RioInstaller.pdb
Overview
overview
3Static
static
3RioInstall...s.json
windows7-x64
3RioInstall...s.json
windows10-2004-x64
3RioInstaller.exe
windows7-x64
1RioInstaller.exe
windows10-2004-x64
1RioInstaller.exe
windows7-x64
1RioInstaller.exe
windows10-2004-x64
1RioInstall...g.json
windows7-x64
3RioInstall...g.json
windows10-2004-x64
3System.CodeDom.dll
windows7-x64
1System.CodeDom.dll
windows10-2004-x64
1System.Management.dll
windows7-x64
1System.Management.dll
windows10-2004-x64
1runtimes/w...nt.dll
windows7-x64
1runtimes/w...nt.dll
windows10-2004-x64
1Static task
static1
Behavioral task
behavioral1
Sample
RioInstaller.deps.json
Resource
win7-20240704-en
Behavioral task
behavioral2
Sample
RioInstaller.deps.json
Resource
win10v2004-20240802-en
Behavioral task
behavioral3
Sample
RioInstaller.exe
Resource
win7-20240729-en
Behavioral task
behavioral4
Sample
RioInstaller.exe
Resource
win10v2004-20240802-en
Behavioral task
behavioral5
Sample
RioInstaller.exe
Resource
win7-20240708-en
Behavioral task
behavioral6
Sample
RioInstaller.exe
Resource
win10v2004-20240802-en
Behavioral task
behavioral7
Sample
RioInstaller.runtimeconfig.json
Resource
win7-20240704-en
Behavioral task
behavioral8
Sample
RioInstaller.runtimeconfig.json
Resource
win10v2004-20240802-en
Behavioral task
behavioral9
Sample
System.CodeDom.dll
Resource
win7-20240705-en
Behavioral task
behavioral10
Sample
System.CodeDom.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral11
Sample
System.Management.dll
Resource
win7-20240704-en
Behavioral task
behavioral12
Sample
System.Management.dll
Resource
win10v2004-20240802-en
Behavioral task
behavioral13
Sample
runtimes/win/lib/net8.0/System.Management.dll
Resource
win7-20240704-en
Behavioral task
behavioral14
Sample
runtimes/win/lib/net8.0/System.Management.dll
Resource
win10v2004-20240802-en
General
-
Target
RioInstaller_ProbablyNotFixedAgainBruh.zip
-
Size
407KB
-
MD5
e3c8059da933b2ce4a239cc0e4222a73
-
SHA1
12d86e027d3b5653020ffef7bb60fdc336975d6d
-
SHA256
6fc3a08e1d16b56d83cc84de5d31762d0b9a2b11ec01b6e058c37a3010daca03
-
SHA512
5598111c7d0c5202a9e3abff08db85edc5787c28727ad867eeb697dd2f3a94a22861360da07f8441eccda3a9ef95ff68a586ad7aeb7a16f6a1d1e3afe4da13ba
-
SSDEEP
6144:m3llubk+4kG4ND2IbyN4ohboZPVfiz8s5Gfa3f6f/WjLB2B11AU9:QlsklkN2AohUxiz8sNf6HWkH9
Malware Config
Signatures
-
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource unpack001/RioInstaller.dll unpack001/RioInstaller.exe
Files
-
RioInstaller_ProbablyNotFixedAgainBruh.zip.zip
-
RioInstaller.deps.json
-
RioInstaller.dll.exe windows:4 windows x86 arch:x86
f34d5f2d4577ed6d9ceec516c1f5a744
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_NO_SEH
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_LARGE_ADDRESS_AWARE
IMAGE_FILE_32BIT_MACHINE
PDB Paths
Imports
mscoree
_CorExeMain
Sections
.text Size: 286KB - Virtual size: 286KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rsrc Size: 1KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 512B - Virtual size: 12B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
-
RioInstaller.exe.exe windows:6 windows x64 arch:x64
6a91eb82bfd19d2706c7d43c46f7064e
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
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
PDB Paths
D:\a\_work\1\s\artifacts\obj\win-x64.Release\corehost\apphost\standalone\apphost.pdb
Imports
kernel32
FreeLibrary
LoadLibraryExW
OutputDebugStringW
FindFirstFileExW
EnterCriticalSection
GetFullPathNameW
FindNextFileW
GetCurrentProcess
GetModuleHandleExW
GetModuleFileNameW
LeaveCriticalSection
GetEnvironmentVariableW
GetModuleHandleW
MultiByteToWideChar
GetFileAttributesExW
LoadLibraryA
DeleteCriticalSection
WideCharToMultiByte
IsWow64Process
TlsFree
TlsSetValue
TlsGetValue
TlsAlloc
InitializeCriticalSectionAndSpinCount
GetProcAddress
GetWindowsDirectoryW
FindResourceW
GetLastError
ActivateActCtx
FindClose
CreateActCtxW
SetLastError
RaiseException
RtlPcToFileHeader
RtlUnwindEx
InitializeSListHead
GetCurrentProcessId
IsDebuggerPresent
IsProcessorFeaturePresent
TerminateProcess
SetUnhandledExceptionFilter
UnhandledExceptionFilter
RtlVirtualUnwind
RtlLookupFunctionEntry
RtlCaptureContext
GetStringTypeW
SwitchToThread
GetCurrentThreadId
InitializeCriticalSectionEx
EncodePointer
DecodePointer
LCMapStringEx
QueryPerformanceCounter
GetSystemTimeAsFileTime
user32
MessageBoxW
shell32
ShellExecuteW
advapi32
RegOpenKeyExW
RegGetValueW
DeregisterEventSource
RegisterEventSourceW
ReportEventW
RegCloseKey
api-ms-win-crt-runtime-l1-1-0
_invalid_parameter_noinfo_noreturn
_exit
exit
_initterm_e
_initterm
_get_initial_wide_environment
_initialize_wide_environment
_configure_wide_argv
_set_app_type
_seh_filter_exe
_cexit
_crt_atexit
_register_onexit_function
_initialize_onexit_table
_errno
abort
__p___wargv
_c_exit
_register_thread_local_exe_atexit_callback
terminate
__p___argc
api-ms-win-crt-stdio-l1-1-0
__acrt_iob_func
fputwc
__p__commode
_set_fmode
fputws
_wfsopen
fflush
__stdio_common_vfwprintf
__stdio_common_vsnwprintf_s
__stdio_common_vswprintf
setvbuf
api-ms-win-crt-heap-l1-1-0
calloc
_set_new_mode
free
_callnewh
malloc
api-ms-win-crt-string-l1-1-0
toupper
_wcsdup
wcsncmp
wcsnlen
strcpy_s
api-ms-win-crt-convert-l1-1-0
wcstoul
_wtoi
api-ms-win-crt-time-l1-1-0
_gmtime64_s
_time64
wcsftime
api-ms-win-crt-locale-l1-1-0
setlocale
___mb_cur_max_func
_configthreadlocale
___lc_codepage_func
___lc_locale_name_func
__pctype_func
_lock_locales
_unlock_locales
api-ms-win-crt-math-l1-1-0
__setusermatherr
Sections
.text Size: 90KB - Virtual size: 90KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 37KB - Virtual size: 37KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 2KB - Virtual size: 6KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.pdata Size: 5KB - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
_RDATA Size: 512B - Virtual size: 500B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 1024B - Virtual size: 792B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
.rsrc Size: 1KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
-
RioInstaller.runtimeconfig.json
-
System.CodeDom.dll.dll windows:4 windows x86 arch:x86
dae02f32a21e03ce65412f6e56942daa
Code Sign
33:00:00:03:7c:c9:f6:bc:ed:07:59:ae:08:00:00:00:00:03:7cCertificate
IssuerCN=Microsoft Code Signing PCA 2011,O=Microsoft Corporation,L=Redmond,ST=Washington,C=USNot Before11-05-2023 19:03Not After08-05-2024 19:03SubjectCN=.NET,O=Microsoft Corporation,L=Redmond,ST=Washington,C=USExtended Key Usages
ExtKeyUsageCodeSigning
61:0e:90:d2:00:00:00:00:00:03Certificate
IssuerCN=Microsoft Root Certificate Authority 2011,O=Microsoft Corporation,L=Redmond,ST=Washington,C=USNot Before08-07-2011 20:59Not After08-07-2026 21:09SubjectCN=Microsoft Code Signing PCA 2011,O=Microsoft Corporation,L=Redmond,ST=Washington,C=USKey Usages
KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign
bd:a3:9a:1f:6d:f3:90:61:6f:40:e2:3f:8c:bd:ea:1a:06:2c:1f:e4:3f:20:36:4a:dd:8b:60:d2:11:ff:26:5cSigner
Actual PE Digestbd:a3:9a:1f:6d:f3:90:61:6f:40:e2:3f:8c:bd:ea:1a:06:2c:1f:e4:3f:20:36:4a:dd:8b:60:d2:11:ff:26:5cDigest Algorithmsha256PE Digest MatchestrueHeaders
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_NO_SEH
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE
IMAGE_FILE_DLL
PDB Paths
/_/artifacts/obj/System.CodeDom/Release/net8.0/System.CodeDom.pdb
Imports
mscoree
_CorDllMain
Sections
.text Size: 166KB - Virtual size: 166KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rsrc Size: 2KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 512B - Virtual size: 12B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
-
System.Management.dll.dll windows:4 windows x86 arch:x86
dae02f32a21e03ce65412f6e56942daa
Code Sign
33:00:00:03:7c:c9:f6:bc:ed:07:59:ae:08:00:00:00:00:03:7cCertificate
IssuerCN=Microsoft Code Signing PCA 2011,O=Microsoft Corporation,L=Redmond,ST=Washington,C=USNot Before11-05-2023 19:03Not After08-05-2024 19:03SubjectCN=.NET,O=Microsoft Corporation,L=Redmond,ST=Washington,C=USExtended Key Usages
ExtKeyUsageCodeSigning
61:0e:90:d2:00:00:00:00:00:03Certificate
IssuerCN=Microsoft Root Certificate Authority 2011,O=Microsoft Corporation,L=Redmond,ST=Washington,C=USNot Before08-07-2011 20:59Not After08-07-2026 21:09SubjectCN=Microsoft Code Signing PCA 2011,O=Microsoft Corporation,L=Redmond,ST=Washington,C=USKey Usages
KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign
b8:96:b4:54:f5:5f:55:38:b2:6f:02:28:c9:f8:a9:f7:3d:7e:2b:9c:c0:7d:8c:3d:6f:f0:8e:5d:e5:99:31:edSigner
Actual PE Digestb8:96:b4:54:f5:5f:55:38:b2:6f:02:28:c9:f8:a9:f7:3d:7e:2b:9c:c0:7d:8c:3d:6f:f0:8e:5d:e5:99:31:edDigest Algorithmsha256PE Digest MatchestrueHeaders
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_NO_SEH
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE
IMAGE_FILE_DLL
PDB Paths
/_/artifacts/obj/System.Management/Release/net8.0/System.Management.pdb
Imports
mscoree
_CorDllMain
Sections
.text Size: 58KB - Virtual size: 57KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rsrc Size: 2KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 512B - Virtual size: 12B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
-
runtimes/win/lib/net8.0/System.Management.dll.dll windows:4 windows x86 arch:x86
dae02f32a21e03ce65412f6e56942daa
Code Sign
33:00:00:03:7b:a1:0a:3e:cb:66:e9:01:c0:00:00:00:00:03:7bCertificate
IssuerCN=Microsoft Code Signing PCA 2011,O=Microsoft Corporation,L=Redmond,ST=Washington,C=USNot Before11-05-2023 19:03Not After08-05-2024 19:03SubjectCN=.NET,O=Microsoft Corporation,L=Redmond,ST=Washington,C=USExtended Key Usages
ExtKeyUsageCodeSigning
61:0e:90:d2:00:00:00:00:00:03Certificate
IssuerCN=Microsoft Root Certificate Authority 2011,O=Microsoft Corporation,L=Redmond,ST=Washington,C=USNot Before08-07-2011 20:59Not After08-07-2026 21:09SubjectCN=Microsoft Code Signing PCA 2011,O=Microsoft Corporation,L=Redmond,ST=Washington,C=USKey Usages
KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign
49:77:8d:dc:15:13:5f:8d:f7:74:af:cd:a0:90:66:08:03:f3:bf:ee:4b:1b:24:2b:69:b4:8c:4e:9f:11:64:aaSigner
Actual PE Digest49:77:8d:dc:15:13:5f:8d:f7:74:af:cd:a0:90:66:08:03:f3:bf:ee:4b:1b:24:2b:69:b4:8c:4e:9f:11:64:aaDigest Algorithmsha256PE Digest MatchestrueHeaders
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_NO_SEH
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE
IMAGE_FILE_DLL
PDB Paths
/_/artifacts/obj/System.Management/Release/net8.0-windows/System.Management.pdb
Imports
mscoree
_CorDllMain
Sections
.text Size: 291KB - Virtual size: 291KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rsrc Size: 2KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 512B - Virtual size: 12B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ