Analysis
- max time kernel
149s - max time network
150s - platform
windows10-2004_x64 - resource
win10v2004-20260911-en - resource tags
- submitted
27/10/2026, 12:08
General
- Target vs_Community.exe
- Size 4.2MB
- Sample261027-pbb8lacy41
- SHA256 f88a66f11051066d202c70a2405962be83767d53399a5616ef652c466f6c2005
Malware Config
Signatures
- Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
- Executes dropped EXE 1 IoCs
- Loads dropped DLL 21 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Reads the TCP/IP host and domain name from the registry 1 TTPs 2 IoCs
The configured hostname and DNS domain identify the machine and are commonly collected to profile a host before it reports in.
- System Location Discovery: System Language Discovery 1 TTPs 4 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
- Checks processor information in registry 2 TTPs 3 IoCs
Processor information is often read in order to detect sandboxing environments.
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of WriteProcessMemory 2 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\vs_Community.exe"C:\Users\Admin\AppData\Local\Temp\vs_Community.exe"1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\7ba5a847e54603142f31449b\vs_bootstrapper_d15\vs_setup_bootstrapper.exe"C:\Users\Admin\AppData\Local\Temp\7ba5a847e54603142f31449b\vs_bootstrapper_d15\vs_setup_bootstrapper.exe" --env "_SFX_CAB_EXE_PACKAGE:C:\Users\Admin\AppData\Local\Temp\vs_Community.exe _SFX_CAB_EXE_ORIGINALWORKINGDIR:C:\Users\Admin\AppData\Local\Temp"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Reads the TCP/IP host and domain name from the registry
- System Location Discovery: System Language Discovery
- Checks processor information in registry
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\getmac.exe"getmac"3⤵
- System Location Discovery: System Language Discovery
-
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
vs_setup_bootstrapper_202610271212380542.json
20261027121311_94e66f294c86464b9f4fb17e502bd60b.trn
Microsoft.C2RSignatureReader.Interop.dll
Microsoft.C2RSignatureReader.Native.dll
Microsoft.VisualStudio.RemoteControl.dll
Microsoft.VisualStudio.Setup.Common.dll
Microsoft.VisualStudio.Setup.Download.dll
Microsoft.VisualStudio.Setup.dll
Microsoft.VisualStudio.Telemetry.dll
Microsoft.VisualStudio.Utilities.Internal.dll
Newtonsoft.Json.dll
System.Memory.dll
System.Runtime.CompilerServices.Unsafe.dll
detection.json
vs_setup_bootstrapper.config
vs_setup_bootstrapper.exe
vs_setup_bootstrapper.exe.config
memory/4616-164-0x0000000006570000-0x0000000006592000-memory.dmp
memory/4616-172-0x0000000005CC0000-0x0000000005CD0000-memory.dmp
memory/4616-166-0x0000000006EA0000-0x0000000006F06000-memory.dmp
memory/4616-167-0x00000000074F0000-0x00000000075AA000-memory.dmp
memory/4616-165-0x00000000065A0000-0x00000000068F4000-memory.dmp
memory/4616-168-0x0000000007750000-0x00000000077E2000-memory.dmp
memory/4616-148-0x0000000005ED0000-0x0000000005EF6000-memory.dmp
memory/4616-152-0x0000000005C90000-0x0000000005C98000-memory.dmp
memory/4616-136-0x0000000005CC0000-0x0000000005CD0000-memory.dmp
memory/4616-144-0x0000000005C50000-0x0000000005C64000-memory.dmp
memory/4616-135-0x00000000059D0000-0x0000000005A20000-memory.dmp
memory/4616-140-0x0000000005F90000-0x0000000006042000-memory.dmp
memory/4616-131-0x0000000005890000-0x0000000005898000-memory.dmp
memory/4616-127-0x0000000005AD0000-0x0000000005BD0000-memory.dmp
memory/4616-119-0x00000000054E0000-0x000000000564A000-memory.dmp
memory/4616-123-0x0000000005930000-0x00000000059C4000-memory.dmp
memory/4616-170-0x0000000007DA0000-0x0000000008344000-memory.dmp
memory/4616-156-0x0000000006270000-0x0000000006280000-memory.dmp
memory/4616-173-0x0000000005CC0000-0x0000000005CD0000-memory.dmp
memory/4616-174-0x000000000A6C0000-0x000000000A6C8000-memory.dmp
memory/4616-175-0x0000000005CC0000-0x0000000005CD0000-memory.dmp
memory/4616-176-0x0000000005CC0000-0x0000000005CD0000-memory.dmp
memory/4616-177-0x000000000AF10000-0x000000000AF18000-memory.dmp
memory/4616-178-0x0000000005CC0000-0x0000000005CD0000-memory.dmp
memory/4616-179-0x000000000AF20000-0x000000000B020000-memory.dmp
memory/4616-181-0x000000000BC60000-0x000000000BC98000-memory.dmp
memory/4616-182-0x000000000A6B0000-0x000000000A6BE000-memory.dmp
memory/4616-184-0x0000000005CC0000-0x0000000005CD0000-memory.dmp
memory/4616-185-0x0000000005CC0000-0x0000000005CD0000-memory.dmp
memory/4616-186-0x0000000005CC0000-0x0000000005CD0000-memory.dmp
memory/4616-189-0x0000000005CC0000-0x0000000005CD0000-memory.dmp
memory/4616-190-0x0000000005CC0000-0x0000000005CD0000-memory.dmp
memory/4616-191-0x0000000005CC0000-0x0000000005CD0000-memory.dmp
memory/4616-192-0x0000000005CC0000-0x0000000005CD0000-memory.dmp
memory/4616-193-0x000000000AF20000-0x000000000B020000-memory.dmp
memory/4616-115-0x00000000009E0000-0x0000000000A48000-memory.dmp