Analysis
- max time kernel
172s - max time network
200s - platform
windows10-2004_x64 - resource
win10v2004-20240226-en - resource tags
- submitted
07/04/2024, 22:49
General
- Target 81cdf7277c6262c670739a82a85833af399374a394aecd8bbef9c7f68e908d34.exe
- Size 1.3MB
- Sample240407-2rt5kaha82
- SHA256 81cdf7277c6262c670739a82a85833af399374a394aecd8bbef9c7f68e908d34
Malware Config
Signatures
- Executes dropped EXE 7 IoCs
- Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
- Drops file in System32 directory 6 IoCs
- Drops file in Program Files directory 64 IoCs
- Suspicious behavior: LoadsDriver 2 IoCs
- Suspicious use of AdjustPrivilegeToken 5 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\81cdf7277c6262c670739a82a85833af399374a394aecd8bbef9c7f68e908d34.exe"C:\Users\Admin\AppData\Local\Temp\81cdf7277c6262c670739a82a85833af399374a394aecd8bbef9c7f68e908d34.exe"1⤵
- Drops file in System32 directory
- Suspicious use of AdjustPrivilegeToken
-
C:\Windows\System32\alg.exeC:\Windows\System32\alg.exe1⤵
- Executes dropped EXE
- Drops file in System32 directory
- Drops file in Program Files directory
- Suspicious use of AdjustPrivilegeToken
-
C:\Program Files\Google\Chrome\Application\106.0.5249.119\elevation_service.exe"C:\Program Files\Google\Chrome\Application\106.0.5249.119\elevation_service.exe"1⤵
- Executes dropped EXE
- Drops file in System32 directory
- Suspicious use of AdjustPrivilegeToken
-
C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\elevation_service.exe"C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\elevation_service.exe"1⤵
- Executes dropped EXE
-
C:\Program Files (x86)\Mozilla Maintenance Service\maintenanceservice.exe"C:\Program Files (x86)\Mozilla Maintenance Service\maintenanceservice.exe"1⤵
- Executes dropped EXE
-
\??\c:\Program Files\Common Files\Microsoft Shared\Source Engine\OSE.EXE"c:\Program Files\Common Files\Microsoft Shared\Source Engine\OSE.EXE"1⤵
- Executes dropped EXE
-
C:\Windows\system32\DiagSvcs\DiagnosticsHub.StandardCollector.Service.exeC:\Windows\system32\DiagSvcs\DiagnosticsHub.StandardCollector.Service.exe1⤵
- Executes dropped EXE
-
C:\Windows\System32\svchost.exeC:\Windows\System32\svchost.exe -k NetworkService -p -s TapiSrv1⤵
-
C:\Windows\system32\fxssvc.exeC:\Windows\system32\fxssvc.exe1⤵
- Executes dropped EXE
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
elevation_service.exe
maintenanceservice.exe
OSE.EXE
elevation_service.exe
DiagnosticsHub.StandardCollector.Service.exe
FXSSVC.exe
alg.exe
memory/1276-77-0x00000000007F0000-0x0000000000850000-memory.dmp
memory/1276-188-0x0000000140000000-0x000000014020E000-memory.dmp
memory/1276-70-0x0000000140000000-0x000000014020E000-memory.dmp
memory/1276-69-0x00000000007F0000-0x0000000000850000-memory.dmp
memory/2156-32-0x0000000140000000-0x0000000140237000-memory.dmp
memory/2156-31-0x0000000000D90000-0x0000000000DF0000-memory.dmp
memory/2156-38-0x0000000000D90000-0x0000000000DF0000-memory.dmp
memory/2156-88-0x0000000140000000-0x0000000140237000-memory.dmp
memory/2512-6-0x0000000002340000-0x00000000023A7000-memory.dmp
memory/2512-1-0x0000000002340000-0x00000000023A7000-memory.dmp
memory/2512-7-0x0000000002340000-0x00000000023A7000-memory.dmp
memory/2512-21-0x0000000030000000-0x0000000030167000-memory.dmp
memory/2512-0-0x0000000030000000-0x0000000030167000-memory.dmp
memory/2624-64-0x0000000000D10000-0x0000000000D70000-memory.dmp
memory/2624-53-0x0000000000D10000-0x0000000000D70000-memory.dmp
memory/2624-61-0x0000000000D10000-0x0000000000D70000-memory.dmp
memory/2624-66-0x0000000140000000-0x0000000140209000-memory.dmp
memory/2624-56-0x0000000140000000-0x0000000140209000-memory.dmp
memory/2996-248-0x0000000140000000-0x00000001401E8000-memory.dmp
memory/2996-249-0x00000000006D0000-0x0000000000730000-memory.dmp
memory/2996-256-0x00000000006D0000-0x0000000000730000-memory.dmp
memory/2996-255-0x00000000006D0000-0x0000000000730000-memory.dmp
memory/4144-17-0x0000000140000000-0x00000001401E9000-memory.dmp
memory/4144-12-0x0000000000540000-0x00000000005A0000-memory.dmp
memory/4144-26-0x0000000000540000-0x00000000005A0000-memory.dmp
memory/4144-86-0x0000000140000000-0x00000001401E9000-memory.dmp
memory/4144-25-0x0000000000540000-0x00000000005A0000-memory.dmp
memory/4740-90-0x0000000140000000-0x000000014022B000-memory.dmp
memory/4740-42-0x00000000001A0000-0x0000000000200000-memory.dmp
memory/4740-44-0x0000000140000000-0x000000014022B000-memory.dmp
memory/4740-49-0x00000000001A0000-0x0000000000200000-memory.dmp
memory/5040-260-0x0000000140000000-0x0000000140135000-memory.dmp