2026-07-06_92a74b9b9d1e01d7cc63ab2072aec1a5_cobalt-strike_elex_floxif_hijackloader_luca-stealer_medusalocker_njrat_remcos

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General

Target
2026-07-06_92a74b9b9d1e01d7cc63ab2072aec1a5_cobalt-strike_elex_floxif_hijackloader_luca-stealer_medusalocker_njrat_remcos
Size 722KB
Sample260707-cpy83acz8k
SHA256 d68ef4220ca710e1961526912f7ee34f041847a788a68e67e90ae9089200bbfb
MD5 92a74b9b9d1e01d7cc63ab2072aec1a5
SHA1 ea5b29b56c74ad1de4a5f285d118342e66a284bf
SHA512 d74cbce0eb6e91220c0bebee19e671a79b83dc12e9688898fa625c6247b8da1c87d0e942604f2d38d42dc69c13a92f1528371a0c29daa32a3ac72d843c7ecd5d
SSDEEP 12288:dCBfNfn49xfdi+Ps0yJH45yrUFPJCLggNQVUHxhyKyVkKB0HasfVok4J6BjvrEH2:dZG+Ps0qHe8aUKj45fVok4CrEH7y
TLSH
T189F48C213AE5C239E5B357303E7EE6AA046DBE780F3980DB77D4491D29746C25A70B23
MD5 SHA1 SHA512 SSDEEP TLSH

Score

5^/10

Malware Config

Signatures

Codesign digest Mismatch 1 IoCs

File was altered after it was signed.

resource
2026-07-06_92a74b9b9d1e01d7cc63ab2072aec1a5_cobalt-strike_elex_floxif_hijackloader_luca-stealer_medusalocker_njrat_remcos

File Explorer

2026-07-06_92a74b9b9d1e01d7cc63ab2072aec1a5_cobalt-strike_elex_floxif_hijackloader_luca-stealer_medusalocker_njrat_remcos

.exe 722KB

2026-07-06_92a74b9b9d1e01d7cc63ab2072aec1a5_cobalt-strike_elex_floxif_hijackloader_luca-stealer_medusalocker_njrat_remcos

IMPHASH bc3ccea92cc1a4956d4998d0784ae777
SHA256 d68ef4220ca710e1961526912f7ee34f041847a788a68e67e90ae9089200bbfb
MD5 92a74b9b9d1e01d7cc63ab2072aec1a5
SHA1 ea5b29b56c74ad1de4a5f285d118342e66a284bf
SHA512 d74cbce0eb6e91220c0bebee19e671a79b83dc12e9688898fa625c6247b8da1c87d0e942604f2d38d42dc69c13a92f1528371a0c29daa32a3ac72d843c7ecd5d
SSDEEP 12288:dCBfNfn49xfdi+Ps0yJH45yrUFPJCLggNQVUHxhyKyVkKB0HasfVok4J6BjvrEH2:dZG+Ps0qHe8aUKj45fVok4CrEH7y
TLSH
T189F48C213AE5C239E5B357303E7EE6AA046DBE780F3980DB77D4491D29746C25A70B23
MD5 SHA1 SHA512 SSDEEP TLSH

Codesign digest Mismatch

File was altered after it was signed.

PE Signature issue

Digest

8d:bd:95:3d:77:a0:2e:1c:2c:a1:51:c4:e1:4a:ee:64:92:90:73:c0:13:4f:5b:03:6f:c9:8b:75:69:98:5a:3f

Digest Algorithm

sha256

PE Digests Matches

Not matched

Trusted

Signing Certificate

CN=Microsoft Windows Hardware Compatibility Publisher,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Chains

Sep 16, 2024

CN=Microsoft Windows Hardware Compatibility Publisher,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

CN=Microsoft Windows Third Party Component CA 2012,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

CN=Microsoft Root Certificate Authority 2010,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

PE Signature issue

Digest

8d:bd:95:3d:77:a0:2e:1c:2c:a1:51:c4:e1:4a:ee:64:92:90:73:c0:13:4f:5b:03:6f:c9:8b:75:69:98:5a:3f

Digest Algorithm

sha256

PE Digests Matches

Not matched

Trusted

Signing Certificate

CN=NVIDIA Corporation,OU=1-F,O=NVIDIA Corporation,L=Santa Clara,ST=California,C=US

Chains

Aug 14, 2024

CN=NVIDIA Corporation,OU=1-F,O=NVIDIA Corporation,L=Santa Clara,ST=California,C=US

CN=DigiCert Trusted G4 Code Signing RSA4096 SHA384 2021 CA1,O=DigiCert\, Inc.,C=US

CN=DigiCert Trusted Root G4,OU=www.digicert.com,O=DigiCert Inc,C=US

CN=NVIDIA Corporation,OU=1-F,O=NVIDIA Corporation,L=Santa Clara,ST=California,C=US

CN=DigiCert Trusted G4 Code Signing RSA4096 SHA384 2021 CA1,O=DigiCert\, Inc.,C=US

CN=DigiCert Trusted Root G4,OU=www.digicert.com,O=DigiCert Inc,C=US

CN=DigiCert Assured ID Root CA,OU=www.digicert.com,O=DigiCert Inc,C=US

Subject

CN=DigiCert Trusted G4 Code Signing RSA4096 SHA384 2021 CA1,O=DigiCert\, Inc.,C=US

Serial Number

08:ad:40:b2:60:d2:9c:4c:9f:5e:cd:a9:bd:93:ae:d9

Issuer

CN=DigiCert Trusted Root G4,OU=www.digicert.com,O=DigiCert Inc,C=US

Key Usages

KeyUsageDigitalSignature, KeyUsageCertSign, KeyUsageCRLSign

Ext Key Usages

ExtKeyUsageCodeSigning

Revocation Status

Not revoked

Timespan

Apr 29, 2021 - Apr 28, 2036

Subject

CN=NVIDIA Corporation,OU=1-F,O=NVIDIA Corporation,L=Santa Clara,ST=California,C=US

Serial Number

0d:01:94:cd:1e:31:42:20:51:35:d1:c6:36:e4:e9:ba

Issuer

CN=DigiCert Trusted G4 Code Signing RSA4096 SHA384 2021 CA1,O=DigiCert\, Inc.,C=US

Key Usages

KeyUsageDigitalSignature

Ext Key Usages

ExtKeyUsageCodeSigning

Revocation Status

Not revoked

Timespan

Oct 18, 2022 - Oct 15, 2025

Subject

CN=DigiCert Timestamp 2023,O=DigiCert\, Inc.,C=US

Serial Number

05:44:af:f3:94:9d:08:39:a6:bf:db:3f:5f:e5:61:16

Issuer

CN=DigiCert Trusted G4 RSA4096 SHA256 TimeStamping CA,O=DigiCert\, Inc.,C=US

Key Usages

KeyUsageDigitalSignature

Ext Key Usages

ExtKeyUsageTimeStamping

Revocation Status

Not revoked

Timespan

Jul 14, 2023 - Oct 13, 2034

Subject

CN=DigiCert Trusted G4 RSA4096 SHA256 TimeStamping CA,O=DigiCert\, Inc.,C=US

Serial Number

07:36:37:b7:24:54:7c:d8:47:ac:fd:28:66:2a:5e:5b

Issuer

CN=DigiCert Trusted Root G4,OU=www.digicert.com,O=DigiCert Inc,C=US

Key Usages

KeyUsageDigitalSignature, KeyUsageCertSign, KeyUsageCRLSign

Ext Key Usages

ExtKeyUsageTimeStamping

Revocation Status

Not revoked

Timespan

Mar 23, 2022 - Mar 22, 2037

Subject

CN=DigiCert Trusted Root G4,OU=www.digicert.com,O=DigiCert Inc,C=US

Serial Number

0e:9b:18:8e:f9:d0:2d:e7:ef:db:50:e2:08:40:18:5a

Issuer

CN=DigiCert Assured ID Root CA,OU=www.digicert.com,O=DigiCert Inc,C=US

Key Usages

KeyUsageDigitalSignature, KeyUsageCertSign, KeyUsageCRLSign

Revocation Status

Not revoked

Timespan

Aug 1, 2022 - Nov 9, 2031

Subject

CN=Microsoft Windows Hardware Compatibility Publisher,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Serial Number

33:00:00:01:11:2a:07:90:aa:e5:56:85:29:00:00:00:00:01:11

Issuer

CN=Microsoft Windows Third Party Component CA 2012,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Ext Key Usages

ExtKeyUsageCodeSigning

Revocation Status

Not revoked

Timespan

May 16, 2024 - May 14, 2025

Subject

CN=Microsoft Windows Third Party Component CA 2012,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Serial Number

61:0b:aa:c1:00:00:00:00:00:09

Issuer

CN=Microsoft Root Certificate Authority 2010,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Key Usages

KeyUsageDigitalSignature, KeyUsageCertSign, KeyUsageCRLSign

Revocation Status

Not revoked

Timespan

Apr 18, 2012 - Apr 18, 2027

Subject

CN=Microsoft Time-Stamp Service,OU=Microsoft America Operations+OU=nShield TSS ESN:9600-05E0-D947,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Serial Number

33:00:00:01:ef:89:3f:56:a1:58:cc:a8:da:00:01:00:00:01:ef

Issuer

CN=Microsoft Time-Stamp PCA 2010,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Key Usages

KeyUsageDigitalSignature

Ext Key Usages

ExtKeyUsageTimeStamping

Revocation Status

Not revoked

Timespan

Dec 6, 2023 - Mar 5, 2025

Subject

CN=Microsoft Time-Stamp PCA 2010,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Serial Number

33:00:00:00:15:c5:e7:6b:9e:02:9b:49:99:00:00:00:00:00:15

Issuer

CN=Microsoft Root Certificate Authority 2010,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Key Usages

KeyUsageDigitalSignature, KeyUsageCertSign, KeyUsageCRLSign

Ext Key Usages

ExtKeyUsageTimeStamping

Revocation Status

Not revoked

Timespan

Sep 30, 2021 - Sep 30, 2030

Minor OS version

Major OS version

Entry point

150368

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_32BIT_MACHINE

PDB paths

C:\dvs\p4\build\sw\rel\gpu_drv\installer_core\installer_core_vs2017\Build\Core\Out\Win32\Release\setup.pdb

kernel32

SetDefaultDllDirectories CreateEventW CloseHandle RaiseException DecodePointer SetLastError DebugBreak Sleep IsDebuggerPresent EnterCriticalSection GetCurrentProcess LeaveCriticalSection GetVersionExW LocalFree FormatMessageW InitializeCriticalSectionEx GetLastError DeleteCriticalSection WideCharToMultiByte GetProcessHeap HeapAlloc HeapFree HeapReAlloc HeapSize HeapDestroy FindResourceExW FindResourceW LoadResource LockResource SetErrorMode SizeofResource WriteConsoleW SetFilePointerEx GetConsoleMode GetConsoleCP FlushFileBuffers GetStringTypeW SetStdHandle FreeEnvironmentStringsW GetEnvironmentStringsW GetCommandLineW GetCommandLineA InitializeCriticalSectionAndSpinCount FreeLibrary GetModuleFileNameW GetModuleHandleExW GetProcAddress LoadLibraryW MultiByteToWideChar SetCurrentDirectoryW GetCurrentDirectoryW CreateDirectoryW CreateFileW FindClose FindNextFileW GetFileAttributesW GetTempPathW GetCurrentThread GetTickCount GetSystemDirectoryW lstrcmpW DuplicateHandle TerminateProcess ExpandEnvironmentStringsW LocalAlloc VerSetConditionMask GetFullPathNameW GetModuleFileNameA GetModuleHandleA GetModuleHandleW LoadLibraryExW VerifyVersionInfoW GetSystemInfo TryEnterCriticalSection GetCurrentThreadId QueryPerformanceCounter TlsAlloc TlsGetValue TlsSetValue TlsFree GetSystemTimeAsFileTime OutputDebugStringW SetEvent ResetEvent WaitForSingleObjectEx UnhandledExceptionFilter SetUnhandledExceptionFilter IsProcessorFeaturePresent GetStartupInfoW GetCurrentProcessId InitializeSListHead SignalObjectAndWait SwitchToThread CreateThread SetThreadPriority GetThreadPriority GetLogicalProcessorInformation CreateTimerQueueTimer ChangeTimerQueueTimer DeleteTimerQueueTimer GetNumaHighestNodeNumber GetProcessAffinityMask SetThreadAffinityMask RegisterWaitForSingleObject UnregisterWait EncodePointer GetThreadTimes FreeLibraryAndExitThread VirtualAlloc VirtualProtect VirtualFree ReleaseSemaphore InterlockedPopEntrySList InterlockedPushEntrySList InterlockedFlushSList QueryDepthSList UnregisterWaitEx CreateTimerQueue RtlUnwind ExitProcess GetStdHandle WriteFile GetACP GetFileType LCMapStringW FindFirstFileExW IsValidCodePage GetOEMCP GetCPInfo

user32

MessageBoxW

advapi32

OpenProcessToken GetTokenInformation RegOpenCurrentUser RegCreateKeyExW RegDeleteKeyW RegDeleteValueW RegEnumKeyExW RegEnumValueW RegOpenKeyExW RegCloseKey RegQueryInfoKeyW RegQueryValueExW RegSetValueExW LsaNtStatusToWinError

ole32

CoUninitialize CoInitializeSecurity CoInitializeEx

oleaut32

SafeArrayGetVartype SafeArrayCopy SafeArrayLock SafeArrayGetLBound SafeArrayGetUBound SafeArrayUnlock SafeArrayCreate VariantClear VariantInit SafeArrayDestroy SysStringLen VariantChangeType SysAllocStringLen SysAllocString SysFreeString

Sharing

General

Malware Config

Signatures

File Explorer

2026-07-06_92a74b9b9d1e01d7cc63ab2072aec1a5_cobalt-strike_elex_floxif_hijackloader_luca-stealer_medusalocker_njrat_remcos

PE Signature issue

PE Signature issue

kernel32

user32

advapi32

ole32

oleaut32

generic