Analysis
- user interaction
yes - max time kernel
151s - max time network
154s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
- submitted
29/07/2026, 11:58
General
- Target Nursultan.exe
- Size 73.0MB
- Sample260729-n471astblc
- SHA256 57cbdd688e2ca46dd974981d18129ce58bb303a1458c7ab5daf3190e21cdd18e
Malware Config
Signatures
- Family: blankgrabber
Blankgrabber is an infostealer written in Python and packaged with Pyinstaller.
- A stealer written in Python and packaged with Pyinstaller 10 IoCs
- Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
- Executes dropped EXE 6 IoCs
- Loads dropped DLL 64 IoCs
- Detects Pyinstaller 1 IoCs
- Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
- Suspicious behavior: EnumeratesProcesses 10 IoCs
- Suspicious behavior: GetForegroundWindowSpam 1 IoCs
- Suspicious use of AdjustPrivilegeToken 26 IoCs
- Suspicious use of WriteProcessMemory 9 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.
Processes
-
C:\Users\Admin\AppData\Local\Temp\Nursultan.exe"C:\Users\Admin\AppData\Local\Temp\Nursultan.exe"1⤵
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\Nursultan.exe"C:\Users\Admin\AppData\Local\Temp\Nursultan.exe"2⤵
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exepowershell -Command "Add-MpPreference -ExclusionPath 'C:\Users\Admin\AppData'"3⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
-
C:\Windows\SYSTEM32\schtasks.exeschtasks /query3⤵
-
-
C:\Windows\SYSTEM32\schtasks.exeschtasks /create /tn TelemetrySync /tr \"C:\Users\Admin\AppData\Roaming/SystemInformer\InformerUpdate.exe\" /sc onlogon /rl highest3⤵
- Scheduled Task/Job: Scheduled Task
-
-
C:\Users\Admin\AppData\Roaming\SystemInformer\InformerUpdate.exeC:\Users\Admin\AppData\Roaming/SystemInformer\InformerUpdate.exe3⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Roaming\SystemInformer\InformerUpdate.exeC:\Users\Admin\AppData\Roaming/SystemInformer\InformerUpdate.exe4⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
-
-
-
C:\Users\Admin\AppData\Roaming\SystemInformer\InformerUpdate.exe"C:\Users\Admin\AppData\Roaming/SystemInformer\InformerUpdate.exe"1⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Roaming\SystemInformer\InformerUpdate.exe"C:\Users\Admin\AppData\Roaming/SystemInformer\InformerUpdate.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\ConfigService\SysSettingSvc.exeC:\Users\Admin\AppData\Roaming/Microsoft/Windows/ConfigService\SysSettingSvc.exe3⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\ConfigService\SysSettingSvc.exeC:\Users\Admin\AppData\Roaming\Microsoft\Windows\ConfigService\SysSettingSvc.exe4⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
-
-
-
-
C:\Windows\system32\AUDIODG.EXEC:\Windows\system32\AUDIODG.EXE 0x00000000000004B8 0x00000000000004CC1⤵
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
Loading Replay Monitor...
Downloads
InformerUpdate.exe
VCRUNTIME140.dll
_bz2.pyd
_ctypes.pyd
_decimal.pyd
_hashlib.pyd
_lzma.pyd
_socket.pyd
base_library.zip
libcrypto-1_1.dll
libffi-7.dll
_psutil_windows.pyd
python3.DLL
python310.dll
select.pyd
unicodedata.pyd
VCRUNTIME140.dll
_bz2.pyd
_ctypes.pyd
_lzma.pyd
_socket.pyd
base_library.zip
libffi-8.dll
_psutil_windows.pyd
python3.dll
python312.dll
select.pyd
ucrtbase.dll
memory/1372-334-0x00007FF85D100000-0x00007FF861FB2000-memory.dmp
memory/1372-337-0x00007FF85D100000-0x00007FF861FB2000-memory.dmp
memory/1372-331-0x00007FF85D100000-0x00007FF861FB2000-memory.dmp
memory/1372-328-0x00007FF85D100000-0x00007FF861FB2000-memory.dmp
memory/1372-322-0x00007FF85D100000-0x00007FF861FB2000-memory.dmp
memory/1372-321-0x00007FF7CB450000-0x00007FF7CF096000-memory.dmp
memory/1372-340-0x00007FF85D100000-0x00007FF861FB2000-memory.dmp
memory/1372-343-0x00007FF85D100000-0x00007FF861FB2000-memory.dmp
memory/1372-346-0x00007FF85D100000-0x00007FF861FB2000-memory.dmp
memory/1372-349-0x00007FF85D100000-0x00007FF861FB2000-memory.dmp
memory/1372-352-0x00007FF85D100000-0x00007FF861FB2000-memory.dmp
memory/1372-355-0x00007FF85D100000-0x00007FF861FB2000-memory.dmp
memory/1616-69-0x00007FF861CC0000-0x00007FF862664000-memory.dmp
memory/1616-71-0x00007FF861CC0000-0x00007FF862664000-memory.dmp
memory/1616-55-0x00007FF861CC0000-0x00007FF862664000-memory.dmp
memory/1616-57-0x00007FF861CC0000-0x00007FF862664000-memory.dmp
memory/1616-52-0x00007FF861CC0000-0x00007FF862664000-memory.dmp
memory/1616-51-0x00007FF861E4F000-0x00007FF861E50000-memory.dmp
memory/1616-74-0x00007FF861CC0000-0x00007FF862664000-memory.dmp
memory/1616-61-0x0000017968C40000-0x0000017968C5E000-memory.dmp
memory/1616-72-0x00007FF861CC0000-0x00007FF862664000-memory.dmp
memory/1616-56-0x0000017968750000-0x0000017968772000-memory.dmp
memory/1616-70-0x00007FF861CC0000-0x00007FF862664000-memory.dmp
memory/1616-58-0x00007FF861CC0000-0x00007FF862664000-memory.dmp
memory/1616-68-0x00007FF861CC0000-0x00007FF862664000-memory.dmp
memory/1616-67-0x00007FF861CC0000-0x00007FF862664000-memory.dmp
memory/1616-66-0x00007FF861CC0000-0x00007FF862664000-memory.dmp
memory/1616-65-0x00007FF861CC0000-0x00007FF862664000-memory.dmp
memory/1616-64-0x00007FF861CC0000-0x00007FF862664000-memory.dmp
memory/1616-63-0x0000017968C60000-0x0000017968C6A000-memory.dmp
memory/1616-62-0x0000017968DE0000-0x0000017968E92000-memory.dmp
memory/5808-320-0x00007FF7CB450000-0x00007FF7CF096000-memory.dmp