DocumSign[.]exe | Triage™

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General

Target
DocumSign.exe
Size 9.7MB
Sample260904-slvdpstfjd
SHA256 3d02e5e1dedd63ec855b2d42869a5f891b0015e025b53d2fabd16be83deabba3
MD5 08485b84197c8560b8eae302b23834dc
SHA1 5b5ca5e954e16d0d11dec3a128e4eaa8239c1b2a
SHA512 e00896a145514042b6ba59f08bd45a36838f0b27aa05d38b3c7c17aacb13ec137bc42c77b855e53817e145ff9613ffa45e33e268d7580239a33bce3bd9ac97e4
SSDEEP 196608:VxR5WgSinvc5qFOW6CpGqzmpTn/p8W7ktE24aiQrRmVF6bzQ0MdQN:VxR5WgSinkkOW6CpGqkn/pZ7ktEQiQr9
TLSH
T180A6BE21F54ACC27E1ED05BC1D189F5AC238AD262B6180E772FE7B5E57764C23236B12
MD5 SHA1 SHA512 SSDEEP TLSH

Score

3^/10

Malware Config

Signatures

Insecure Codesign Algorithm 1 IoCs

File was codesigned using an insecure algorithm.

resource
DocumSign.exe

File Explorer

DocumSign.exe

.exe 9.7MB

DocumSign.exe

IMPHASH d61098bb34ea41207b7b575f9f5f033b
SHA256 3d02e5e1dedd63ec855b2d42869a5f891b0015e025b53d2fabd16be83deabba3
MD5 08485b84197c8560b8eae302b23834dc
SHA1 5b5ca5e954e16d0d11dec3a128e4eaa8239c1b2a
SHA512 e00896a145514042b6ba59f08bd45a36838f0b27aa05d38b3c7c17aacb13ec137bc42c77b855e53817e145ff9613ffa45e33e268d7580239a33bce3bd9ac97e4
SSDEEP 196608:VxR5WgSinvc5qFOW6CpGqzmpTn/p8W7ktE24aiQrRmVF6bzQ0MdQN:VxR5WgSinkkOW6CpGqkn/pZ7ktEQiQr9
TLSH
T180A6BE21F54ACC27E1ED05BC1D189F5AC238AD262B6180E772FE7B5E57764C23236B12
MD5 SHA1 SHA512 SSDEEP TLSH

windows:6 windows x86 arch:x86

Insecure Codesign Algorithm

File was codesigned using an insecure algorithm.

Digest

10:22:a7:41:0e:25:0f:44:da:6d:2a:3f:2d:79:23:50:38:1e:08:e7

Digest Algorithm

sha1

PE Digests Matches

Trusted

Signing Certificate

SERIALNUMBER=060449842,CN=CODE LOFTS d.o.o.,O=CODE LOFTS d.o.o.,POSTALCODE=21000,STREET=Karamanova 4,L=Split,ST=Splitsko-dalmatinska županija,C=HR,1.3.6.1.4.1.311.60.2.1.1=#130553706c6974,1.3.6.1.4.1.311.60.2.1.2=#0c1e53706c6974736b6f2d64616c6d6174696e736b6120c5be7570616e696a61,1.3.6.1.4.1.311.60.2.1.3=#13024852,2.5.4.15=#131450726976617465204f7267616e697a6174696f6e

Chains

Aug 19, 2026

CN=Certum Extended Validation Code Signing 2021 CA,O=Asseco Data Systems S.A.,C=PL

CN=Certum Trusted Network CA 2,OU=Certum Certification Authority,O=Unizeto Technologies S.A.,C=PL

CN=Certum Extended Validation Code Signing 2021 CA,O=Asseco Data Systems S.A.,C=PL

CN=Certum Trusted Network CA 2,OU=Certum Certification Authority,O=Unizeto Technologies S.A.,C=PL

CN=Certum Trusted Network CA,OU=Certum Certification Authority,O=Unizeto Technologies S.A.,C=PL

Subject

CN=Certum Extended Validation Code Signing 2021 CA,O=Asseco Data Systems S.A.,C=PL

Serial Number

bb:f0:cc:b5:b7:b8:31:fd:21:ae:32:77:8a:e4:0c:89

Issuer

CN=Certum Trusted Network CA 2,OU=Certum Certification Authority,O=Unizeto Technologies S.A.,C=PL

Key Usages

KeyUsageCertSign, KeyUsageCRLSign

Ext Key Usages

ExtKeyUsageCodeSigning

Revocation Status

Not revoked

Timespan

May 19, 2021 - May 18, 2036

Subject

Serial Number

26:9e:04:46:27:4b:e9:fb:84:a8:28:ef:a3:db:84:f8

Issuer

CN=Certum Extended Validation Code Signing 2021 CA,O=Asseco Data Systems S.A.,C=PL

Key Usages

KeyUsageDigitalSignature

Ext Key Usages

ExtKeyUsageCodeSigning

Revocation Status

Not revoked

Timespan

Aug 10, 2026 - Aug 10, 2027

Subject

CN=Certum Timestamp 2026,O=Asseco Data Systems S.A.,C=PL

Serial Number

28:f0:77:c1:1c:36:bd:fe:5f:74:32:47:70:27:2e:03

Issuer

CN=Certum Timestamping 2021 CA,O=Asseco Data Systems S.A.,C=PL

Key Usages

KeyUsageDigitalSignature

Ext Key Usages

ExtKeyUsageTimeStamping

Revocation Status

Not revoked

Timespan

Mar 11, 2026 - Feb 27, 2036

Subject

CN=Certum Timestamping 2021 CA,O=Asseco Data Systems S.A.,C=PL

Serial Number

e7:ff:69:c7:3b:35:ce:4b:91:26:d8:74:7c:68:a5:87

Issuer

CN=Certum Trusted Network CA 2,OU=Certum Certification Authority,O=Unizeto Technologies S.A.,C=PL

Key Usages

KeyUsageCertSign, KeyUsageCRLSign

Ext Key Usages

ExtKeyUsageTimeStamping

Revocation Status

Not revoked

Timespan

May 19, 2021 - May 18, 2036

Subject

CN=Certum Trusted Network CA 2,OU=Certum Certification Authority,O=Unizeto Technologies S.A.,C=PL

Serial Number

1b:b5:8f:25:2a:df:23:00:49:28:c9:ae:3d:7e:ed:27

Issuer

CN=Certum Trusted Network CA,OU=Certum Certification Authority,O=Unizeto Technologies S.A.,C=PL

Key Usages

KeyUsageCertSign, KeyUsageCRLSign

Revocation Status

Not revoked

Timespan

May 31, 2021 - Sep 17, 2029

Minor OS version

Major OS version

Entry point

2387904

Magic Number

267

Subsystem

IMAGE_SUBSYSTEM_WINDOWS_GUI

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_LARGE_ADDRESS_AWARE IMAGE_FILE_32BIT_MACHINE

PDB paths

D:\ReleaseAI\win\Release\stubs\x86\ExternalUi.pdb

kernel32

DeleteFileW CloseHandle HeapDestroy HeapSize HeapReAlloc HeapFree HeapAlloc GetProcessHeap SizeofResource LockResource LoadResource FindResourceW FindResourceExW CreateEventExW WaitForSingleObject CreateProcessW GetLastError GetExitCodeProcess SetEvent DeleteCriticalSection EnterCriticalSection LeaveCriticalSection GetModuleFileNameW InitializeCriticalSectionAndSpinCount GetCurrentThreadId RaiseException SetLastError GlobalUnlock GlobalLock GlobalAlloc MulDiv lstrcmpW CreateEventW FindClose FindFirstFileW GetFullPathNameW InitializeCriticalSection lstrcpynW CreateThread GetLogicalDriveStringsW GetDriveTypeW GetDiskFreeSpaceExW Sleep GetProcAddress LoadLibraryExW FreeLibrary CreateToolhelp32Snapshot Process32FirstW Process32NextW GetCurrentProcess WideCharToMultiByte GetSystemDirectoryW GetCurrentProcessId DecodePointer CreateNamedPipeW GetExitCodeThread CreateDirectoryW lstrlenW VerifyVersionInfoW VerSetConditionMask lstrcmpiW GetModuleHandleW LoadLibraryW CompareStringW RemoveDirectoryW FindNextFileW GetFileSize GetFileAttributesW GetShortPathNameW GetFinalPathNameByHandleW SetFileAttributesW GetFileTime CopyFileW ReadFile SetFilePointer SetFileTime SystemTimeToFileTime MultiByteToWideChar GetSystemInfo WaitForMultipleObjects GetVersion CreateSemaphoreW ReleaseSemaphore GlobalMemoryStatus GetModuleHandleA GetProcessAffinityMask GetLocalTime VirtualProtect VirtualQuery LoadLibraryExA GetStringTypeW GetTempFileNameW MoveFileW GetWindowsDirectoryW GetTempPathW SetUnhandledExceptionFilter FileTimeToSystemTime GetEnvironmentVariableW GetSystemTime GetDateFormatW GetTimeFormatW GetLocaleInfoW FormatMessageW ConnectNamedPipe GetEnvironmentStringsW LocalFree InitializeCriticalSectionEx LoadLibraryA GetModuleFileNameA LocalAlloc GetCurrentThread GetConsoleOutputCP FlushFileBuffers Wow64DisableWow64FsRedirection Wow64RevertWow64FsRedirection IsWow64Process WriteFile GetProcessId TerminateProcess ReadProcessMemory SetConsoleTextAttribute GetStdHandle GetConsoleScreenBufferInfo OutputDebugStringW GetTickCount GetCommandLineW SetCurrentDirectoryW SetEndOfFile EnumResourceLanguagesW GetSystemDefaultLangID GetUserDefaultLangID lstrcpyW ResetEvent GlobalFree GetPrivateProfileStringW GetPrivateProfileSectionNamesW WritePrivateProfileStringW TerminateThread CompareFileTime CopyFileExW OpenEventW PeekNamedPipe CompareStringEx WaitForSingleObjectEx ReleaseSRWLockExclusive AcquireSRWLockExclusive TryAcquireSRWLockExclusive FormatMessageA QueryPerformanceCounter QueryPerformanceFrequency SleepConditionVariableSRW GetCurrentDirectoryW FindFirstFileExW MoveFileExW GetLocaleInfoEx WakeAllConditionVariable EncodePointer LCMapStringEx GetSystemTimeAsFileTime GetCPInfo IsDebuggerPresent InitializeSListHead InterlockedPopEntrySList InterlockedPushEntrySList FlushInstructionCache IsProcessorFeaturePresent VirtualAlloc VirtualFree UnhandledExceptionFilter GetStartupInfoW RtlUnwind TlsAlloc TlsGetValue TlsSetValue TlsFree ExitThread FreeLibraryAndExitThread GetModuleHandleExW ExitProcess GetFileType FlsAlloc FlsGetValue FlsSetValue FlsFree LCMapStringW IsValidLocale GetUserDefaultLCID EnumSystemLocalesW GetConsoleMode SetFilePointerEx GetFileSizeEx ReadConsoleW GetTimeZoneInformation IsValidCodePage GetACP GetOEMCP GetCommandLineA FreeEnvironmentStringsW SetEnvironmentVariableW SetStdHandle WriteConsoleW OpenProcess CreateFileW HeapQueryInformation

imagehlp

SymSetSearchPath SymCleanup SymInitialize SymSetOptions SymFunctionTableAccess StackWalk SymGetModuleBase SymGetLineFromAddr

Name

.text

Size

2.8MB

Virtual Size

2.8MB

Characteristics

IMAGE_SCN_CNT_CODE IMAGE_SCN_MEM_EXECUTE IMAGE_SCN_MEM_READ

Name

.rdata

Size

754KB

Virtual Size

753KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.data

Size

14KB

Virtual Size

58KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.didat

Size

2KB

Virtual Size

1KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.fptable

Size

512B

Virtual Size

128B

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.rsrc

Size

607KB

Virtual Size

607KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.reloc

Size

191KB

Virtual Size

191KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_DISCARDABLE IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

File Explorer

DocumSign.exe

kernel32

imagehlp

generic