ZoomInstaller[.]exe

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General

Target

ZoomInstaller.exe
Size

14.9MB
MD5

862573d8b4745e27c610c2b5bd148fa8
SHA1

672ca4e28dc86d5d0b862d769090938d2d1cb312
SHA256

9bc0b22ea5852c861d72c01f52f69ac2094f0f82217bed2d5d8856edfe033b3c
SHA512

23287a62ecbd5d81c2ac1e671b40b7f8a00fffc02ddf0286a7ac5ccf3d61672c2e17e71a42ad9f015fc04721595e41cb24d88419576e4cdd26f4fda0b837dffc
SSDEEP

393216:/tNvNjlXnJey0bez1V1wSmsHciFTqs6MpQ6X3ElsNHbS08Daj5://fJe2X1whchaM26Xbj5

Score

1^/10

Malware Config

Signatures

Files

ZoomInstaller.exe
.exe windows x86

3172002ea699e1d21a7e82df185d7d7b

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

03:b4:bc:5e:e7:9d:84:2c:03:93:0b:86:19:ed:ea:e4
Certificate

Issuer

CN=DigiCert EV Code Signing CA (SHA2),OU=www.digicert.com,O=DigiCert Inc,C=US

Not Before

26/02/2021, 00:00

Not After

02/03/2022, 23:59

Subject

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

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature

03:f1:b4:e1:5f:3a:82:f1:14:96:78:b3:d7:d8:47:5c
Certificate

Issuer

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

Not Before

18/04/2012, 12:00

Not After

18/04/2027, 12:00

Subject

CN=DigiCert EV Code Signing CA (SHA2),OU=www.digicert.com,O=DigiCert Inc,C=US

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

03:b4:bc:5e:e7:9d:84:2c:03:93:0b:86:19:ed:ea:e4
Certificate

Issuer

CN=DigiCert EV Code Signing CA (SHA2),OU=www.digicert.com,O=DigiCert Inc,C=US

Not Before

26/02/2021, 00:00

Not After

02/03/2022, 23:59

Subject

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

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature

03:f1:b4:e1:5f:3a:82:f1:14:96:78:b3:d7:d8:47:5c
Certificate

Issuer

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

Not Before

18/04/2012, 12:00

Not After

18/04/2027, 12:00

Subject

CN=DigiCert EV Code Signing CA (SHA2),OU=www.digicert.com,O=DigiCert Inc,C=US

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

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

69:2b:0f:45:80:70:1a:87:fd:54:43:09:1f:f4:86:02:71:8e:e4:b2:5f:9e:02:44:b4:9d:eb:57:7b:aa:3b:d6
Signer

Actual PE Digest

69:2b:0f:45:80:70:1a:87:fd:54:43:09:1f:f4:86:02:71:8e:e4:b2:5f:9e:02:44:b4:9d:eb:57:7b:aa:3b:d6

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,1.3.6.1.4.1.311.60.2.1.2=#130844656c6177617265,1.3.6.1.4.1.311.60.2.1.3=#13025553,2.5.4.15=#131450726976617465204f7267616e697a6174696f6e

30/04/2021, 05:45
Valid: true

Chain 1

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

CN=DigiCert EV Code Signing CA (SHA2),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

e7:07:60:af:c8:ff:3f:43:98:4c:4b:8d:0b:29:51:16:76:c1:b7:93
Signer

Actual PE Digest

e7:07:60:af:c8:ff:3f:43:98:4c:4b:8d:0b:29:51:16:76:c1:b7:93

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,1.3.6.1.4.1.311.60.2.1.2=#130844656c6177617265,1.3.6.1.4.1.311.60.2.1.3=#13025553,2.5.4.15=#131450726976617465204f7267616e697a6174696f6e

30/04/2021, 05:44
Valid: true

Chain 1

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

CN=DigiCert EV Code Signing CA (SHA2),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

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
lstrlenW
GetSystemDirectoryW
GetModuleHandleA
lstrcatW
GetProcAddress
LoadLibraryExW
InitializeCriticalSection
WaitForSingleObject
GetLastError
SetEvent
CloseHandle
ResetEvent
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
FindClose
FindFirstFileA
FindFirstFileW
FindNextFileA
FindNextFileW
GetFileAttributesA
GetFileAttributesW
CreateFileA
GetFileSize
SetFilePointer
ReadFile
WriteFile
SetEndOfFile
DeleteCriticalSection
EnterCriticalSection
LeaveCriticalSection
GetFileInformationByHandle
GetStdHandle
WaitForMultipleObjects
Sleep
GetCommandLineW
CreateProcessA
CreateThread
ExitThread
FreeLibraryAndExitThread
GetModuleHandleExW
HeapFree
HeapAlloc
IsDebuggerPresent
UnhandledExceptionFilter
SetUnhandledExceptionFilter
GetCurrentProcess
TerminateProcess
IsProcessorFeaturePresent
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

SetWindowTextW
MessageBoxW
SendMessageA
PostMessageA
SetTimer
KillTimer
EndDialog
LoadIconA
DestroyWindow
DialogBoxParamW
SetWindowTextA
LoadStringW
LoadStringA
DialogBoxParamA
GetDlgItem
GetWindowLongA
SetWindowLongA
ShowWindow
CharUpperA
CharUpperW

shell32

ShellExecuteExA

oleaut32

VariantClear
SysAllocStringLen
SysStringLen

Sections

.text
Size: 149KB - Virtual size: 149KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

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

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: 37KB - Virtual size: 37KB

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

3172002ea699e1d21a7e82df185d7d7b

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

03:b4:bc:5e:e7:9d:84:2c:03:93:0b:86:19:ed:ea:e4Certificate

Extended Key Usages

Key Usages

03:f1:b4:e1:5f:3a:82:f1:14:96:78:b3:d7:d8:47:5cCertificate

Extended Key Usages

Key Usages

03:b4:bc:5e:e7:9d:84:2c:03:93:0b:86:19:ed:ea:e4Certificate

Extended Key Usages

Key Usages

03:f1:b4:e1:5f:3a:82:f1:14:96:78:b3:d7:d8:47:5cCertificate

Extended Key Usages

Key Usages

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

69:2b:0f:45:80:70:1a:87:fd:54:43:09:1f:f4:86:02:71:8e:e4:b2:5f:9e:02:44:b4:9d:eb:57:7b:aa:3b:d6Signer

Signature Validations

Verification

30/04/2021, 05:45 Valid: true

Chain 1

e7:07:60:af:c8:ff:3f:43:98:4c:4b:8d:0b:29:51:16:76:c1:b7:93Signer

Signature Validations

Verification

30/04/2021, 05:44 Valid: true

Chain 1

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

user32

shell32

oleaut32

Sections

.text Size: 149KB - Virtual size: 149KB

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

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

.rsrc Size: 37KB - Virtual size: 37KB

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

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

03:b4:bc:5e:e7:9d:84:2c:03:93:0b:86:19:ed:ea:e4
Certificate

03:f1:b4:e1:5f:3a:82:f1:14:96:78:b3:d7:d8:47:5c
Certificate

03:b4:bc:5e:e7:9d:84:2c:03:93:0b:86:19:ed:ea:e4
Certificate

03:f1:b4:e1:5f:3a:82:f1:14:96:78:b3:d7:d8:47:5c
Certificate

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

69:2b:0f:45:80:70:1a:87:fd:54:43:09:1f:f4:86:02:71:8e:e4:b2:5f:9e:02:44:b4:9d:eb:57:7b:aa:3b:d6
Signer

30/04/2021, 05:45
Valid: true

e7:07:60:af:c8:ff:3f:43:98:4c:4b:8d:0b:29:51:16:76:c1:b7:93
Signer

30/04/2021, 05:44
Valid: true

.text
Size: 149KB - Virtual size: 149KB

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

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

.rsrc
Size: 37KB - Virtual size: 37KB

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