Release[.]zip | Triage

Sharing

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General

Target

Release.zip
Size

258KB
MD5

545a01808025bf5fac083f2fb7f6bc60
SHA1

bc2bea781f8fb6e2debee6d22d41de42bcf8bcf8
SHA256

fb82b9c35af655548c2a6ee8af79227343ab78036b4afb7b53bd5f3eb87083d5
SHA512

1de8210715d0d4fc31e79fd097370b9ea8359c2b118c0f51115dd0c19dfccce5743dbf47a30ff8a927ea2512702e60f86b6f362a5cf1f3f962f7859ec0ef28aa
SSDEEP

6144:2GJLcAAgofNlDp7Z4uE9TiREeOVHENEoM0jeyI:2Gq1HfffE92uV8eyI

Score

3^/10

Malware Config

Signatures

Unsigned PE 2 IoCs

Checks for missing Authenticode signature.

resource
unpack001/Release/ERLC.dll
unpack001/Release/ERLC.exe

Files

Release.zip
.zip
Release/ERLC.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_LARGE_ADDRESS_AWARE

PDB Paths

C:\everything\Solutions\C#\ERLC AutoRob Tool\ERLC\obj\Release\net6.0\ERLC.pdb

Imports

mscoree

_CorExeMain

Sections

.text
Size: 13KB - Virtual size: 13KB

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
Release/ERLC.exe
.exe windows:6 windows x64 arch:x64

6dbf27f4c70fe2c8ed3e0122ba75d641

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

FindNextFileW
GetCurrentProcess
GetModuleHandleExW
GetModuleFileNameW
LeaveCriticalSection
InitializeCriticalSection
GetEnvironmentVariableW
FindClose
MultiByteToWideChar
GetLastError
GetFileAttributesExW
GetFullPathNameW
GetProcAddress
DeleteCriticalSection
WideCharToMultiByte
IsWow64Process
LoadLibraryExW
FreeLibrary
TlsFree
TlsSetValue
TlsGetValue
TlsAlloc
EnterCriticalSection
FindFirstFileExW
OutputDebugStringW
LoadLibraryA
GetModuleHandleW
InitializeCriticalSectionAndSpinCount
SetLastError
RaiseException
RtlPcToFileHeader
RtlUnwindEx
InitializeSListHead
GetSystemTimeAsFileTime
GetCurrentThreadId
GetCurrentProcessId
QueryPerformanceCounter
IsDebuggerPresent
IsProcessorFeaturePresent
TerminateProcess
SetUnhandledExceptionFilter
UnhandledExceptionFilter
RtlVirtualUnwind
RtlLookupFunctionEntry
RtlCaptureContext
LCMapStringEx
DecodePointer
EncodePointer
InitializeCriticalSectionEx
GetStringTypeW

user32

MessageBoxW

shell32

ShellExecuteW

advapi32

RegOpenKeyExW
RegGetValueW
DeregisterEventSource
RegisterEventSourceW
ReportEventW
RegCloseKey

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

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

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

setvbuf
fflush
_wfopen
__stdio_common_vswprintf
__stdio_common_vfwprintf
_set_fmode
__stdio_common_vsprintf_s
__acrt_iob_func
fputwc
fputws
__p__commode

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

_set_new_mode
_callnewh
free
malloc
calloc

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

wcsnlen
strcpy_s
_wcsdup
strcspn
wcsncmp
toupper

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

_wtoi
wcstoul

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

setlocale
___lc_locale_name_func
localeconv
_unlock_locales
_lock_locales
___mb_cur_max_func
_configthreadlocale
__pctype_func
___lc_codepage_func

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

frexp
__setusermatherr

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

_gmtime64_s
_time64
wcsftime

Sections

.text
Size: 97KB - Virtual size: 96KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 37KB - Virtual size: 36KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 2KB - Virtual size: 5KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 5KB - Virtual size: 5KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

_RDATA
Size: 512B - Virtual size: 244B

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
Release/ERLC.runtimeconfig.json
Release/Microsoft.Win32.SystemEvents.dll
.dll windows:4 windows x86 arch:x86

dae02f32a21e03ce65412f6e56942daa

Code Sign

33:00:00:03:7c:c9:f6:bc:ed:07:59:ae:08:00:00:00:00:03:7c
Certificate

Issuer

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

Not Before

11/05/2023, 19:03

Not After

08/05/2024, 19:03

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

58:4c:c5:9b:91:be:8d:23:91:d7:da:5f:40:87:2d:c6:c9:58:80:81:43:27:50:c6:e9:91:60:3a:7d:7d:72:8a
Signer

Actual PE Digest

58:4c:c5:9b:91:be:8d:23:91:d7:da:5f:40:87:2d:c6:c9:58:80:81:43:27:50:c6:e9:91:60:3a:7d:7d:72:8a

Digest Algorithm

sha256

PE Digest Matches

true

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_LARGE_ADDRESS_AWARE
IMAGE_FILE_DLL

PDB Paths

/_/artifacts/obj/Microsoft.Win32.SystemEvents/Release/net6.0/Microsoft.Win32.SystemEvents.pdb

Imports

mscoree

_CorDllMain

Sections

.text
Size: 14KB - Virtual size: 14KB

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
Release/System.Drawing.Common.dll
.dll windows:4 windows x86 arch:x86

dae02f32a21e03ce65412f6e56942daa

Code Sign

33:00:00:03:7c:c9:f6:bc:ed:07:59:ae:08:00:00:00:00:03:7c
Certificate

Issuer

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

Not Before

11/05/2023, 19:03

Not After

08/05/2024, 19:03

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

16:6c:f2:d5:ef:d5:20:dc:c8:61:cc:d6:b8:17:0a:78:fd:d8:a6:3a:c6:26:b4:95:0b:fe:53:f0:16:4f:de:5b
Signer

Actual PE Digest

16:6c:f2:d5:ef:d5:20:dc:c8:61:cc:d6:b8:17:0a:78:fd:d8:a6:3a:c6:26:b4:95:0b:fe:53:f0:16:4f:de:5b

Digest Algorithm

sha256

PE Digest Matches

true

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_LARGE_ADDRESS_AWARE
IMAGE_FILE_DLL

PDB Paths

/_/artifacts/obj/System.Drawing.Common/Release/net6.0/System.Drawing.Common.pdb

Imports

mscoree

_CorDllMain

Sections

.text
Size: 418KB - Virtual size: 417KB

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

Sharing

General

Malware Config

Signatures

Files

f34d5f2d4577ed6d9ceec516c1f5a744

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

mscoree

Sections

.text Size: 13KB - Virtual size: 13KB

.rsrc Size: 1KB - Virtual size: 1KB

.reloc Size: 512B - Virtual size: 12B

6dbf27f4c70fe2c8ed3e0122ba75d641

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

kernel32

user32

shell32

advapi32

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

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

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

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

api-ms-win-crt-convert-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: 97KB - Virtual size: 96KB

.rdata Size: 37KB - Virtual size: 36KB

.data Size: 2KB - Virtual size: 5KB

.pdata Size: 5KB - Virtual size: 5KB

_RDATA Size: 512B - Virtual size: 244B

.reloc Size: 1024B - Virtual size: 792B

.rsrc Size: 1KB - Virtual size: 1KB

dae02f32a21e03ce65412f6e56942daa

Code Sign

33:00:00:03:7c:c9:f6:bc:ed:07:59:ae:08:00:00:00:00:03:7cCertificate

Extended Key Usages

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

Key Usages

58:4c:c5:9b:91:be:8d:23:91:d7:da:5f:40:87:2d:c6:c9:58:80:81:43:27:50:c6:e9:91:60:3a:7d:7d:72:8aSigner

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

mscoree

Sections

.text Size: 14KB - Virtual size: 14KB

.rsrc Size: 1KB - Virtual size: 1KB

.reloc Size: 512B - Virtual size: 12B

dae02f32a21e03ce65412f6e56942daa

Code Sign

33:00:00:03:7c:c9:f6:bc:ed:07:59:ae:08:00:00:00:00:03:7cCertificate

Extended Key Usages

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

Key Usages

16:6c:f2:d5:ef:d5:20:dc:c8:61:cc:d6:b8:17:0a:78:fd:d8:a6:3a:c6:26:b4:95:0b:fe:53:f0:16:4f:de:5bSigner

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

mscoree

Sections

.text Size: 418KB - Virtual size: 417KB

.rsrc Size: 1KB - Virtual size: 1KB

.reloc Size: 512B - Virtual size: 12B

.text
Size: 13KB - Virtual size: 13KB

.rsrc
Size: 1KB - Virtual size: 1KB

.reloc
Size: 512B - Virtual size: 12B

.text
Size: 97KB - Virtual size: 96KB

.rdata
Size: 37KB - Virtual size: 36KB

.data
Size: 2KB - Virtual size: 5KB

.pdata
Size: 5KB - Virtual size: 5KB

_RDATA
Size: 512B - Virtual size: 244B

.reloc
Size: 1024B - Virtual size: 792B

.rsrc
Size: 1KB - Virtual size: 1KB

33:00:00:03:7c:c9:f6:bc:ed:07:59:ae:08:00:00:00:00:03:7c
Certificate

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

58:4c:c5:9b:91:be:8d:23:91:d7:da:5f:40:87:2d:c6:c9:58:80:81:43:27:50:c6:e9:91:60:3a:7d:7d:72:8a
Signer

.text
Size: 14KB - Virtual size: 14KB

.rsrc
Size: 1KB - Virtual size: 1KB

.reloc
Size: 512B - Virtual size: 12B

33:00:00:03:7c:c9:f6:bc:ed:07:59:ae:08:00:00:00:00:03:7c
Certificate

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

16:6c:f2:d5:ef:d5:20:dc:c8:61:cc:d6:b8:17:0a:78:fd:d8:a6:3a:c6:26:b4:95:0b:fe:53:f0:16:4f:de:5b
Signer

.text
Size: 418KB - Virtual size: 417KB

.rsrc
Size: 1KB - Virtual size: 1KB

.reloc
Size: 512B - Virtual size: 12B