Analysis
- max time kernel
154s - max time network
192s - platform
windows10-2004_x64 - resource
win10v2004-20240426-en - resource tags
- submitted
08/06/2024, 06:38
General
- Target SisterLocation.exe
- Size 906.5MB
- Sample240608-hd48tsag79
- SHA256 c60e1c7994316426d824b82004aa5c76e3aab06d4e78e0c9391628e0d52b2c73
Score
7/10
Malware Config
Signatures
- Loads dropped DLL 9 IoCs
- Drops desktop.ini file(s) 1 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
- Modifies registry class 1 IoCs
- Suspicious behavior: GetForegroundWindowSpam 1 IoCs
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of SetWindowsHookEx 2 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\SisterLocation.exe"C:\Users\Admin\AppData\Local\Temp\SisterLocation.exe"1⤵
- Loads dropped DLL
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of SetWindowsHookEx
-
C:\Windows\System32\GameBarPresenceWriter.exe"C:\Windows\System32\GameBarPresenceWriter.exe" -ServerName:Windows.Gaming.GameBar.Internal.PresenceWriterServer1⤵
-
C:\Windows\system32\OpenWith.exeC:\Windows\system32\OpenWith.exe -Embedding1⤵
- Suspicious use of SetWindowsHookEx
-
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k BcastDVRUserService -s BcastDVRUserService1⤵
- Drops desktop.ini file(s)
- Checks processor information in registry
- Modifies registry class
-
C:\Windows\system32\AUDIODG.EXEC:\Windows\system32\AUDIODG.EXE 0x35c 0x40c1⤵
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Enterprise v15
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Downloads
Perspective.mfx
kcclock.mfx
kcini.mfx
mmf2d3d9.dll
mmfs2.dll
mp3flt.sft
waveflt.sft
sl
desktop.ini