:00

Not After

09/11/2031, 23:59

Subject

CN=DigiCert Trusted Root G4,OU=www.digicert.com,O=DigiCert Inc,C=US

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

0e:4d:67:f6:43:16:c9:2a:3b:7a:17:cc:46:97:6a:8f
Certificate

Issuer

CN=DigiCert Trusted Root G4,OU=www.digicert.com,O=DigiCert Inc,C=US

Not Before

28/07/2021, 00:00

Not After

27/07/2036, 23:59

Subject

CN=DigiCert Trusted G4 Code Signing RSA4096 SHA256 2021 CA1,O=DigiCert\, Inc.,C=US

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

02:00:9f:3f:d8:6c:9a:60:51:c9:71:08:37:9b:12:01
Certificate

Issuer

CN=DigiCert Trusted G4 Code Signing RSA4096 SHA256 2021 CA1,O=DigiCert\, Inc.,C=US

Not Before

19/10/2022, 00:00

Not After

17/03/2023, 23:59

Subject

SERIALNUMBER=4969967,CN=Zoom Video Communications\, Inc.,O=Zoom Video Communications\, Inc.,L=San Jose,ST=California,C=US,2.5.4.15=#131450726976617465204f7267616e697a6174696f6e,1.3.6.1.4.1.311.60.2.1.2=#130844656c6177617265,1.3.6.1.4.1.311.60.2.1.3=#13025553

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature

0c:4d:69:72:4b:94:fa:3c:2a:4a:3d:29:07:80:3d:5a
Certificate

Issuer

CN=DigiCert Trusted G4 RSA4096 SHA256 TimeStamping CA,O=DigiCert\, Inc.,C=US

Not Before

21/09/2022, 00:00

Not After

21/11/2033, 23:59

Subject

CN=DigiCert Timestamp 2022 - 2,O=DigiCert,C=US

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature

07:36:37:b7:24:54:7c:d8:47:ac:fd:28:66:2a:5e:5b
Certificate

Issuer

CN=DigiCert Trusted Root G4,OU=www.digicert.com,O=DigiCert Inc,C=US

Not Before

23/03/2022, 00:00

Not After

22/03/2037, 23:59

Subject

CN=DigiCert Trusted G4 RSA4096 SHA256 TimeStamping CA,O=DigiCert\, Inc.,C=US

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

0e:9b:18:8e:f9:d0:2d:e7:ef:db:50:e2:08:40:18:5a
Certificate

Issuer

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

Not Before

01/08/2022, 00:00

Not After

09/11/2031, 23:59

Subject

CN=DigiCert Trusted Root G4,OU=www.digicert.com,O=DigiCert Inc,C=US

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

36:d4:9c:17:f3:62:a5:cf:8d:71:66:1b:a7:57:2b:09:2c:1c:c2:01
Signer

Actual PE Digest

36:d4:9c:17:f3:62:a5:cf:8d:71:66:1b:a7:57:2b:09:2c:1c:c2:01

Digest Algorithm

sha1

PE Digest Matches

true

Signature Validations

Trusted

true

Verification

Signing Certificate

SERIALNUMBER=4969967,CN=Zoom Video Communications\, Inc.,O=Zoom Video Communications\, Inc.,L=San Jose,ST=California,C=US,2.5.4.15=#131450726976617465204f7267616e697a6174696f6e,1.3.6.1.4.1.311.60.2.1.2=#130844656c6177617265,1.3.6.1.4.1.311.60.2.1.3=#13025553

06/02/2023, 01:59
Valid: true

Chain 1

SERIALNUMBER=4969967,CN=Zoom Video Communications\, Inc.,O=Zoom Video Communications\, Inc.,L=San Jose,ST=California,C=US,2.5.4.15=#131450726976617465204f7267616e697a6174696f6e,1.3.6.1.4.1.311.60.2.1.2=#130844656c6177617265,1.3.6.1.4.1.311.60.2.1.3=#13025553

CN=DigiCert Trusted G4 Code Signing RSA4096 SHA256 2021 CA1,O=DigiCert\, Inc.,C=US

CN=DigiCert Trusted Root G4,OU=www.digicert.com,O=DigiCert Inc,C=US

Chain 2

SERIALNUMBER=4969967,CN=Zoom Video Communications\, Inc.,O=Zoom Video Communications\, Inc.,L=San Jose,ST=California,C=US,2.5.4.15=#131450726976617465204f7267616e697a6174696f6e,1.3.6.1.4.1.311.60.2.1.2=#130844656c6177617265,1.3.6.1.4.1.311.60.2.1.3=#13025553

CN=DigiCert Trusted G4 Code Signing RSA4096 SHA256 2021 CA1,O=DigiCert\, Inc.,C=US

CN=DigiCert Trusted Root G4,OU=www.digicert.com,O=DigiCert Inc,C=US

CN=DigiCert High Assurance EV Root CA,OU=www.digicert.com,O=DigiCert Inc,C=US

Chain 3

SERIALNUMBER=4969967,CN=Zoom Video Communications\, Inc.,O=Zoom Video Communications\, Inc.,L=San Jose,ST=California,C=US,2.5.4.15=#131450726976617465204f7267616e697a6174696f6e,1.3.6.1.4.1.311.60.2.1.2=#130844656c6177617265,1.3.6.1.4.1.311.60.2.1.3=#13025553

CN=DigiCert Trusted G4 Code Signing RSA4096 SHA256 2021 CA1,O=DigiCert\, Inc.,C=US

CN=DigiCert Trusted Root G4,OU=www.digicert.com,O=DigiCert Inc,C=US

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

7a:d8:71:3a:4a:ef:ee:ee:6e:e6:44:09:54:44:f3:64:fe:3e:2d:a0:66:28:d7:04:8f:79:e3:6d:0f:cf:8a:6f
Signer

Actual PE Digest

7a:d8:71:3a:4a:ef:ee:ee:6e:e6:44:09:54:44:f3:64:fe:3e:2d:a0:66:28:d7:04:8f:79:e3:6d:0f:cf:8a:6f

Digest Algorithm

sha256

PE Digest Matches

true

Signature Validations

Trusted

true

Verification

Signing Certificate

SERIALNUMBER=4969967,CN=Zoom Video Communications\, Inc.,O=Zoom Video Communications\, Inc.,L=San Jose,ST=California,C=US,2.5.4.15=#131450726976617465204f7267616e697a6174696f6e,1.3.6.1.4.1.311.60.2.1.2=#130844656c6177617265,1.3.6.1.4.1.311.60.2.1.3=#13025553

06/02/2023, 01:58
Valid: true

Chain 1

SERIALNUMBER=4969967,CN=Zoom Video Communications\, Inc.,O=Zoom Video Communications\, Inc.,L=San Jose,ST=California,C=US,2.5.4.15=#131450726976617465204f7267616e697a6174696f6e,1.3.6.1.4.1.311.60.2.1.2=#130844656c6177617265,1.3.6.1.4.1.311.60.2.1.3=#13025553

CN=DigiCert Trusted G4 Code Signing RSA4096 SHA256 2021 CA1,O=DigiCert\, Inc.,C=US

CN=DigiCert Trusted Root G4,OU=www.digicert.com,O=DigiCert Inc,C=US

Chain 2

SERIALNUMBER=4969967,CN=Zoom Video Communications\, Inc.,O=Zoom Video Communications\, Inc.,L=San Jose,ST=California,C=US,2.5.4.15=#131450726976617465204f7267616e697a6174696f6e,1.3.6.1.4.1.311.60.2.1.2=#130844656c6177617265,1.3.6.1.4.1.311.60.2.1.3=#13025553

CN=DigiCert Trusted G4 Code Signing RSA4096 SHA256 2021 CA1,O=DigiCert\, Inc.,C=US

CN=DigiCert Trusted Root G4,OU=www.digicert.com,O=DigiCert Inc,C=US

CN=DigiCert High Assurance EV Root CA,OU=www.digicert.com,O=DigiCert Inc,C=US

Chain 3

SERIALNUMBER=4969967,CN=Zoom Video Communications\, Inc.,O=Zoom Video Communications\, Inc.,L=San Jose,ST=California,C=US,2.5.4.15=#131450726976617465204f7267616e697a6174696f6e,1.3.6.1.4.1.311.60.2.1.2=#130844656c6177617265,1.3.6.1.4.1.311.60.2.1.3=#13025553

CN=DigiCert Trusted G4 Code Signing RSA4096 SHA256 2021 CA1,O=DigiCert\, Inc.,C=US

CN=DigiCert Trusted Root G4,OU=www.digicert.com,O=DigiCert Inc,C=US

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

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_GUARD_CF
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE

Imports

kernel32

VirtualFree
VirtualAlloc
GetVersionExA
IsProcessorFeaturePresent
lstrlenW
GetSystemDirectoryW
GetModuleHandleA
lstrcatW
GetProcAddress
LoadLibraryExW
EnterCriticalSection
LeaveCriticalSection
DeleteCriticalSection
ReleaseSemaphore
InitializeCriticalSection
WaitForSingleObject
GetLastError
SetEvent
CloseHandle
ResetEvent
CreateSemaphoreA
CreateEventA
WideCharToMultiByte
MultiByteToWideChar
AreFileApisANSI
FreeLibrary
GetModuleFileNameA
GetModuleFileNameW
FormatMessageA
FormatMessageW
LocalFree
SetLastError
CreateFileW
SetFileTime
SetFileAttributesA
SetFileAttributesW
RemoveDirectoryA
RemoveDirectoryW
GetModuleHandleW
CreateDirectoryA
CreateDirectoryW
DeleteFileA
DeleteFileW
SetCurrentDirectoryA
SetCurrentDirectoryW
GetCurrentDirectoryA
GetCurrentDirectoryW
GetTempPathA
GetTempPathW
GetTickCount
GetCurrentThreadId
GetCurrentProcessId
GetFileInformationByHandle
FindClose
FindFirstFileA
FindFirstFileW
FindNextFileA
FindNextFileW
GetFileAttributesA
GetFileAttributesW
CreateFileA
GetFileSize
SetFilePointer
ReadFile
WriteFile
SetEndOfFile
GetCurrentProcess
GetProcessAffinityMask
GetSystemInfo
GlobalMemoryStatus
GetStdHandle
GetCommandLineW
CreateProcessA
GetExitCodeProcess
CreateThread
ExitThread
FreeLibraryAndExitThread
GetModuleHandleExW
HeapFree
HeapAlloc
IsDebuggerPresent
UnhandledExceptionFilter
SetUnhandledExceptionFilter
TerminateProcess
ExitProcess
InitializeCriticalSectionAndSpinCount
TlsAlloc
TlsGetValue
TlsSetValue
TlsFree
GetSystemTimeAsFileTime
LCMapStringW
HeapReAlloc
GetProcessHeap
IsValidCodePage
GetACP
GetOEMCP
GetCPInfo
GetStringTypeW
HeapSize
GetStartupInfoW
QueryPerformanceCounter
InitializeSListHead
RtlUnwind
RaiseException
EncodePointer
WriteConsoleW
SetFilePointerEx
GetConsoleMode
GetConsoleCP
FlushFileBuffers
GetFileType
SetStdHandle
FreeEnvironmentStringsW
GetEnvironmentStringsW
GetCommandLineA
FindFirstFileExW
DecodePointer

user32

MessageBoxW
LoadStringW
LoadStringA
CharUpperA
CharUpperW

shell32

ShellExecuteExA

oleaut32

VariantClear
SysAllocStringLen
SysStringLen

Sections

.text
Size: 154KB - Virtual size: 153KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 45KB - Virtual size: 44KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 5KB - Virtual size: 16KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 44KB - Virtual size: 43KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 10KB - Virtual size: 9KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

4fec6df612e1fccba7ad87a93ff33ec3

Code Sign

0f:d1:bb:ca:79:6b:d7:f8:dd:4c:82:e1:0a:9a:96:31Certificate

Extended Key Usages

Key Usages

0e:4d:67:f6:43:16:c9:2a:3b:7a:17:cc:46:97:6a:8fCertificate

Extended Key Usages

Key Usages

02:00:9f:3f:d8:6c:9a:60:51:c9:71:08:37:9b:12:01Certificate

Extended Key Usages

Key Usages

0c:4d:69:72:4b:94:fa:3c:2a:4a:3d:29:07:80:3d:5aCertificate

Extended Key Usages

Key Usages

07:36:37:b7:24:54:7c:d8:47:ac:fd:28:66:2a:5e:5bCertificate

Extended Key Usages

Key Usages

0e:9b:18:8e:f9:d0:2d:e7:ef:db:50:e2:08:40:18:5aCertificate

Key Usages

0f:d1:bb:ca:79:6b:d7:f8:dd:4c:82:e1:0a:9a:96:31Certificate

Extended Key Usages

Key Usages

0e:4d:67:f6:43:16:c9:2a:3b:7a:17:cc:46:97:6a:8fCertificate

Extended Key Usages

Key Usages

02:00:9f:3f:d8:6c:9a:60:51:c9:71:08:37:9b:12:01Certificate

Extended Key Usages

Key Usages

0c:4d:69:72:4b:94:fa:3c:2a:4a:3d:29:07:80:3d:5aCertificate

Extended Key Usages

Key Usages

07:36:37:b7:24:54:7c:d8:47:ac:fd:28:66:2a:5e:5bCertificate

Extended Key Usages

Key Usages

0e:9b:18:8e:f9:d0:2d:e7:ef:db:50:e2:08:40:18:5aCertificate

Key Usages

36:d4:9c:17:f3:62:a5:cf:8d:71:66:1b:a7:57:2b:09:2c:1c:c2:01Signer

Signature Validations

Verification

06/02/2023, 01:59 Valid: true

Chain 1

Chain 2

Chain 3

7a:d8:71:3a:4a:ef:ee:ee:6e:e6:44:09:54:44:f3:64:fe:3e:2d:a0:66:28:d7:04:8f:79:e3:6d:0f:cf:8a:6fSigner

Signature Validations

Verification

06/02/2023, 01:58 Valid: true

Chain 1

Chain 2

Chain 3

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

user32

shell32

oleaut32

Sections

.text Size: 154KB - Virtual size: 153KB

.rdata Size: 45KB - Virtual size: 44KB

.data Size: 5KB - Virtual size: 16KB

.rsrc Size: 44KB - Virtual size: 43KB

.reloc Size: 10KB - Virtual size: 9KB

0f:d1:bb:ca:79:6b:d7:f8:dd:4c:82:e1:0a:9a:96:31
Certificate

0e:4d:67:f6:43:16:c9:2a:3b:7a:17:cc:46:97:6a:8f
Certificate

02:00:9f:3f:d8:6c:9a:60:51:c9:71:08:37:9b:12:01
Certificate

0c:4d:69:72:4b:94:fa:3c:2a:4a:3d:29:07:80:3d:5a
Certificate

07:36:37:b7:24:54:7c:d8:47:ac:fd:28:66:2a:5e:5b
Certificate

0e:9b:18:8e:f9:d0:2d:e7:ef:db:50:e2:08:40:18:5a
Certificate

0f:d1:bb:ca:79:6b:d7:f8:dd:4c:82:e1:0a:9a:96:31
Certificate

0e:4d:67:f6:43:16:c9:2a:3b:7a:17:cc:46:97:6a:8f
Certificate

02:00:9f:3f:d8:6c:9a:60:51:c9:71:08:37:9b:12:01
Certificate

0c:4d:69:72:4b:94:fa:3c:2a:4a:3d:29:07:80:3d:5a
Certificate

07:36:37:b7:24:54:7c:d8:47:ac:fd:28:66:2a:5e:5b
Certificate

0e:9b:18:8e:f9:d0:2d:e7:ef:db:50:e2:08:40:18:5a
Certificate

36:d4:9c:17:f3:62:a5:cf:8d:71:66:1b:a7:57:2b:09:2c:1c:c2:01
Signer

06/02/2023, 01:59
Valid: true

7a:d8:71:3a:4a:ef:ee:ee:6e:e6:44:09:54:44:f3:64:fe:3e:2d:a0:66:28:d7:04:8f:79:e3:6d:0f:cf:8a:6f
Signer

06/02/2023, 01:58
Valid: true

.text
Size: 154KB - Virtual size: 153KB

.rdata
Size: 45KB - Virtual size: 44KB

.data
Size: 5KB - Virtual size: 16KB

.rsrc
Size: 44KB - Virtual size: 43KB

.reloc
Size: 10KB - Virtual size: 9KB