Unknown[.]exe | Triage

Resubmissions

22/04/2023, 20:52

230422-zn7v5sgf87 7

22/04/2023, 20:52

22/04/2023, 20:52

22/04/2023, 20:49

22/04/2023, 20:48

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General

Target

Unknown.exe
Size

1.6MB
MD5

a7a5c04005c17d1fa983f835cffbd183
SHA1

c79fb9d8fdbead904459bd9d1ffadf6ce43c9374
SHA256

3494f9352c5bd48f55caddbbb63515f8058763e28f8e5f8fa5411a5de835ca8e
SHA512

9a7aa97489f376c2cb4864c2d4f6a41978a25a5f0171c30077ceb4302fd58e5823f199f0dcf89f57ec48d31ebfbb01a8d258a1e7d0b391b7ac613bba6f2a1cee
SSDEEP

24576:84nXubIQGyxbPV0db26FYiC9ubtQo+8YzqNAh3XBQ0FPcQsY8Nl85Xab6s5va:8qe3f6KiC9ut9+QAPcTYy2Wi

Score

1^/10

Malware Config

Signatures

Files

Unknown.exe
.exe windows x86

5a594319a0d69dbc452e748bcf05892e

Code Sign

4d:2d:c3:c4:61:ff:09:70:59:bc:74:40:da:c6:20:7b
Certificate

Issuer

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

Not Before

12/10/2022, 16:50

Not After

12/10/2023, 16:48

Subject

SERIALNUMBER=14347919,CN=LIMESTONE DIGITAL LIMITED,O=LIMESTONE DIGITAL LIMITED,L=Stoke-On-Trent,C=GB,1.3.6.1.4.1.311.60.2.1.3=#13024742,2.5.4.15=#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

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

c4:36:88:bf:bf:02:03:90:38:21:95:cf:c0:51:c1:96:05:9e:9f:c9
Signer

Actual PE Digest

c4:36:88:bf:bf:02:03:90:38:21:95:cf:c0:51:c1:96:05:9e:9f:c9

Digest Algorithm

sha1

PE Digest Matches

true

Signature Validations

Trusted

false

Verification

Signing Certificate

SERIALNUMBER=14347919,CN=LIMESTONE DIGITAL LIMITED,O=LIMESTONE DIGITAL LIMITED,L=Stoke-On-Trent,C=GB,1.3.6.1.4.1.311.60.2.1.3=#13024742,2.5.4.15=#131450726976617465204f7267616e697a6174696f6e

01/01/0001, 00:00
Valid: false

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
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_BYTES_REVERSED_LO
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_BYTES_REVERSED_HI

Imports

kernel32

GetACP
GetExitCodeProcess
LocalFree
CloseHandle
SizeofResource
VirtualProtect
VirtualFree
GetFullPathNameW
ExitProcess
HeapAlloc
GetCPInfoExW
RtlUnwind
GetCPInfo
GetStdHandle
GetModuleHandleW
FreeLibrary
HeapDestroy
ReadFile
CreateProcessW
GetLastError
GetModuleFileNameW
SetLastError
FindResourceW
CreateThread
CompareStringW
LoadLibraryA
ResetEvent
GetVersion
RaiseException
FormatMessageW
SwitchToThread
GetExitCodeThread
GetCurrentThread
LoadLibraryExW
LockResource
GetCurrentThreadId
UnhandledExceptionFilter
VirtualQuery
VirtualQueryEx
Sleep
EnterCriticalSection
SetFilePointer
LoadResource
SuspendThread
GetTickCount
GetFileSize
GetStartupInfoW
GetFileAttributesW
InitializeCriticalSection
GetThreadPriority
SetThreadPriority
GetCurrentProcess
VirtualAlloc
GetSystemInfo
GetCommandLineW
LeaveCriticalSection
GetProcAddress
ResumeThread
GetVersionExW
VerifyVersionInfoW
HeapCreate
GetWindowsDirectoryW
VerSetConditionMask
GetDiskFreeSpaceW
FindFirstFileW
GetUserDefaultUILanguage
lstrlenW
QueryPerformanceCounter
SetEndOfFile
HeapFree
WideCharToMultiByte
FindClose
MultiByteToWideChar
LoadLibraryW
SetEvent
CreateFileW
GetLocaleInfoW
GetSystemDirectoryW
DeleteFileW
GetLocalTime
GetEnvironmentVariableW
WaitForSingleObject
WriteFile
ExitThread
DeleteCriticalSection
TlsGetValue
GetDateFormatW
SetErrorMode
IsValidLocale
TlsSetValue
CreateDirectoryW
GetSystemDefaultUILanguage
EnumCalendarInfoW
LocalAlloc
GetUserDefaultLangID
RemoveDirectoryW
CreateEventW
SetThreadLocale
GetThreadLocale

comctl32

InitCommonControls

version

GetFileVersionInfoSizeW
VerQueryValueW
GetFileVersionInfoW

user32

CreateWindowExW
TranslateMessage
CharLowerBuffW
CallWindowProcW
CharUpperW
PeekMessageW
GetSystemMetrics
SetWindowLongW
MessageBoxW
DestroyWindow
CharUpperBuffW
CharNextW
MsgWaitForMultipleObjects
LoadStringW
ExitWindowsEx
DispatchMessageW

oleaut32

SysAllocStringLen
SafeArrayPtrOfIndex
VariantCopy
SafeArrayGetLBound
SafeArrayGetUBound
VariantInit
VariantClear
SysFreeString
SysReAllocStringLen
VariantChangeType
SafeArrayCreate

netapi32

NetWkstaGetInfo
NetApiBufferFree

advapi32

RegQueryValueExW
AdjustTokenPrivileges
LookupPrivilegeValueW
RegCloseKey
OpenProcessToken
RegOpenKeyExW

Exports

Exports

TMethodImplementationIntercept
__dbk_fcall_wrapper
dbkFCallWrapperAddr

Sections

.text
Size: 718KB - Virtual size: 717KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

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

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.data
Size: 14KB - Virtual size: 13KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.bss
Size: - Virtual size: 27KB

IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.idata
Size: 4KB - Virtual size: 3KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.didata
Size: 512B - Virtual size: 420B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.edata
Size: 512B - Virtual size: 154B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.tls
Size: - Virtual size: 24B

IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rdata
Size: 512B - Virtual size: 93B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 18KB - Virtual size: 18KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

Resubmissions

Sharing

General

Malware Config

Signatures

Files

5a594319a0d69dbc452e748bcf05892e

Code Sign

4d:2d:c3:c4:61:ff:09:70:59:bc:74:40:da:c6:20:7bCertificate

Extended Key Usages

Key Usages

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

Key Usages

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

Extended Key Usages

Key Usages

c4:36:88:bf:bf:02:03:90:38:21:95:cf:c0:51:c1:96:05:9e:9f:c9Signer

Signature Validations

Verification

01/01/0001, 00:00 Valid: false

Headers

DLL Characteristics

File Characteristics

Imports

kernel32

comctl32

version

user32

oleaut32

netapi32

advapi32

Exports

Exports

Sections

.text Size: 718KB - Virtual size: 717KB

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

.data Size: 14KB - Virtual size: 13KB

.bss Size: - Virtual size: 27KB

.idata Size: 4KB - Virtual size: 3KB

.didata Size: 512B - Virtual size: 420B

.edata Size: 512B - Virtual size: 154B

.tls Size: - Virtual size: 24B

.rdata Size: 512B - Virtual size: 93B

.rsrc Size: 18KB - Virtual size: 18KB

4d:2d:c3:c4:61:ff:09:70:59:bc:74:40:da:c6:20:7b
Certificate

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

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

c4:36:88:bf:bf:02:03:90:38:21:95:cf:c0:51:c1:96:05:9e:9f:c9
Signer

01/01/0001, 00:00
Valid: false

.text
Size: 718KB - Virtual size: 717KB

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

.data
Size: 14KB - Virtual size: 13KB

.bss
Size: - Virtual size: 27KB

.idata
Size: 4KB - Virtual size: 3KB

.didata
Size: 512B - Virtual size: 420B

.edata
Size: 512B - Virtual size: 154B

.tls
Size: - Virtual size: 24B

.rdata
Size: 512B - Virtual size: 93B

.rsrc
Size: 18KB - Virtual size: 18KB