BrownAndTolandMedicalGroupPriorAuthorizationForm[.]exe

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General

Target
BrownAndTolandMedicalGroupPriorAuthorizationForm.exe
Size 320.1MB
Sample240329-q363qaae65
SHA256 2db7438e5b4298ce068006ef96f729fd0bb4863e856425215ad9e77f807562e0
MD5 02df78385af891a268212f6093b91154
SHA1 e858b413f8e59d8be99971ec04385c8778aa2d39
SHA512 d0cbcf538528c36f54ae2bf953369b50487a72c19e40f930136296b80091e8a9a53fbe18d98a43908664f84a03e621a9b9b748b2a26048c572fc3ee90fa0d167
SSDEEP 393216:iEKW8N+gdunTW+eGQFMTozGxu8C0ibftSl:zqNbdETW+e5goztZ08C
MD5 SHA1 SHA512 SSDEEP

Score

3^/10

pyinstaller

Malware Config

Signatures

Detects Pyinstaller 1 IoCs

pyinstaller

resource	yara_rule
sample	pyinstaller

File Explorer

BrownAndTolandMedicalGroupPriorAuthorizationForm.exe

.exe 320.1MB
output.pyc

4.8MB

BrownAndTolandMedicalGroupPriorAuthorizationForm.exe

IMPHASH 1af6c885af093afc55142c2f1761dbe8
SHA256 2db7438e5b4298ce068006ef96f729fd0bb4863e856425215ad9e77f807562e0
MD5 02df78385af891a268212f6093b91154
SHA1 e858b413f8e59d8be99971ec04385c8778aa2d39
SHA512 d0cbcf538528c36f54ae2bf953369b50487a72c19e40f930136296b80091e8a9a53fbe18d98a43908664f84a03e621a9b9b748b2a26048c572fc3ee90fa0d167
SSDEEP 393216:iEKW8N+gdunTW+eGQFMTozGxu8C0ibftSl:zqNbdETW+e5goztZ08C
MD5 SHA1 SHA512 SSDEEP

windows:5 windows x64 arch:x64

Detects Pyinstaller

pyinstaller

PE Signature issue

Digest

a6:ee:d3:53:08:48:8f:48:7a:99:0c:0d:e1:86:0a:be:bc:bc:80:9d:cf:45:46:82:5b:6a:f7:5c:97:5d:3a:0c

Digest Algorithm

sha256

PE Digests Matches

Trusted

Not trusted

Signing Certificate

SERIALNUMBER=0000829859,CN=HOLDING MEDICAL GROUP KATOWICE SP Z O O,O=HOLDING MEDICAL GROUP KATOWICE SP Z O O,L=Katowice,C=PL,1.3.6.1.4.1.311.60.2.1.3=#1302504c,2.5.4.15=#131450726976617465204f7267616e697a6174696f6e

Chains

Mar 14, 2024

Subject

Serial Number

5a:47:2c:a5:c4:dd:ff:a6:49:3f:af:dc:f1:35:f4:b0

Issuer

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

Key Usages

KeyUsageDigitalSignature

Ext Key Usages

ExtKeyUsageCodeSigning

Timespan

Dec 26, 2023 - Dec 25, 2024

Subject

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

Serial Number

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

Issuer

CN=SSL.com EV Root Certification Authority RSA R2,O=SSL Corporation,L=Houston,ST=Texas,C=US

Key Usages

KeyUsageDigitalSignature, KeyUsageCertSign, KeyUsageCRLSign

Ext Key Usages

ExtKeyUsageCodeSigning

Timespan

Mar 26, 2019 - Mar 22, 2034

Subject

CN=SSL.com Timestamping Unit 2024 E1,O=SSL Corp,L=Houston,ST=Texas,C=US

Serial Number

5a:5a:ac:e8:1a:35:6e:b4:62:86:8d:57:7d:e0:3d:c7

Issuer

CN=SSL.com Timestamping Issuing RSA CA R1,O=SSL Corp,L=Houston,ST=Texas,C=US

Key Usages

KeyUsageDigitalSignature

Ext Key Usages

ExtKeyUsageTimeStamping

Timespan

Feb 19, 2024 - Feb 16, 2034

Subject

CN=SSL.com Timestamping Issuing RSA CA R1,O=SSL Corp,L=Houston,ST=Texas,C=US

Serial Number

6d:52:18:70:87:e8:23:4d:85:60:00:d0:80:8f:93:56

Issuer

CN=SSL.com Root Certification Authority RSA,O=SSL Corporation,L=Houston,ST=Texas,C=US

Key Usages

KeyUsageDigitalSignature, KeyUsageCertSign, KeyUsageCRLSign

Ext Key Usages

ExtKeyUsageTimeStamping

Timespan

Nov 13, 2019 - Nov 12, 2034

Minor OS version

Major OS version

Entry point

49968

Magic Number

523

Subsystem

IMAGE_SUBSYSTEM_WINDOWS_GUI

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

user32

CreateWindowExW MessageBoxW MessageBoxA SystemParametersInfoW DestroyIcon SetWindowLongPtrW GetWindowLongPtrW GetClientRect InvalidateRect ReleaseDC GetDC DrawTextW GetDialogBaseUnits EndDialog DialogBoxIndirectParamW MoveWindow SendMessageW

comctl32

ord380

kernel32

IsValidCodePage GetStringTypeW GetFileAttributesExW HeapReAlloc FlushFileBuffers GetCurrentDirectoryW GetACP GetOEMCP GetModuleHandleW MulDiv GetLastError SetDllDirectoryW GetModuleFileNameW CreateSymbolicLinkW GetProcAddress GetCommandLineW GetEnvironmentVariableW GetCPInfo ExpandEnvironmentStringsW CreateDirectoryW GetTempPathW WaitForSingleObject Sleep GetExitCodeProcess CreateProcessW GetStartupInfoW FreeLibrary LoadLibraryExW SetConsoleCtrlHandler FindClose FindFirstFileExW CloseHandle GetCurrentProcess LocalFree FormatMessageW MultiByteToWideChar WideCharToMultiByte GetEnvironmentStringsW FreeEnvironmentStringsW GetProcessHeap GetTimeZoneInformation HeapSize WriteConsoleW SetEndOfFile SetEnvironmentVariableW RtlUnwindEx RtlCaptureContext RtlLookupFunctionEntry RtlVirtualUnwind UnhandledExceptionFilter SetUnhandledExceptionFilter TerminateProcess IsProcessorFeaturePresent QueryPerformanceCounter GetCurrentProcessId GetCurrentThreadId GetSystemTimeAsFileTime InitializeSListHead IsDebuggerPresent SetLastError EnterCriticalSection LeaveCriticalSection DeleteCriticalSection InitializeCriticalSectionAndSpinCount TlsAlloc TlsGetValue TlsSetValue TlsFree EncodePointer RaiseException RtlPcToFileHeader GetCommandLineA CreateFileW GetDriveTypeW GetFileInformationByHandle GetFileType PeekNamedPipe SystemTimeToTzSpecificLocalTime FileTimeToSystemTime GetFullPathNameW RemoveDirectoryW FindNextFileW SetStdHandle DeleteFileW ReadFile GetStdHandle WriteFile ExitProcess GetModuleHandleExW HeapFree GetConsoleMode ReadConsoleW SetFilePointerEx GetConsoleOutputCP GetFileSizeEx HeapAlloc FlsAlloc FlsGetValue FlsSetValue FlsFree CompareStringW LCMapStringW

advapi32

OpenProcessToken GetTokenInformation ConvertStringSecurityDescriptorToSecurityDescriptorW ConvertSidToStringSidW

gdi32

SelectObject DeleteObject CreateFontIndirectW

Name

.text

Size

171KB

Virtual Size

171KB

Characteristics

IMAGE_SCN_CNT_CODE IMAGE_SCN_MEM_EXECUTE IMAGE_SCN_MEM_READ

Name

.rdata

Size

76KB

Virtual Size

75KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.data

Size

3KB

Virtual Size

12KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.pdata

Size

9KB

Virtual Size

8KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

_RDATA

Size

512B

Virtual Size

500B

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.rsrc

Size

310.0MB

Virtual Size

310.0MB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.reloc

Size

2KB

Virtual Size

1KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_DISCARDABLE IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

File Explorer

BrownAndTolandMedicalGroupPriorAuthorizationForm.exe

PE Signature issue

user32

comctl32

kernel32

advapi32

gdi32

generic

output.pyc