dotnet[.]exe | Triage

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06-07-2024 16:47

240706-vam7csvhlr 6

06-07-2024 16:46

240706-t96x3sxgqg 1

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General

Target

dotnet.exe
Size

103KB
MD5

469ca5a718596344a2977ccd92cc11ea
SHA1

62263271db3891e9d97e82bcde266db32d9907f2
SHA256

19f492b920ffefbbe2a3bac87b2a3020929a2f880d979f90dfaba40685c29f1e
SHA512

07266dbbf74be241a81f6a66ace2bdc45811de323bb0f59860c98dd9fb9b869390e117ceac1a30f9031eb55b9a15ddb8f1b5629c113e436362b0fda68b5f5baa
SSDEEP

3072:GtXAN7RTNnZLwsuqoGeJBarn3JmYS8mQzD9wN0Wwbs+yM63p1fy0eaNmglNol7bq:GXANlNnZ0suqoGuBar3JmYS8mQzD9wNn

Score

1^/10

Malware Config

Signatures

Files

dotnet.exe
.exe windows:6 windows x86 arch:x86

2e92166dd737e035714d3bf2dfa2a8e4

Code Sign

33:00:00:03:d2:da:19:16:5d:6d:c7:49:af:00:00:00:00:03:d2
Certificate

Issuer

CN=Microsoft Code Signing PCA 2011,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Not Before

22-02-2024 20:25

Not After

19-02-2025 20:25

Subject

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

Extended Key Usages

ExtKeyUsageCodeSigning

61:0e:90:d2:00:00:00:00:00:03
Certificate

Issuer

CN=Microsoft Root Certificate Authority 2011,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Not Before

08-07-2011 20:59

Not After

08-07-2026 21:09

Subject

CN=Microsoft Code Signing PCA 2011,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

b2:85:fd:a4:41:7f:9c:0c:f0:26:ed:76:af:08:c4:d7:53:bc:75:ae:6a:7f:78:ee:96:ba:b0:0d:90:54:5e:89
Signer

Actual PE Digest

b2:85:fd:a4:41:7f:9c:0c:f0:26:ed:76:af:08:c4:d7:53:bc:75:ae:6a:7f:78:ee:96:ba:b0:0d:90:54:5e:89

Digest Algorithm

sha256

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_32BIT_MACHINE

PDB Paths

D:\a\_work\1\s\artifacts\obj\win-x86.Release\corehost\dotnet\dotnet.pdb

Imports

kernel32

EnterCriticalSection
GetFullPathNameW
FindNextFileW
GetCurrentProcess
GetModuleHandleExW
GetModuleFileNameW
LeaveCriticalSection
InitializeCriticalSection
GetEnvironmentVariableW
FindClose
MultiByteToWideChar
FindFirstFileExW
GetFileAttributesExW
LoadLibraryA
GetProcAddress
DeleteCriticalSection
GetModuleHandleW
WideCharToMultiByte
LoadLibraryExW
FreeLibrary
GetLastError
OutputDebugStringW
TlsFree
TlsSetValue
TlsGetValue
TlsAlloc
InitializeCriticalSectionAndSpinCount
SetLastError
RaiseException
RtlUnwind
InitializeSListHead
GetSystemTimeAsFileTime
GetCurrentThreadId
GetCurrentProcessId
QueryPerformanceCounter
IsDebuggerPresent
IsProcessorFeaturePresent
TerminateProcess
SetUnhandledExceptionFilter
UnhandledExceptionFilter
LCMapStringEx
DecodePointer
EncodePointer
InitializeCriticalSectionEx
GetStringTypeW

api-ms-win-crt-runtime-l1-1-0

_initialize_wide_environment
_configure_wide_argv
_get_initial_wide_environment
_invalid_parameter_noinfo_noreturn
_set_app_type
_seh_filter_exe
_initterm
_errno
_crt_atexit
_register_onexit_function
_initialize_onexit_table
_initterm_e
exit
_cexit
_controlfp_s
terminate
abort
__p___argc
__p___wargv
_exit
_c_exit
_register_thread_local_exe_atexit_callback

api-ms-win-crt-stdio-l1-1-0

__stdio_common_vswprintf
_set_fmode
__stdio_common_vfwprintf
fputws
_wfopen
__p__commode
fputwc
fflush
__acrt_iob_func
setvbuf
__stdio_common_vsprintf_s

api-ms-win-crt-string-l1-1-0

_wcsdup
wcsncmp
_wcsicmp
strcpy_s
wcsnlen
strcspn

api-ms-win-crt-convert-l1-1-0

wcstoul
_wtoi

api-ms-win-crt-heap-l1-1-0

free
calloc
malloc
_callnewh
_set_new_mode

api-ms-win-crt-locale-l1-1-0

localeconv
___lc_locale_name_func
_configthreadlocale
__pctype_func
setlocale
_lock_locales
___lc_codepage_func
_unlock_locales
___mb_cur_max_func

api-ms-win-crt-math-l1-1-0

frexp
__setusermatherr

api-ms-win-crt-time-l1-1-0

_time64
wcsftime
_gmtime64_s

Sections

.text
Size: 63KB - Virtual size: 62KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 21KB - Virtual size: 21KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 1024B - Virtual size: 2KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 2KB - Virtual size: 2KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Resubmissions

Sharing

General

Malware Config

Signatures

Files

2e92166dd737e035714d3bf2dfa2a8e4

Code Sign

33:00:00:03:d2:da:19:16:5d:6d:c7:49:af:00:00:00:00:03:d2Certificate

Extended Key Usages

61:0e:90:d2:00:00:00:00:00:03Certificate

Key Usages

b2:85:fd:a4:41:7f:9c:0c:f0:26:ed:76:af:08:c4:d7:53:bc:75:ae:6a:7f:78:ee:96:ba:b0:0d:90:54:5e:89Signer

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

kernel32

api-ms-win-crt-runtime-l1-1-0

api-ms-win-crt-stdio-l1-1-0

api-ms-win-crt-string-l1-1-0

api-ms-win-crt-convert-l1-1-0

api-ms-win-crt-heap-l1-1-0

api-ms-win-crt-locale-l1-1-0

api-ms-win-crt-math-l1-1-0

api-ms-win-crt-time-l1-1-0

Sections

.text Size: 63KB - Virtual size: 62KB

.rdata Size: 21KB - Virtual size: 21KB

.data Size: 1024B - Virtual size: 2KB

.rsrc Size: 2KB - Virtual size: 2KB

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

33:00:00:03:d2:da:19:16:5d:6d:c7:49:af:00:00:00:00:03:d2
Certificate

61:0e:90:d2:00:00:00:00:00:03
Certificate

b2:85:fd:a4:41:7f:9c:0c:f0:26:ed:76:af:08:c4:d7:53:bc:75:ae:6a:7f:78:ee:96:ba:b0:0d:90:54:5e:89
Signer

.text
Size: 63KB - Virtual size: 62KB

.rdata
Size: 21KB - Virtual size: 21KB

.data
Size: 1024B - Virtual size: 2KB

.rsrc
Size: 2KB - Virtual size: 2KB

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