Analysis
- max time kernel
148s - max time network
126s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
- submitted
07/10/2026, 18:02
General
- Target Ziraat Bankasi Swift Mesaji.js
- Size 2.8MB
- Sample261007-wmprdscw7y
- SHA256 df1e0e84ae0ec092462e82c745bfbe485b4b6f5a6e46f35c5b16f6713a2be928
Malware Config
Signatures
- Family: DonutLoader
DonutLoader is a position-independent code that enables in-memory execution of VBScript, JScript, EXE, DLL files and dotNET assemblies.
- Detects DonutLoader 1 IoCs
- Executes dropped EXE 1 IoCs
- Loads dropped DLL 1 IoCs
- Suspicious use of SetThreadContext 1 IoCs
- Command and Scripting Interpreter: JavaScript 1 TTPs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- System Location Discovery: System Language Discovery 1 TTPs 1 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
- Suspicious use of WriteProcessMemory 11 IoCs
- Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
- Uses Volume Shadow Copy WMI provider
The Volume Shadow Copy service is used to manage backups/snapshots.
- Uses Volume Shadow Copy service COM API
The Volume Shadow Copy service is used to manage backups/snapshots.
Processes
-
C:\Windows\system32\wscript.exewscript.exe "C:\Users\Admin\AppData\Local\Temp\Ziraat Bankasi Swift Mesaji.js"1⤵
- Suspicious use of WriteProcessMemory
-
C:\ProgramData\App_s4sqofdo\thunder\thunder.exe"C:\ProgramData\App_s4sqofdo\thunder\thunder.exe" -run "C:\ProgramData\App_s4sqofdo\thunder\include\char.c"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
-
C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exeC:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe3⤵
-
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
Loading Replay Monitor...
Downloads
app.zip
char.c
libtcc.dll
thunder.exe
libtcc.ini
_mingw.h
ctype.h
excpt.h
limits.h
malloc.h
stdio_s.h
stdlib_s.h
string_s.h
stdarg.h
stddef.h
stdio.h
stdlib.h
string.h
vadefs.h
basetsd.h
guiddef.h
poppack.h
pshpack1.h
pshpack2.h
pshpack4.h
pshpack8.h
winbase.h
wincon.h
windef.h
windows.h
winerror.h
wingdi.h
winnt.h
winreg.h
winuser.h
winver.h
kernel32.def
libtcc1-32.a
msvcrt.def
memory/2184-2170-0x0000000000400000-0x0000000000524000-memory.dmp
memory/2184-2176-0x0000000000400000-0x0000000000524000-memory.dmp
memory/2184-2174-0x0000000000400000-0x0000000000524000-memory.dmp
memory/2184-2178-0x0000000002D80000-0x0000000002DCE000-memory.dmp
memory/2184-2562-0x0000000000400000-0x0000000000524000-memory.dmp
memory/4020-2175-0x0000000001380000-0x000000000150D000-memory.dmp
memory/4020-2172-0x0000000062180000-0x00000000621BE000-memory.dmp
memory/4020-2171-0x0000000000400000-0x000000000040B000-memory.dmp
memory/4020-2561-0x0000000001380000-0x000000000150D000-memory.dmp