xworm | 2026-08-19_2b2c822d788d37acb959997a65af786d_cobalt-strike_glassworm_icedid_ryuk_satacom_stealc_vidar_xworm

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General

Target
2026-08-19_2b2c822d788d37acb959997a65af786d_cobalt-strike_glassworm_icedid_ryuk_satacom_stealc_vidar_xworm
Size 731KB
Sample260820-av4dvsaf33
SHA256 1c2728dd8c995df6b31855065e7c516560aed9a50840da8953b2bf8de7821195
MD5 2b2c822d788d37acb959997a65af786d
SHA1 84848f02714817472514af5c5b1da0e98a4bc7ea
SHA512 ac7190206330d992a6562c79d548cdef59fb92cc1a023d8b15d609e4c85156a1bbd45c7eff5af4048c4567b9653ef5f3304f682931c440a2ccbfddde9f0ac0da
SSDEEP 12288:8pq7yDi5rNiQ7uysMFZzN/E/msumGlcIYyDi5rNiQ7uysMFZzN/E/msumGl6:8pq7yvgUGQyvgUGM
TLSH
T123F49E15F79404F9E4ABC57489A24646DA36BC8B0B71EADF17D8432A1F337E08E39760
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

trojan rat xworm

Malware Config

Signatures

Family: Xworm
Xworm is a remote access trojan written in C#.
trojan rat xworm

Detect Xworm Payload 1 IoCs

resource	yara_rule
sample	family_xworm

Detects Windows executables referencing non-Windows User-Agents 1 IoCs

resource	yara_rule
sample	INDICATOR_SUSPICIOUS_EXE_NoneWindowsUA

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
2026-08-19_2b2c822d788d37acb959997a65af786d_cobalt-strike_glassworm_icedid_ryuk_satacom_stealc_vidar_xworm

File Explorer

2026-08-19_2b2c822d788d37acb959997a65af786d_cobalt-strike_glassworm_icedid_ryuk_satacom_stealc_vidar_xworm

.exe 731KB

2026-08-19_2b2c822d788d37acb959997a65af786d_cobalt-strike_glassworm_icedid_ryuk_satacom_stealc_vidar_xworm

IMPHASH 75d930149d98b9b34c55459c6a79b293
SHA256 1c2728dd8c995df6b31855065e7c516560aed9a50840da8953b2bf8de7821195
MD5 2b2c822d788d37acb959997a65af786d
SHA1 84848f02714817472514af5c5b1da0e98a4bc7ea
SHA512 ac7190206330d992a6562c79d548cdef59fb92cc1a023d8b15d609e4c85156a1bbd45c7eff5af4048c4567b9653ef5f3304f682931c440a2ccbfddde9f0ac0da
SSDEEP 12288:8pq7yDi5rNiQ7uysMFZzN/E/msumGlcIYyDi5rNiQ7uysMFZzN/E/msumGl6:8pq7yvgUGQyvgUGM
TLSH
T123F49E15F79404F9E4ABC57489A24646DA36BC8B0B71EADF17D8432A1F337E08E39760
MD5 SHA1 SHA512 SSDEEP TLSH

windows:6 windows x64 arch:x64

Detect Xworm Payload
Detects Windows executables referencing non-Windows User-Agents
Unsigned PE

Checks for missing Authenticode signature.

Minor OS version

Major OS version

Entry point

108836

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_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE IMAGE_FILE_LARGE_ADDRESS_AWARE

PDB paths

kernel32

AcquireSRWLockExclusive AreFileApisANSI BeginUpdateResourceA CloseHandle CopyFileA CreateDirectoryW CreateFileA CreateFileW CreateProcessW CreateThread DecodePointer DeleteCriticalSection DeleteFileW EncodePointer EndUpdateResourceA EnterCriticalSection EnumSystemLocalesW ExitProcess ExitThread FindClose FindFirstFileExW FindFirstFileW FindNextFileW FlsAlloc FlsFree FlsGetValue FlsSetValue FlushFileBuffers FormatMessageA FreeEnvironmentStringsW FreeLibrary FreeLibraryAndExitThread GetACP GetCPInfo GetCommandLineA GetCommandLineW GetConsoleMode GetConsoleOutputCP GetCurrentProcess GetCurrentProcessId GetCurrentThreadId GetDriveTypeA GetEnvironmentStringsW GetExitCodeThread GetFileAttributesA GetFileAttributesExW GetFileAttributesW GetFileInformationByHandleEx GetFileSizeEx GetFileType GetLastError GetLocaleInfoEx GetLocaleInfoW GetModuleFileNameA GetModuleFileNameW GetModuleHandleExW GetModuleHandleW GetOEMCP GetProcAddress GetProcessHeap GetStartupInfoW GetStdHandle GetStringTypeW GetSystemTimeAsFileTime GetTempPathW GetUserDefaultLCID HeapAlloc HeapFree HeapReAlloc HeapSize InitializeCriticalSectionAndSpinCount InitializeCriticalSectionEx InitializeSListHead IsDebuggerPresent IsProcessorFeaturePresent IsValidCodePage IsValidLocale LCMapStringEx LCMapStringW LeaveCriticalSection LoadLibraryExW LocalFree MultiByteToWideChar QueryPerformanceCounter RaiseException ReadConsoleW ReadFile ReleaseSRWLockExclusive RtlCaptureContext RtlLookupFunctionEntry RtlPcToFileHeader RtlUnwind RtlUnwindEx RtlVirtualUnwind SetEndOfFile SetFileAttributesW SetFilePointer SetFilePointerEx SetLastError SetStdHandle SetUnhandledExceptionFilter TerminateProcess TlsAlloc TlsFree TlsGetValue TlsSetValue TryAcquireSRWLockExclusive UnhandledExceptionFilter UpdateResourceW VirtualProtect WaitForSingleObjectEx WakeAllConditionVariable WideCharToMultiByte WriteConsoleW WriteFile

advapi32

RegCloseKey RegCreateKeyExA RegSetValueExA

shell32

CommandLineToArgvW ExtractIconExA SHGetFolderPathA SHGetFolderPathW

user32

DestroyIcon GetIconInfo

gdi32

DeleteObject GetBitmapBits GetObjectW

Name

.text

Size

213KB

Virtual Size

212KB

Characteristics

IMAGE_SCN_CNT_CODE IMAGE_SCN_MEM_EXECUTE IMAGE_SCN_MEM_READ

Name

.rdata

Size

139KB

Virtual Size

138KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.data

Size

5KB

Virtual Size

11KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.pdata

Size

12KB

Virtual Size

12KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.fptable

Size

512B

Virtual Size

256B

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ IMAGE_SCN_MEM_WRITE

Name

.retplne

Size

512B

Virtual Size

200B

Characteristics

Name

_RDATA

Size

512B

Virtual Size

500B

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.rsrc

Size

512B

Virtual Size

412B

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_READ

Name

.reloc

Size

2KB

Virtual Size

2KB

Characteristics

IMAGE_SCN_CNT_INITIALIZED_DATA IMAGE_SCN_MEM_DISCARDABLE IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

File Explorer

2026-08-19_2b2c822d788d37acb959997a65af786d_cobalt-strike_glassworm_icedid_ryuk_satacom_stealc_vidar_xworm

kernel32

advapi32

shell32

user32

gdi32

generic