Windows 7 deprecation
Windows 7 will be removed from tria.ge on 2025-03-31
Analysis
-
max time kernel
119s -
max time network
18s -
platform
windows7_x64 -
resource
win7-20240729-en -
resource tags
arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system -
submitted
03/09/2024, 06:02
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
9f4d7462e5ceb8fbdc6cda2a0cc964c0N.exe
Resource
win7-20240729-en
windows7-x64
9 signatures
120 seconds
Behavioral task
behavioral2
Sample
9f4d7462e5ceb8fbdc6cda2a0cc964c0N.exe
Resource
win10v2004-20240802-en
windows10-2004-x64
9 signatures
120 seconds
General
-
Target
9f4d7462e5ceb8fbdc6cda2a0cc964c0N.exe
-
Size
240KB
-
MD5
9f4d7462e5ceb8fbdc6cda2a0cc964c0
-
SHA1
d2edf3de44928332e483c35675b2010ac9ec443b
-
SHA256
a70e2a1363a33cc4597298a829d4a27370f8ed3b7429c15f9ab0d7de9fedfca6
-
SHA512
6a92991efff0ff5c42603c9dc536975ee6d1bcbd791793ea84d4fd09562379a4f6ec4b7c2774e68fda6a7c77445012a734ef71039cb257ed25521cb5229e24e2
-
SSDEEP
3072:vkNpZT8j6VlpvBd90i/SmWKLi7CjFSivnfu3fbMdozt5czHol:vA0UGKGkFRKfeoztOO
Score
10/10
Malware Config
Signatures
-
Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs
description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-2257386474-3982792636-3902186748-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" 9f4d7462e5ceb8fbdc6cda2a0cc964c0N.exe Set value (int) \REGISTRY\USER\S-1-5-21-2257386474-3982792636-3902186748-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" buuvi.exe -
Executes dropped EXE 1 IoCs
pid Process 2700 buuvi.exe -
Loads dropped DLL 2 IoCs
pid Process 2524 9f4d7462e5ceb8fbdc6cda2a0cc964c0N.exe 2524 9f4d7462e5ceb8fbdc6cda2a0cc964c0N.exe -
Adds Run key to start application 2 TTPs 27 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2257386474-3982792636-3902186748-1000\Software\Microsoft\Windows\CurrentVersion\Run\buuvi = "C:\\Users\\Admin\\buuvi.exe /c" buuvi.exe Set value (str) \REGISTRY\USER\S-1-5-21-2257386474-3982792636-3902186748-1000\Software\Microsoft\Windows\CurrentVersion\Run\buuvi = "C:\\Users\\Admin\\buuvi.exe /f" buuvi.exe Set value (str) \REGISTRY\USER\S-1-5-21-2257386474-3982792636-3902186748-1000\Software\Microsoft\Windows\CurrentVersion\Run\buuvi = "C:\\Users\\Admin\\buuvi.exe /s" buuvi.exe Set value (str) \REGISTRY\USER\S-1-5-21-2257386474-3982792636-3902186748-1000\Software\Microsoft\Windows\CurrentVersion\Run\buuvi = "C:\\Users\\Admin\\buuvi.exe /r" buuvi.exe Set value (str) \REGISTRY\USER\S-1-5-21-2257386474-3982792636-3902186748-1000\Software\Microsoft\Windows\CurrentVersion\Run\buuvi = "C:\\Users\\Admin\\buuvi.exe /b" buuvi.exe Set value (str) \REGISTRY\USER\S-1-5-21-2257386474-3982792636-3902186748-1000\Software\Microsoft\Windows\CurrentVersion\Run\buuvi = "C:\\Users\\Admin\\buuvi.exe /v" buuvi.exe Set value (str) \REGISTRY\USER\S-1-5-21-2257386474-3982792636-3902186748-1000\Software\Microsoft\Windows\CurrentVersion\Run\buuvi = "C:\\Users\\Admin\\buuvi.exe /p" buuvi.exe Set value (str) \REGISTRY\USER\S-1-5-21-2257386474-3982792636-3902186748-1000\Software\Microsoft\Windows\CurrentVersion\Run\buuvi = "C:\\Users\\Admin\\buuvi.exe /a" buuvi.exe Set value (str) \REGISTRY\USER\S-1-5-21-2257386474-3982792636-3902186748-1000\Software\Microsoft\Windows\CurrentVersion\Run\buuvi = "C:\\Users\\Admin\\buuvi.exe /e" buuvi.exe Set value (str) \REGISTRY\USER\S-1-5-21-2257386474-3982792636-3902186748-1000\Software\Microsoft\Windows\CurrentVersion\Run\buuvi = "C:\\Users\\Admin\\buuvi.exe /z" buuvi.exe Set value (str) \REGISTRY\USER\S-1-5-21-2257386474-3982792636-3902186748-1000\Software\Microsoft\Windows\CurrentVersion\Run\buuvi = "C:\\Users\\Admin\\buuvi.exe /t" buuvi.exe Set value (str) \REGISTRY\USER\S-1-5-21-2257386474-3982792636-3902186748-1000\Software\Microsoft\Windows\CurrentVersion\Run\buuvi = "C:\\Users\\Admin\\buuvi.exe /k" buuvi.exe Set value (str) \REGISTRY\USER\S-1-5-21-2257386474-3982792636-3902186748-1000\Software\Microsoft\Windows\CurrentVersion\Run\buuvi = "C:\\Users\\Admin\\buuvi.exe /q" buuvi.exe Set value (str) \REGISTRY\USER\S-1-5-21-2257386474-3982792636-3902186748-1000\Software\Microsoft\Windows\CurrentVersion\Run\buuvi = "C:\\Users\\Admin\\buuvi.exe /m" buuvi.exe Set value (str) \REGISTRY\USER\S-1-5-21-2257386474-3982792636-3902186748-1000\Software\Microsoft\Windows\CurrentVersion\Run\buuvi = "C:\\Users\\Admin\\buuvi.exe /w" 9f4d7462e5ceb8fbdc6cda2a0cc964c0N.exe Set value (str) \REGISTRY\USER\S-1-5-21-2257386474-3982792636-3902186748-1000\Software\Microsoft\Windows\CurrentVersion\Run\buuvi = "C:\\Users\\Admin\\buuvi.exe /w" buuvi.exe Set value (str) \REGISTRY\USER\S-1-5-21-2257386474-3982792636-3902186748-1000\Software\Microsoft\Windows\CurrentVersion\Run\buuvi = "C:\\Users\\Admin\\buuvi.exe /j" buuvi.exe Set value (str) \REGISTRY\USER\S-1-5-21-2257386474-3982792636-3902186748-1000\Software\Microsoft\Windows\CurrentVersion\Run\buuvi = "C:\\Users\\Admin\\buuvi.exe /i" buuvi.exe Set value (str) \REGISTRY\USER\S-1-5-21-2257386474-3982792636-3902186748-1000\Software\Microsoft\Windows\CurrentVersion\Run\buuvi = "C:\\Users\\Admin\\buuvi.exe /o" buuvi.exe Set value (str) \REGISTRY\USER\S-1-5-21-2257386474-3982792636-3902186748-1000\Software\Microsoft\Windows\CurrentVersion\Run\buuvi = "C:\\Users\\Admin\\buuvi.exe /g" buuvi.exe Set value (str) \REGISTRY\USER\S-1-5-21-2257386474-3982792636-3902186748-1000\Software\Microsoft\Windows\CurrentVersion\Run\buuvi = "C:\\Users\\Admin\\buuvi.exe /x" buuvi.exe Set value (str) \REGISTRY\USER\S-1-5-21-2257386474-3982792636-3902186748-1000\Software\Microsoft\Windows\CurrentVersion\Run\buuvi = "C:\\Users\\Admin\\buuvi.exe /u" buuvi.exe Set value (str) \REGISTRY\USER\S-1-5-21-2257386474-3982792636-3902186748-1000\Software\Microsoft\Windows\CurrentVersion\Run\buuvi = "C:\\Users\\Admin\\buuvi.exe /h" buuvi.exe Set value (str) \REGISTRY\USER\S-1-5-21-2257386474-3982792636-3902186748-1000\Software\Microsoft\Windows\CurrentVersion\Run\buuvi = "C:\\Users\\Admin\\buuvi.exe /l" buuvi.exe Set value (str) \REGISTRY\USER\S-1-5-21-2257386474-3982792636-3902186748-1000\Software\Microsoft\Windows\CurrentVersion\Run\buuvi = "C:\\Users\\Admin\\buuvi.exe /y" buuvi.exe Set value (str) \REGISTRY\USER\S-1-5-21-2257386474-3982792636-3902186748-1000\Software\Microsoft\Windows\CurrentVersion\Run\buuvi = "C:\\Users\\Admin\\buuvi.exe /n" buuvi.exe Set value (str) \REGISTRY\USER\S-1-5-21-2257386474-3982792636-3902186748-1000\Software\Microsoft\Windows\CurrentVersion\Run\buuvi = "C:\\Users\\Admin\\buuvi.exe /d" buuvi.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
-
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 9f4d7462e5ceb8fbdc6cda2a0cc964c0N.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language buuvi.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 2524 9f4d7462e5ceb8fbdc6cda2a0cc964c0N.exe 2700 buuvi.exe 2700 buuvi.exe 2700 buuvi.exe 2700 buuvi.exe 2700 buuvi.exe 2700 buuvi.exe 2700 buuvi.exe 2700 buuvi.exe 2700 buuvi.exe 2700 buuvi.exe 2700 buuvi.exe 2700 buuvi.exe 2700 buuvi.exe 2700 buuvi.exe 2700 buuvi.exe 2700 buuvi.exe 2700 buuvi.exe 2700 buuvi.exe 2700 buuvi.exe 2700 buuvi.exe 2700 buuvi.exe 2700 buuvi.exe 2700 buuvi.exe 2700 buuvi.exe 2700 buuvi.exe 2700 buuvi.exe 2700 buuvi.exe 2700 buuvi.exe 2700 buuvi.exe 2700 buuvi.exe 2700 buuvi.exe 2700 buuvi.exe 2700 buuvi.exe 2700 buuvi.exe 2700 buuvi.exe 2700 buuvi.exe 2700 buuvi.exe 2700 buuvi.exe 2700 buuvi.exe 2700 buuvi.exe 2700 buuvi.exe 2700 buuvi.exe 2700 buuvi.exe 2700 buuvi.exe 2700 buuvi.exe 2700 buuvi.exe 2700 buuvi.exe 2700 buuvi.exe 2700 buuvi.exe 2700 buuvi.exe 2700 buuvi.exe 2700 buuvi.exe 2700 buuvi.exe 2700 buuvi.exe 2700 buuvi.exe 2700 buuvi.exe 2700 buuvi.exe 2700 buuvi.exe 2700 buuvi.exe 2700 buuvi.exe 2700 buuvi.exe 2700 buuvi.exe 2700 buuvi.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 2524 9f4d7462e5ceb8fbdc6cda2a0cc964c0N.exe 2700 buuvi.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2524 wrote to memory of 2700 2524 9f4d7462e5ceb8fbdc6cda2a0cc964c0N.exe 29 PID 2524 wrote to memory of 2700 2524 9f4d7462e5ceb8fbdc6cda2a0cc964c0N.exe 29 PID 2524 wrote to memory of 2700 2524 9f4d7462e5ceb8fbdc6cda2a0cc964c0N.exe 29 PID 2524 wrote to memory of 2700 2524 9f4d7462e5ceb8fbdc6cda2a0cc964c0N.exe 29
Processes
-
C:\Users\Admin\AppData\Local\Temp\9f4d7462e5ceb8fbdc6cda2a0cc964c0N.exe"C:\Users\Admin\AppData\Local\Temp\9f4d7462e5ceb8fbdc6cda2a0cc964c0N.exe"1⤵
- Modifies visiblity of hidden/system files in Explorer
- Loads dropped DLL
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2524 -
C:\Users\Admin\buuvi.exe"C:\Users\Admin\buuvi.exe"2⤵
- Modifies visiblity of hidden/system files in Explorer
- Executes dropped EXE
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
PID:2700
-
Network
MITRE ATT&CK Enterprise v15
Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Defense Evasion
Hide Artifacts
1Hidden Files and Directories
1Modify Registry
2Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
240KB
MD54e0ed595c934959ff96fbb960e28ba39
SHA1f56d1791062d3cf1cda258a430490ba6e03748d5
SHA256df3dc4e1f38f27208692888e2f29180d4e7adb7dbdb8ea08becf1b468706e4a1
SHA51266629b3bc9c228f9697e17561f7eafce9d5e5a05fc2b4c2ce95279e7f162ba20492bcf1e0d6f5afb594e7f489d53d02e5093830bc18d459846d3379162cf38a3