Analysis
- user interaction
yes - max time kernel
46s - max time network
45s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
- submitted
09/08/2026, 09:46
General
- Target setup.exe
- Size 3.9MB
- Sample260809-lr276svepd
- SHA256 c4fd1f77a07d0298ad669c4be79b921a8a0fdcecf2641c89c87d729323039bf8
Malware Config
Signatures
- Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
- Executes dropped EXE 4 IoCs
- Loads dropped DLL 11 IoCs
- Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
- Enumerates connected drives 3 TTPs 1 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- System Location Discovery: System Language Discovery 1 TTPs 5 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
- Inno Setup is an open-source installation builder for Windows applications. 2 IoCs
Inno Setup installer
- Modifies registry class 1 IoCs
- Suspicious behavior: EnumeratesProcesses 2 IoCs
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of FindShellTrayWindow 3 IoCs
- Suspicious use of WriteProcessMemory 4 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\setup.exe"C:\Users\Admin\AppData\Local\Temp\setup.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\is-UAKD3.tmp\setup.tmp"C:\Users\Admin\AppData\Local\Temp\is-UAKD3.tmp\setup.tmp" /SL5="$9010E,3488954,140800,C:\Users\Admin\AppData\Local\Temp\setup.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- Enumerates connected drives
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\is-98AQH.tmp\FlushFileCache.exe"C:\Users\Admin\AppData\Local\Temp\is-98AQH.tmp\FlushFileCache.exe"3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
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F:\Games\Outer Wilds\unins000.exe"F:\Games\Outer Wilds\unins000.exe" /VERYSILENT3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\_iu14D2N.tmp"C:\Users\Admin\AppData\Local\Temp\_iu14D2N.tmp" /SECONDPHASE="F:\Games\Outer Wilds\unins000.exe" /FIRSTPHASEWND=$302B4 /VERYSILENT4⤵
- Checks computer location settings
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious use of FindShellTrayWindow
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Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
BASS.dll
CLS.ini
CallbackCtrl.dll
FlushFileCache.exe
ISDone.dll
MusicButton.png
botva2.dll
idp.dll
innocallback.dll
wintb.dll
_shfoldr.dll
setup.tmp
Outer Wilds.lnk
QuickSFV.EXE
QuickSFV.ini
dxwebsetup.exe
fitgirl.md5
unins000.dat
unins000.exe
memory/1444-124-0x0000000000400000-0x0000000000410000-memory.dmp
memory/1564-134-0x0000000000400000-0x0000000000579000-memory.dmp
memory/1564-130-0x0000000000400000-0x0000000000579000-memory.dmp
memory/1564-149-0x0000000000400000-0x0000000000579000-memory.dmp
memory/3472-150-0x0000000000400000-0x0000000000579000-memory.dmp
memory/3548-84-0x0000000000400000-0x0000000000579000-memory.dmp
memory/3548-88-0x0000000011000000-0x000000001104C000-memory.dmp
memory/3548-158-0x00000000062A0000-0x00000000062AF000-memory.dmp
memory/3548-154-0x0000000003390000-0x00000000033A5000-memory.dmp
memory/3548-125-0x0000000000400000-0x0000000000579000-memory.dmp
memory/3548-126-0x0000000000400000-0x0000000000579000-memory.dmp
memory/3548-82-0x0000000000400000-0x0000000000579000-memory.dmp
memory/3548-85-0x0000000003390000-0x00000000033A5000-memory.dmp
memory/3548-75-0x00000000062A0000-0x00000000062AF000-memory.dmp
memory/3548-89-0x00000000062A0000-0x00000000062AF000-memory.dmp
memory/3548-66-0x0000000011000000-0x000000001104C000-memory.dmp
memory/3548-29-0x00000000033B0000-0x0000000003415000-memory.dmp
memory/3548-22-0x0000000003390000-0x00000000033A5000-memory.dmp
memory/3548-8-0x0000000000400000-0x0000000000579000-memory.dmp
memory/3548-7-0x0000000000400000-0x0000000000579000-memory.dmp
memory/3548-155-0x00000000033B0000-0x0000000003415000-memory.dmp
memory/3548-86-0x00000000033B0000-0x0000000003415000-memory.dmp
memory/3548-87-0x000000006B080000-0x000000006B08D000-memory.dmp
memory/3548-151-0x0000000000400000-0x0000000000579000-memory.dmp
memory/3548-156-0x000000006B080000-0x000000006B08D000-memory.dmp
memory/4564-0-0x0000000000400000-0x000000000042D000-memory.dmp
memory/4564-2-0x000000000041E000-0x000000000041F000-memory.dmp
memory/4564-83-0x0000000000400000-0x000000000042D000-memory.dmp