windowsserver2003-kb4500331-x86-custom-chs_4892823f525d9d532ed3ae36fc440338d2b46a72[.]exe

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General

Target

windowsserver2003-kb4500331-x86-custom-chs_4892823f525d9d532ed3ae36fc440338d2b46a72.exe
Size

513KB
MD5

ff1980d30b638e67f3b4ee87c303429c
SHA1

4892823f525d9d532ed3ae36fc440338d2b46a72
SHA256

9cf624995d0c26b6a9769077280c734cc1e6bc0829902ebf18d3d0fcd94dc9fe
SHA512

23f66380aa2a4d75be074c0645907171700daf18ee83d7bbc967aa6d31e282a61c5a2a77d596910a9200f3e49a30909fc3bbc6dbf0ec71d7d2f96aabd25a53d3
SSDEEP

12288:lQh0g2mvMxzvxKJQmUDrb71e/GqkDP5hwsNXKeIXe9682:Lgaj0QT3n1u/iHwuaeZc82

Score

1^/10

Malware Config

Signatures

Files

windowsserver2003-kb4500331-x86-custom-chs_4892823f525d9d532ed3ae36fc440338d2b46a72.exe
.exe windows:5 windows x86 arch:x86

fe29ac61823c9ee660c3217c8fd85d92

Code Sign

33:00:00:01:18:6e:4b:34:ea:61:ed:30:2c:00:00:00:00:01:18
Certificate

Issuer

CN=Microsoft Time-Stamp PCA,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Not Before

24/10/2018, 21:07

Not After

10/01/2020, 21:07

Subject

CN=Microsoft Time-Stamp Service,OU=Microsoft America Operations+OU=Thales TSS ESN:D6BD-E3E7-1685,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Extended Key Usages

ExtKeyUsageTimeStamping

33:00:00:01:b2:4a:37:c6:c9:7e:01:68:86:00:01:00:00:01:b2
Certificate

Issuer

CN=Microsoft Code Signing PCA,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Not Before

12/07/2018, 20:11

Not After

26/07/2019, 20:11

Subject

CN=Microsoft Corporation,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Extended Key Usages

ExtKeyUsageCodeSigning

61:33:26:1a:00:00:00:00:00:31
Certificate

Issuer

CN=Microsoft Root Certificate Authority,0.9.2342.19200300.100.1.25=#13096d6963726f736f6674,0.9.2342.19200300.100.1.25=#1303636f6d

Not Before

31/08/2010, 22:19

Not After

31/08/2020, 22:29

Subject

CN=Microsoft Code Signing PCA,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

61:16:68:34:00:00:00:00:00:1c
Certificate

Issuer

CN=Microsoft Root Certificate Authority,0.9.2342.19200300.100.1.25=#13096d6963726f736f6674,0.9.2342.19200300.100.1.25=#1303636f6d

Not Before

03/04/2007, 12:53

Not After

03/04/2021, 13:03

Subject

CN=Microsoft Time-Stamp PCA,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

33:00:00:02:39:b2:b4:e8:2a:22:34:49:2f:00:00:00:00:02:39
Certificate

Issuer

CN=Microsoft Code Signing PCA 2010,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Not Before

12/07/2018, 20:07

Not After

08/08/2019, 20:07

Subject

CN=Microsoft Corporation,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Extended Key Usages

ExtKeyUsageCodeSigning

61:0c:52:4c:00:00:00:00:00:03
Certificate

Issuer

CN=Microsoft Root Certificate Authority 2010,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Not Before

06/07/2010, 20:40

Not After

06/07/2025, 20:50

Subject

CN=Microsoft Code Signing PCA 2010,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

7c:20:ad:31:8c:8d:94:ca:36:e3:f1:27:77:f2:54:d9:98:a5:e7:56:7b:15:98:16:63:5b:8f:d9:42:53:60:6c
Signer

Actual PE Digest

7c:20:ad:31:8c:8d:94:ca:36:e3:f1:27:77:f2:54:d9:98:a5:e7:56:7b:15:98:16:63:5b:8f:d9:42:53:60:6c

Digest Algorithm

sha256

PE Digest Matches

true

7b:99:8f:58:40:8f:f7:0d:32:7b:71:ed:a0:fd:97:66:e3:3d:a8:d7
Signer

Actual PE Digest

7b:99:8f:58:40:8f:f7:0d:32:7b:71:ed:a0:fd:97:66:e3:3d:a8:d7

Digest Algorithm

sha1

PE Digest Matches

true

Headers

DLL Characteristics

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_32BIT_MACHINE
IMAGE_FILE_REMOVABLE_RUN_FROM_SWAP
IMAGE_FILE_NET_RUN_FROM_SWAP

PDB Paths

sfxcab.pdb

Imports

msvcrt

__setusermatherr
_initterm
__getmainargs
__initenv
exit
_cexit
_XcptFilter
_exit
_c_exit
_adjust_fdiv
strstr
_strlwr
strrchr
_stricmp
_strnicmp
_wcsicmp
towlower
strchr
tolower
__p__commode
__p__fmode
__set_app_type
_except_handler3
_controlfp
strncpy
_snprintf
sprintf
free
malloc
_vsnprintf

advapi32

InitializeAcl
InitializeSecurityDescriptor
AddAccessAllowedAce
SetSecurityDescriptorDacl
CryptAcquireContextA
CryptGenRandom
CryptReleaseContext
AllocateAndInitializeSid
OpenProcessToken
GetTokenInformation
GetLengthSid
InitiateSystemShutdownA
RegOpenKeyExA
RegQueryValueExA
RegCloseKey

kernel32

GetExitCodeProcess
DosDateTimeToFileTime
LocalFileTimeToFileTime
SetFileTime
SetEndOfFile
GetCurrentDirectoryA
CreateThread
GetDiskFreeSpaceA
GetSystemTime
SystemTimeToFileTime
SetFileAttributesA
CopyFileA
CreateProcessA
FindNextFileA
FindClose
CreateEventA
GetProcessHeap
InitializeCriticalSectionAndSpinCount
QueryPerformanceCounter
GetCurrentThreadId
GetCurrentProcessId
GetSystemTimeAsFileTime
UnhandledExceptionFilter
SetUnhandledExceptionFilter
FindFirstFileA
GetFileSize
GetFileAttributesA
SetEvent
GetCommandLineA
QueryDosDeviceA
GetVersionExA
ReadFile
SetFilePointer
MoveFileExA
RemoveDirectoryA
GetLastError
CreateDirectoryA
GetTickCount
SetErrorMode
CloseHandle
DeviceIoControl
CreateFileA
GetDriveTypeA
HeapFree
FormatMessageA
LeaveCriticalSection
DeleteFileA
EnterCriticalSection
TerminateProcess
WaitForMultipleObjects
CreateEventW
GetCurrentProcess
Sleep
SetEnvironmentVariableA
GetEnvironmentVariableA
WideCharToMultiByte
HeapAlloc
SetLastError
WriteFile
GetProcAddress
LoadLibraryA
GetSystemDirectoryA
FreeLibrary
MoveFileA
ExpandEnvironmentStringsA
ExitProcess
DeleteCriticalSection
FlushFileBuffers
WaitForSingleObject
OpenEventA
GetModuleFileNameA

user32

SendDlgItemMessageA
SendMessageA
DialogBoxParamA
MessageBoxA
SetParent
EndDialog
LoadStringA
ShowWindow

ntdll

NtOpenProcessToken
NtAdjustPrivilegesToken
NtClose
NtShutdownSystem

comctl32

ord17

shell32

SHBrowseForFolderA
SHGetPathFromIDListA

Sections

.text
Size: 35KB - Virtual size: 34KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.data
Size: 512B - Virtual size: 69KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 461KB - Virtual size: 5KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

fe29ac61823c9ee660c3217c8fd85d92

Code Sign

33:00:00:01:18:6e:4b:34:ea:61:ed:30:2c:00:00:00:00:01:18Certificate

Extended Key Usages

33:00:00:01:b2:4a:37:c6:c9:7e:01:68:86:00:01:00:00:01:b2Certificate

Extended Key Usages

61:33:26:1a:00:00:00:00:00:31Certificate

Key Usages

61:16:68:34:00:00:00:00:00:1cCertificate

Extended Key Usages

Key Usages

33:00:00:02:39:b2:b4:e8:2a:22:34:49:2f:00:00:00:00:02:39Certificate

Extended Key Usages

61:0c:52:4c:00:00:00:00:00:03Certificate

Key Usages

7c:20:ad:31:8c:8d:94:ca:36:e3:f1:27:77:f2:54:d9:98:a5:e7:56:7b:15:98:16:63:5b:8f:d9:42:53:60:6cSigner

7b:99:8f:58:40:8f:f7:0d:32:7b:71:ed:a0:fd:97:66:e3:3d:a8:d7Signer

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

msvcrt

advapi32

kernel32

user32

ntdll

comctl32

shell32

Sections

.text Size: 35KB - Virtual size: 34KB

.data Size: 512B - Virtual size: 69KB

.rsrc Size: 461KB - Virtual size: 5KB

33:00:00:01:18:6e:4b:34:ea:61:ed:30:2c:00:00:00:00:01:18
Certificate

33:00:00:01:b2:4a:37:c6:c9:7e:01:68:86:00:01:00:00:01:b2
Certificate

61:33:26:1a:00:00:00:00:00:31
Certificate

61:16:68:34:00:00:00:00:00:1c
Certificate

33:00:00:02:39:b2:b4:e8:2a:22:34:49:2f:00:00:00:00:02:39
Certificate

61:0c:52:4c:00:00:00:00:00:03
Certificate

7c:20:ad:31:8c:8d:94:ca:36:e3:f1:27:77:f2:54:d9:98:a5:e7:56:7b:15:98:16:63:5b:8f:d9:42:53:60:6c
Signer

7b:99:8f:58:40:8f:f7:0d:32:7b:71:ed:a0:fd:97:66:e3:3d:a8:d7
Signer

.text
Size: 35KB - Virtual size: 34KB

.data
Size: 512B - Virtual size: 69KB

.rsrc
Size: 461KB - Virtual size: 5KB