Analysis
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max time kernel
150s -
max time network
136s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
20-08-2024 06:31
Static task
static1
Behavioral task
behavioral1
Sample
914c9655900b5fe48a51e6814c32a72dad0eb315b9422d22412c0349d918009e.exe
Resource
win7-20240704-en
Behavioral task
behavioral2
Sample
914c9655900b5fe48a51e6814c32a72dad0eb315b9422d22412c0349d918009e.exe
Resource
win10v2004-20240802-en
General
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Target
914c9655900b5fe48a51e6814c32a72dad0eb315b9422d22412c0349d918009e.exe
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Size
9.8MB
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MD5
764647736f890ef13f918079dc9d72cf
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SHA1
1709f276759093323650d98d724124f9906adb05
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SHA256
914c9655900b5fe48a51e6814c32a72dad0eb315b9422d22412c0349d918009e
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SHA512
f766939786f1ee13a7e8fd04eaec0c4371f1ca100610c3bf224578cb25070aed7b93cd187bf6e4c89113de996bd97ee054714fa7f43bb2ff3cc281fb20293f97
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SSDEEP
196608:t9++KYyCBPgEdqiz0UKq3GaXcaK4PotqSOpsgymzgqae6WMr:kY9PgOlzLKq2GcP44ON2e6n
Malware Config
Signatures
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Shurk
Shurk is an infostealer, written in C++ which appeared in 2021.
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Disables RegEdit via registry modification 2 IoCs
description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\DisableRegistryTools = "1" reg.exe Set value (int) \REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\Disableregistrytools = "1" 914c9655900b5fe48a51e6814c32a72dad0eb315b9422d22412c0349d918009e.exe -
Event Triggered Execution: Image File Execution Options Injection 1 TTPs 2 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\taskmgr.exe 914c9655900b5fe48a51e6814c32a72dad0eb315b9422d22412c0349d918009e.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\taskmgr.exe\Debugger = "D:\\\\www.ini" 914c9655900b5fe48a51e6814c32a72dad0eb315b9422d22412c0349d918009e.exe -
ACProtect 1.3x - 1.4x DLL software 1 IoCs
Detects file using ACProtect software.
resource yara_rule behavioral2/files/0x000d000000000729-12.dat acprotect -
Loads dropped DLL 1 IoCs
pid Process 3788 914c9655900b5fe48a51e6814c32a72dad0eb315b9422d22412c0349d918009e.exe -
resource yara_rule behavioral2/files/0x000d000000000729-12.dat upx behavioral2/memory/3788-16-0x0000000074AC0000-0x0000000074AFC000-memory.dmp upx behavioral2/memory/3788-19-0x0000000074AC0000-0x0000000074AFC000-memory.dmp upx behavioral2/memory/3788-31-0x0000000074AC0000-0x0000000074AFC000-memory.dmp upx behavioral2/memory/3788-34-0x0000000074AC0000-0x0000000074AFC000-memory.dmp upx behavioral2/memory/3788-44-0x0000000074AC0000-0x0000000074AFC000-memory.dmp upx -
Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs
Bootkits write to the MBR to gain persistence at a level below the operating system.
description ioc Process File opened for modification \??\physicaldrive0 914c9655900b5fe48a51e6814c32a72dad0eb315b9422d22412c0349d918009e.exe -
Sets desktop wallpaper using registry 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000\Control Panel\Desktop\Wallpaper = "c:\\1.jpg" 914c9655900b5fe48a51e6814c32a72dad0eb315b9422d22412c0349d918009e.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
pid Process 3788 914c9655900b5fe48a51e6814c32a72dad0eb315b9422d22412c0349d918009e.exe -
System Location Discovery: System Language Discovery 1 TTPs 2 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 914c9655900b5fe48a51e6814c32a72dad0eb315b9422d22412c0349d918009e.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language reg.exe -
Modifies Control Panel 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000\Control Panel\Desktop\WallpaperStyle = "2" 914c9655900b5fe48a51e6814c32a72dad0eb315b9422d22412c0349d918009e.exe Set value (str) \REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000\Control Panel\Desktop\TileWallpaper = "2" 914c9655900b5fe48a51e6814c32a72dad0eb315b9422d22412c0349d918009e.exe -
Suspicious behavior: EnumeratesProcesses 30 IoCs
pid Process 3788 914c9655900b5fe48a51e6814c32a72dad0eb315b9422d22412c0349d918009e.exe 3788 914c9655900b5fe48a51e6814c32a72dad0eb315b9422d22412c0349d918009e.exe 3788 914c9655900b5fe48a51e6814c32a72dad0eb315b9422d22412c0349d918009e.exe 3788 914c9655900b5fe48a51e6814c32a72dad0eb315b9422d22412c0349d918009e.exe 3788 914c9655900b5fe48a51e6814c32a72dad0eb315b9422d22412c0349d918009e.exe 3788 914c9655900b5fe48a51e6814c32a72dad0eb315b9422d22412c0349d918009e.exe 3788 914c9655900b5fe48a51e6814c32a72dad0eb315b9422d22412c0349d918009e.exe 3788 914c9655900b5fe48a51e6814c32a72dad0eb315b9422d22412c0349d918009e.exe 3788 914c9655900b5fe48a51e6814c32a72dad0eb315b9422d22412c0349d918009e.exe 3788 914c9655900b5fe48a51e6814c32a72dad0eb315b9422d22412c0349d918009e.exe 3788 914c9655900b5fe48a51e6814c32a72dad0eb315b9422d22412c0349d918009e.exe 3788 914c9655900b5fe48a51e6814c32a72dad0eb315b9422d22412c0349d918009e.exe 3788 914c9655900b5fe48a51e6814c32a72dad0eb315b9422d22412c0349d918009e.exe 3788 914c9655900b5fe48a51e6814c32a72dad0eb315b9422d22412c0349d918009e.exe 3788 914c9655900b5fe48a51e6814c32a72dad0eb315b9422d22412c0349d918009e.exe 3788 914c9655900b5fe48a51e6814c32a72dad0eb315b9422d22412c0349d918009e.exe 3788 914c9655900b5fe48a51e6814c32a72dad0eb315b9422d22412c0349d918009e.exe 3788 914c9655900b5fe48a51e6814c32a72dad0eb315b9422d22412c0349d918009e.exe 3788 914c9655900b5fe48a51e6814c32a72dad0eb315b9422d22412c0349d918009e.exe 3788 914c9655900b5fe48a51e6814c32a72dad0eb315b9422d22412c0349d918009e.exe 3788 914c9655900b5fe48a51e6814c32a72dad0eb315b9422d22412c0349d918009e.exe 3788 914c9655900b5fe48a51e6814c32a72dad0eb315b9422d22412c0349d918009e.exe 3788 914c9655900b5fe48a51e6814c32a72dad0eb315b9422d22412c0349d918009e.exe 3788 914c9655900b5fe48a51e6814c32a72dad0eb315b9422d22412c0349d918009e.exe 3788 914c9655900b5fe48a51e6814c32a72dad0eb315b9422d22412c0349d918009e.exe 3788 914c9655900b5fe48a51e6814c32a72dad0eb315b9422d22412c0349d918009e.exe 3788 914c9655900b5fe48a51e6814c32a72dad0eb315b9422d22412c0349d918009e.exe 3788 914c9655900b5fe48a51e6814c32a72dad0eb315b9422d22412c0349d918009e.exe 3788 914c9655900b5fe48a51e6814c32a72dad0eb315b9422d22412c0349d918009e.exe 3788 914c9655900b5fe48a51e6814c32a72dad0eb315b9422d22412c0349d918009e.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: 33 5072 AUDIODG.EXE Token: SeIncBasePriorityPrivilege 5072 AUDIODG.EXE -
Suspicious use of SetWindowsHookEx 31 IoCs
pid Process 3788 914c9655900b5fe48a51e6814c32a72dad0eb315b9422d22412c0349d918009e.exe 3788 914c9655900b5fe48a51e6814c32a72dad0eb315b9422d22412c0349d918009e.exe 3788 914c9655900b5fe48a51e6814c32a72dad0eb315b9422d22412c0349d918009e.exe 3788 914c9655900b5fe48a51e6814c32a72dad0eb315b9422d22412c0349d918009e.exe 3788 914c9655900b5fe48a51e6814c32a72dad0eb315b9422d22412c0349d918009e.exe 3788 914c9655900b5fe48a51e6814c32a72dad0eb315b9422d22412c0349d918009e.exe 3788 914c9655900b5fe48a51e6814c32a72dad0eb315b9422d22412c0349d918009e.exe 3788 914c9655900b5fe48a51e6814c32a72dad0eb315b9422d22412c0349d918009e.exe 3788 914c9655900b5fe48a51e6814c32a72dad0eb315b9422d22412c0349d918009e.exe 3788 914c9655900b5fe48a51e6814c32a72dad0eb315b9422d22412c0349d918009e.exe 3788 914c9655900b5fe48a51e6814c32a72dad0eb315b9422d22412c0349d918009e.exe 3788 914c9655900b5fe48a51e6814c32a72dad0eb315b9422d22412c0349d918009e.exe 3788 914c9655900b5fe48a51e6814c32a72dad0eb315b9422d22412c0349d918009e.exe 3788 914c9655900b5fe48a51e6814c32a72dad0eb315b9422d22412c0349d918009e.exe 3788 914c9655900b5fe48a51e6814c32a72dad0eb315b9422d22412c0349d918009e.exe 3788 914c9655900b5fe48a51e6814c32a72dad0eb315b9422d22412c0349d918009e.exe 3788 914c9655900b5fe48a51e6814c32a72dad0eb315b9422d22412c0349d918009e.exe 3788 914c9655900b5fe48a51e6814c32a72dad0eb315b9422d22412c0349d918009e.exe 3788 914c9655900b5fe48a51e6814c32a72dad0eb315b9422d22412c0349d918009e.exe 3788 914c9655900b5fe48a51e6814c32a72dad0eb315b9422d22412c0349d918009e.exe 3788 914c9655900b5fe48a51e6814c32a72dad0eb315b9422d22412c0349d918009e.exe 3788 914c9655900b5fe48a51e6814c32a72dad0eb315b9422d22412c0349d918009e.exe 3788 914c9655900b5fe48a51e6814c32a72dad0eb315b9422d22412c0349d918009e.exe 3788 914c9655900b5fe48a51e6814c32a72dad0eb315b9422d22412c0349d918009e.exe 3788 914c9655900b5fe48a51e6814c32a72dad0eb315b9422d22412c0349d918009e.exe 3788 914c9655900b5fe48a51e6814c32a72dad0eb315b9422d22412c0349d918009e.exe 3788 914c9655900b5fe48a51e6814c32a72dad0eb315b9422d22412c0349d918009e.exe 3788 914c9655900b5fe48a51e6814c32a72dad0eb315b9422d22412c0349d918009e.exe 3788 914c9655900b5fe48a51e6814c32a72dad0eb315b9422d22412c0349d918009e.exe 3788 914c9655900b5fe48a51e6814c32a72dad0eb315b9422d22412c0349d918009e.exe 3788 914c9655900b5fe48a51e6814c32a72dad0eb315b9422d22412c0349d918009e.exe -
Suspicious use of WriteProcessMemory 9 IoCs
description pid Process procid_target PID 3788 wrote to memory of 3592 3788 914c9655900b5fe48a51e6814c32a72dad0eb315b9422d22412c0349d918009e.exe 95 PID 3788 wrote to memory of 3592 3788 914c9655900b5fe48a51e6814c32a72dad0eb315b9422d22412c0349d918009e.exe 95 PID 3788 wrote to memory of 3592 3788 914c9655900b5fe48a51e6814c32a72dad0eb315b9422d22412c0349d918009e.exe 95 PID 3788 wrote to memory of 4392 3788 914c9655900b5fe48a51e6814c32a72dad0eb315b9422d22412c0349d918009e.exe 96 PID 3788 wrote to memory of 4392 3788 914c9655900b5fe48a51e6814c32a72dad0eb315b9422d22412c0349d918009e.exe 96 PID 3788 wrote to memory of 4392 3788 914c9655900b5fe48a51e6814c32a72dad0eb315b9422d22412c0349d918009e.exe 96 PID 3788 wrote to memory of 2488 3788 914c9655900b5fe48a51e6814c32a72dad0eb315b9422d22412c0349d918009e.exe 99 PID 3788 wrote to memory of 2488 3788 914c9655900b5fe48a51e6814c32a72dad0eb315b9422d22412c0349d918009e.exe 99 PID 3788 wrote to memory of 2488 3788 914c9655900b5fe48a51e6814c32a72dad0eb315b9422d22412c0349d918009e.exe 99 -
System policy modification 1 TTPs 1 IoCs
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\HideFastUserSwitching = "1" 914c9655900b5fe48a51e6814c32a72dad0eb315b9422d22412c0349d918009e.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\914c9655900b5fe48a51e6814c32a72dad0eb315b9422d22412c0349d918009e.exe"C:\Users\Admin\AppData\Local\Temp\914c9655900b5fe48a51e6814c32a72dad0eb315b9422d22412c0349d918009e.exe"1⤵
- Disables RegEdit via registry modification
- Event Triggered Execution: Image File Execution Options Injection
- Loads dropped DLL
- Writes to the Master Boot Record (MBR)
- Sets desktop wallpaper using registry
- Suspicious use of NtSetInformationThreadHideFromDebugger
- System Location Discovery: System Language Discovery
- Modifies Control Panel
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
- System policy modification
PID:3788 -
C:\Windows\SysWOW64\reg.exereg add "HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Policies\System" /v DisableRegistryTools /t REG_DWORD /d 1 /f2⤵
- Disables RegEdit via registry modification
- System Location Discovery: System Language Discovery
PID:3592
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C:\Windows\SysWOW64\regini.exeregini www.ini2⤵PID:4392
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C:\Windows\SysWOW64\regini.exeregini www.ini2⤵PID:2488
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C:\Windows\system32\AUDIODG.EXEC:\Windows\system32\AUDIODG.EXE 0x150 0x2fc1⤵
- Suspicious use of AdjustPrivilegeToken
PID:5072
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
97KB
MD5c35425ad1f0c32225d307310deccc335
SHA1b2e347b244e40ffa113dffaffd1895777e3ac30a
SHA25648773d597155dc39dd172c26867972da89dd61fcee0d138433eda26a2d8633b7
SHA51247b6a7447fcc4f9f21018f608fcbdb5650f16cbd869cae5d4ed5d9b88ca1e944de1cac10e9a252aa7b210f1a31456c0ed91728b8a7e24def99d7e3f9683e2bae