BrowserUpdater[.]exe

Resubmissions

06/08/2024, 22:19

240806-18hbnawejf 8

06/08/2024, 22:14

240806-15lvnssdmm 8

Sharing

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General

Target

BrowserUpdater.exe
Size

33.9MB
MD5

667ead6e36314bd21b1fa1fb9f1960b6
SHA1

b14ecebb5df15c8ab0f11663d419c2ccb1944760
SHA256

c13c6923bd8eab75c07640ad362833787d78a005577f8d5e32927139df8e2cd0
SHA512

d8b8f8b128439ae512275a69ec56fdc139c45dbca735077cd287ed6494559a6f497992cf897c68be781149bb88f5461582c35127500f0dcc2549d2de958a5493
SSDEEP

393216:16Csu5h4Lj92HygC5Ou2hFJ4X5g/nC1utUUplcc+Z0B1+IgWxlq5L0acaoaSOXEJ:10urM5oGiQV0B1+IgWx0tHcuUDF

Score

3^/10

pyinstaller

Malware Config

Signatures

Detects Pyinstaller 1 IoCs

pyinstaller

resource	yara_rule
sample	pyinstaller

Files

BrowserUpdater.exe
.exe windows:5 windows x86 arch:x86

7f6374fa43fb59c8c933315a94a24259

Code Sign

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

7f:71:af:69:23:30:00:2e:03:e1:31:1e:b8:a8:b7:e0
Certificate

Issuer

CN=SSL.com EV Code Signing Intermediate CA RSA R3,O=SSL Corp,L=Houston,ST=Texas,C=US

Not Before

04/07/2024, 07:15

Not After

04/07/2025, 04:27

Subject

SERIALNUMBER=91130900335872388P,CN=Hebei Yingtong Pipeline Co.\, Ltd.,O=Hebei Yingtong Pipeline Co.\, Ltd.,L=Cangzhou,ST=Hebei,C=CN,1.3.6.1.4.1.311.60.2.1.3=#1302434e,2.5.4.15=#131450726976617465204f7267616e697a6174696f6e

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature

56:b6:29:cd:34:bc:78:f6
Certificate

Issuer

CN=SSL.com EV Root Certification Authority RSA R2,O=SSL Corporation,L=Houston,ST=Texas,C=US

Not Before

31/05/2017, 18:14

Not After

30/05/2042, 18:14

Subject

CN=SSL.com EV Root Certification Authority RSA R2,O=SSL Corporation,L=Houston,ST=Texas,C=US

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

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

05:44:af:f3:94:9d:08:39:a6:bf:db:3f:5f:e5:61:16
Certificate

Issuer

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

Not Before

14/07/2023, 00:00

Not After

13/10/2034, 23:59

Subject

CN=DigiCert Timestamp 2023,O=DigiCert\, Inc.,C=US

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature

42:4b:6a:53:ce:c7:66:14:1c:2a:63:b1:a5:1c:41:04
Certificate

Issuer

CN=SSL.com EV Root Certification Authority RSA R2,O=SSL Corporation,L=Houston,ST=Texas,C=US

Not Before

26/03/2019, 17:44

Not After

22/03/2034, 17:44

Subject

CN=SSL.com EV Code Signing Intermediate CA RSA R3,O=SSL Corp,L=Houston,ST=Texas,C=US

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

6b:1c:7a:e1:14:de:1a:58:f2:1f:37:b2:03:ac:ae:62:92:23:14:10
Signer

Actual PE Digest

6b:1c:7a:e1:14:de:1a:58:f2:1f:37:b2:03:ac:ae:62:92:23:14:10

Digest Algorithm

sha1

PE Digest Matches

true

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_LARGE_ADDRESS_AWARE
IMAGE_FILE_32BIT_MACHINE

Imports

user32

GetWindowThreadProcessId
ShowWindow

kernel32

GetModuleFileNameW
CreateSymbolicLinkW
GetProcAddress
GetCommandLineW
GetEnvironmentVariableW
SetEnvironmentVariableW
ExpandEnvironmentStringsW
CreateDirectoryW
GetTempPathW
WaitForSingleObject
Sleep
GetExitCodeProcess
CreateProcessW
SetDllDirectoryW
FreeLibrary
LoadLibraryExW
SetConsoleCtrlHandler
FindClose
FindFirstFileExW
CloseHandle
GetCurrentProcess
GetCurrentProcessId
LocalFree
FormatMessageW
MultiByteToWideChar
WideCharToMultiByte
GetConsoleWindow
HeapSize
GetLastError
WriteConsoleW
SetEndOfFile
GetStartupInfoW
TlsGetValue
UnhandledExceptionFilter
SetUnhandledExceptionFilter
TerminateProcess
IsProcessorFeaturePresent
QueryPerformanceCounter
GetCurrentThreadId
GetSystemTimeAsFileTime
InitializeSListHead
IsDebuggerPresent
GetModuleHandleW
RtlUnwind
SetLastError
EnterCriticalSection
LeaveCriticalSection
DeleteCriticalSection
InitializeCriticalSectionAndSpinCount
TlsAlloc
DecodePointer
TlsSetValue
TlsFree
EncodePointer
RaiseException
GetCommandLineA
CreateFileW
GetDriveTypeW
GetFileInformationByHandle
GetFileType
PeekNamedPipe
SystemTimeToTzSpecificLocalTime
FileTimeToSystemTime
GetFullPathNameW
RemoveDirectoryW
FindNextFileW
SetStdHandle
DeleteFileW
ReadFile
GetStdHandle
WriteFile
ExitProcess
GetModuleHandleExW
HeapFree
GetConsoleMode
ReadConsoleW
SetFilePointerEx
GetConsoleOutputCP
GetFileSizeEx
HeapAlloc
CompareStringW
LCMapStringW
GetCurrentDirectoryW
FlushFileBuffers
HeapReAlloc
GetFileAttributesExW
GetStringTypeW
IsValidCodePage
GetACP
GetOEMCP
GetCPInfo
GetEnvironmentStringsW
FreeEnvironmentStringsW
GetProcessHeap
GetTimeZoneInformation

advapi32

ConvertSidToStringSidW
GetTokenInformation
OpenProcessToken
ConvertStringSecurityDescriptorToSecurityDescriptorW

Sections

.text
Size: 153KB - Virtual size: 152KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 54KB - Virtual size: 54KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 3KB - Virtual size: 10KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 26.7MB - Virtual size: 26.7MB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 7KB - Virtual size: 7KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
dropper.pyc

Resubmissions

Sharing

General

Malware Config

Signatures

Files

7f6374fa43fb59c8c933315a94a24259

Code Sign

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

Key Usages

7f:71:af:69:23:30:00:2e:03:e1:31:1e:b8:a8:b7:e0Certificate

Extended Key Usages

Key Usages

56:b6:29:cd:34:bc:78:f6Certificate

Key Usages

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

Extended Key Usages

Key Usages

05:44:af:f3:94:9d:08:39:a6:bf:db:3f:5f:e5:61:16Certificate

Extended Key Usages

Key Usages

42:4b:6a:53:ce:c7:66:14:1c:2a:63:b1:a5:1c:41:04Certificate

Extended Key Usages

Key Usages

6b:1c:7a:e1:14:de:1a:58:f2:1f:37:b2:03:ac:ae:62:92:23:14:10Signer

Headers

DLL Characteristics

File Characteristics

Imports

user32

kernel32

advapi32

Sections

.text Size: 153KB - Virtual size: 152KB

.rdata Size: 54KB - Virtual size: 54KB

.data Size: 3KB - Virtual size: 10KB

.rsrc Size: 26.7MB - Virtual size: 26.7MB

.reloc Size: 7KB - Virtual size: 7KB

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

7f:71:af:69:23:30:00:2e:03:e1:31:1e:b8:a8:b7:e0
Certificate

56:b6:29:cd:34:bc:78:f6
Certificate

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

05:44:af:f3:94:9d:08:39:a6:bf:db:3f:5f:e5:61:16
Certificate

42:4b:6a:53:ce:c7:66:14:1c:2a:63:b1:a5:1c:41:04
Certificate

6b:1c:7a:e1:14:de:1a:58:f2:1f:37:b2:03:ac:ae:62:92:23:14:10
Signer

.text
Size: 153KB - Virtual size: 152KB

.rdata
Size: 54KB - Virtual size: 54KB

.data
Size: 3KB - Virtual size: 10KB

.rsrc
Size: 26.7MB - Virtual size: 26.7MB

.reloc
Size: 7KB - Virtual size: 7KB