Yandex[.]exe | Triage

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General

Target

Yandex.exe
Size

2.9MB
MD5

d8ed838aa34bdc395c919b3091089624
SHA1

7fcd5df580f36212031b4a52e558f0569be26c57
SHA256

a41b3a7ed26ba9a223d4958b1393acf71bedb4df2594f7d580df700c39898ffa
SHA512

bfb1b59199227185a1fbba1146f13ab0a839f382a143611fb55143af1bdcd19b273017d8c89892db4a3cab673d49a2e510f0e1fc3dd91c8e2a14f88a6ffe0a8c
SSDEEP

49152:KAhbf7aVmg1aQANzXGBdTTe20C1pwlWXVCKYang+r5u8Qe:KQ7mmg1yjGBdTTe291KMl/K

Score

1^/10

Malware Config

Signatures

Files

Yandex.exe
.exe windows x86

1416542bf5a19948dd9a07aac1737a27

Code Sign

79:04:d3:2e:74:fc:47:2b:66:c0:8a:38
Certificate

Issuer

CN=GlobalSign GCC R45 EV CodeSigning CA 2020,O=GlobalSign nv-sa,C=BE

Not Before

06/05/2022, 08:44

Not After

06/05/2024, 08:44

Subject

SERIALNUMBER=1027700229193,CN=YANDEX LLC,O=YANDEX LLC,STREET=Leo Tolstoy street\, 16,L=Moscow,ST=Moscow,C=RU,1.3.6.1.4.1.311.60.2.1.2=#13064d6f73636f77,1.3.6.1.4.1.311.60.2.1.3=#13025255,2.5.4.15=#131450726976617465204f7267616e697a6174696f6e

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature

77:bd:0e:05:b7:59:0b:b6:1d:47:61:53:1e:3f:75:ed
Certificate

Issuer

CN=GlobalSign Code Signing Root R45,O=GlobalSign nv-sa,C=BE

Not Before

28/07/2020, 00:00

Not After

28/07/2030, 00:00

Subject

CN=GlobalSign GCC R45 EV CodeSigning CA 2020,O=GlobalSign nv-sa,C=BE

Extended Key Usages

ExtKeyUsageCodeSigning

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

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

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

01
Certificate

Issuer

CN=Unknown issuer

Not Before

01/01/2013, 10:00

Not After

01/04/2013, 10:00

Subject

CN=Dummy certificate

Extended Key Usages

Key Usages

KeyUsageCertSign

56:d6:01:f1:e3:1d:71:82:7d:9c:5d:b6:5b:76:2a:fe:5b:b7:06:23:c2:2e:b9:8f:58:10:bc:b2:ad:50:f7:82
Signer

Actual PE Digest

56:d6:01:f1:e3:1d:71:82:7d:9c:5d:b6:5b:76:2a:fe:5b:b7:06:23:c2:2e:b9:8f:58:10:bc:b2:ad:50:f7:82

Digest Algorithm

sha256

PE Digest Matches

true

Signature Validations

Trusted

false

Verification

Signing Certificate

SERIALNUMBER=1027700229193,CN=YANDEX LLC,O=YANDEX LLC,STREET=Leo Tolstoy street\, 16,L=Moscow,ST=Moscow,C=RU,1.3.6.1.4.1.311.60.2.1.2=#13064d6f73636f77,1.3.6.1.4.1.311.60.2.1.3=#13025255,2.5.4.15=#131450726976617465204f7267616e697a6174696f6e

21/03/2023, 14:42
Valid: false

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

kernel32

AcquireSRWLockExclusive
AcquireSRWLockShared
AssignProcessToJobObject
CloseHandle
CompareStringW
CopyFileW
CreateDirectoryW
CreateEventA
CreateEventW
CreateFileMappingW
CreateFileW
CreateMutexW
CreateProcessW
CreateThread
CreateToolhelp32Snapshot
DecodePointer
DeleteCriticalSection
DeleteFileW
DeleteProcThreadAttributeList
DuplicateHandle
EncodePointer
EnterCriticalSection
EnumSystemLocalesW
ExitProcess
ExitThread
ExpandEnvironmentStringsW
FileTimeToSystemTime
FindClose
FindFirstFileExW
FindNextFileW
FindResourceExW
FindResourceW
FlsAlloc
FlsGetValue
FlsSetValue
FlushFileBuffers
FormatMessageA
FormatMessageW
FreeEnvironmentStringsW
FreeLibrary
FreeLibraryAndExitThread
GetACP
GetCPInfo
GetCommandLineA
GetCommandLineW
GetConsoleMode
GetConsoleOutputCP
GetCurrentDirectoryW
GetCurrentProcess
GetCurrentProcessId
GetCurrentThread
GetCurrentThreadId
GetDateFormatW
GetDiskFreeSpaceExW
GetDriveTypeW
GetEnvironmentStringsW
GetEnvironmentVariableW
GetExitCodeProcess
GetFileAttributesExW
GetFileAttributesW
GetFileInformationByHandle
GetFileSize
GetFileSizeEx
GetFileType
GetFullPathNameW
GetGeoInfoW
GetLastError
GetLocalTime
GetLocaleInfoW
GetLogicalDriveStringsW
GetLongPathNameW
GetModuleFileNameW
GetModuleHandleA
GetModuleHandleExW
GetModuleHandleW
GetNativeSystemInfo
GetOEMCP
GetProcAddress
GetProcessHeap
GetProcessId
GetProductInfo
GetStartupInfoW
GetStdHandle
GetStringTypeW
GetSystemDirectoryW
GetSystemInfo
GetSystemTimeAsFileTime
GetTempFileNameW
GetTempPathW
GetThreadId
GetThreadPriority
GetTickCount
GetTimeFormatW
GetTimeZoneInformation
GetUserDefaultLCID
GetUserDefaultLangID
GetUserDefaultUILanguage
GetUserGeoID
GetVersionExW
GetWindowsDirectoryW
GlobalAlloc
GlobalFree
GlobalLock
GlobalUnlock
HeapAlloc
HeapFree
InitOnceExecuteOnce
InitializeCriticalSectionAndSpinCount
InitializeCriticalSectionEx
InitializeProcThreadAttributeList
InitializeSListHead
IsDebuggerPresent
IsProcessorFeaturePresent
IsValidCodePage
IsValidLocale
IsWow64Process
K32GetMappedFileNameW
K32GetProcessMemoryInfo
LCMapStringW
LeaveCriticalSection
LoadLibraryExA
LoadLibraryExW
LoadLibraryW
LoadResource
LocalFree
LockFile
LockResource
MapViewOfFile
MoveFileExW
MoveFileW
MultiByteToWideChar
OpenEventA
OpenEventW
OpenProcess
OpenThread
OutputDebugStringA
OutputDebugStringW
Process32FirstW
Process32NextW
QueryDosDeviceW
QueryPerformanceCounter
QueryPerformanceFrequency
QueryThreadCycleTime
QueryUnbiasedInterruptTime
RaiseException
ReOpenFile
ReadConsoleW
ReadFile
ReleaseMutex
ReleaseSRWLockExclusive
ReleaseSRWLockShared
RemoveDirectoryW
ReplaceFileW
ResetEvent
RtlCaptureStackBackTrace
RtlUnwind
SetDllDirectoryW
SetEndOfFile
SetEnvironmentVariableW
SetEvent
SetFileAttributesW
SetFilePointer
SetFilePointerEx
SetHandleInformation
SetLastError
SetStdHandle
SetThreadPriority
SetUnhandledExceptionFilter
SizeofResource
Sleep
SleepConditionVariableSRW
SwitchToThread
SystemTimeToTzSpecificLocalTime
TerminateProcess
TerminateThread
TlsAlloc
TlsFree
TlsGetValue
TlsSetValue
TryAcquireSRWLockExclusive
UnhandledExceptionFilter
UnlockFile
UnmapViewOfFile
UnregisterWaitEx
UpdateProcThreadAttribute
VirtualAlloc
VirtualFree
VirtualProtect
VirtualQuery
VirtualQueryEx
WaitForMultipleObjects
WaitForSingleObject
WaitForSingleObjectEx
WakeAllConditionVariable
WakeConditionVariable
WideCharToMultiByte
WriteConsoleW
WriteFile
lstrcmpA
lstrcpynW
lstrlenA
lstrlenW

oleacc

AccessibleObjectFromWindow
LresultFromObject

Exports

Exports

GetHandleVerifier

Sections

.text
Size: 1.1MB - Virtual size: 1.1MB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 186KB - Virtual size: 186KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 18KB - Virtual size: 88KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.00cfg
Size: 512B - Virtual size: 4B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.tls
Size: 512B - Virtual size: 149B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.voltbl
Size: 512B - Virtual size: 184B

SHARED
Size: 512B - Virtual size: 4B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

Shared
Size: 4KB - Virtual size: 4KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 1.5MB - Virtual size: 1.5MB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 46KB - Virtual size: 46KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

1416542bf5a19948dd9a07aac1737a27

Code Sign

79:04:d3:2e:74:fc:47:2b:66:c0:8a:38Certificate

Extended Key Usages

Key Usages

77:bd:0e:05:b7:59:0b:b6:1d:47:61:53:1e:3f:75:edCertificate

Extended Key Usages

Key Usages

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

Key Usages

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

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

01Certificate

Extended Key Usages

Key Usages

56:d6:01:f1:e3:1d:71:82:7d:9c:5d:b6:5b:76:2a:fe:5b:b7:06:23:c2:2e:b9:8f:58:10:bc:b2:ad:50:f7:82Signer

Signature Validations

Verification

21/03/2023, 14:42 Valid: false

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

oleacc

Exports

Exports

Sections

.text Size: 1.1MB - Virtual size: 1.1MB

.rdata Size: 186KB - Virtual size: 186KB

.data Size: 18KB - Virtual size: 88KB

.00cfg Size: 512B - Virtual size: 4B

.tls Size: 512B - Virtual size: 149B

.voltbl Size: 512B - Virtual size: 184B

SHARED Size: 512B - Virtual size: 4B

Shared Size: 4KB - Virtual size: 4KB

.rsrc Size: 1.5MB - Virtual size: 1.5MB

.reloc Size: 46KB - Virtual size: 46KB

79:04:d3:2e:74:fc:47:2b:66:c0:8a:38
Certificate

77:bd:0e:05:b7:59:0b:b6:1d:47:61:53:1e:3f:75:ed
Certificate

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

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

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

01
Certificate

56:d6:01:f1:e3:1d:71:82:7d:9c:5d:b6:5b:76:2a:fe:5b:b7:06:23:c2:2e:b9:8f:58:10:bc:b2:ad:50:f7:82
Signer

21/03/2023, 14:42
Valid: false

.text
Size: 1.1MB - Virtual size: 1.1MB

.rdata
Size: 186KB - Virtual size: 186KB

.data
Size: 18KB - Virtual size: 88KB

.00cfg
Size: 512B - Virtual size: 4B

.tls
Size: 512B - Virtual size: 149B

.voltbl
Size: 512B - Virtual size: 184B

SHARED
Size: 512B - Virtual size: 4B

Shared
Size: 4KB - Virtual size: 4KB

.rsrc
Size: 1.5MB - Virtual size: 1.5MB

.reloc
Size: 46KB - Virtual size: 46KB