Windows 7 deprecation
Windows 7 will be removed from tria.ge on 2025-03-31
Analysis
-
max time kernel
150s -
max time network
46s -
platform
windows7_x64 -
resource
win7-20220901-en -
resource tags
arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system -
submitted
19/10/2022, 17:45
Static task
static1
Behavioral task
behavioral1
Sample
55f8b21a13e50a50514f3b8964d69a3f425c70eb08b0f347671ab44b847f08ec.exe
Resource
win7-20220901-en
windows7-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
55f8b21a13e50a50514f3b8964d69a3f425c70eb08b0f347671ab44b847f08ec.exe
Resource
win10v2004-20220901-en
windows10-2004-x64
8 signatures
150 seconds
General
-
Target
55f8b21a13e50a50514f3b8964d69a3f425c70eb08b0f347671ab44b847f08ec.exe
-
Size
100KB
-
MD5
126cde9cc95b4ce11e125064c562fef0
-
SHA1
1dabe988c54920d9395fb60638014f2b48263ab2
-
SHA256
55f8b21a13e50a50514f3b8964d69a3f425c70eb08b0f347671ab44b847f08ec
-
SHA512
d1a7a340adcd2d1faab2d076e5671bcd18606fc9f91302f2c4038a8cc61d16bf960da4d7c134d69d7b1c82747613c0a84623ae470769652b90ae89ccda00b945
-
SSDEEP
1536:5hWcX2203QYxJcIRGWcOWPWvXArnY1ZPBizyes5NIjnZqd:OQ0NJizyeuCn0d
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-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" 55f8b21a13e50a50514f3b8964d69a3f425c70eb08b0f347671ab44b847f08ec.exe Set value (int) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0" puosoe.exe -
Executes dropped EXE 1 IoCs
pid Process 1728 puosoe.exe -
Loads dropped DLL 2 IoCs
pid Process 832 55f8b21a13e50a50514f3b8964d69a3f425c70eb08b0f347671ab44b847f08ec.exe 832 55f8b21a13e50a50514f3b8964d69a3f425c70eb08b0f347671ab44b847f08ec.exe -
Adds Run key to start application 2 TTPs 52 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\puosoe = "C:\\Users\\Admin\\puosoe.exe /s" puosoe.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\puosoe = "C:\\Users\\Admin\\puosoe.exe /M" puosoe.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\puosoe = "C:\\Users\\Admin\\puosoe.exe /Y" puosoe.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\puosoe = "C:\\Users\\Admin\\puosoe.exe /I" puosoe.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\puosoe = "C:\\Users\\Admin\\puosoe.exe /k" puosoe.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\puosoe = "C:\\Users\\Admin\\puosoe.exe /m" puosoe.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\puosoe = "C:\\Users\\Admin\\puosoe.exe /q" puosoe.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\puosoe = "C:\\Users\\Admin\\puosoe.exe /X" puosoe.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\puosoe = "C:\\Users\\Admin\\puosoe.exe /l" puosoe.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\puosoe = "C:\\Users\\Admin\\puosoe.exe /B" puosoe.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\puosoe = "C:\\Users\\Admin\\puosoe.exe /F" puosoe.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\puosoe = "C:\\Users\\Admin\\puosoe.exe /N" puosoe.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\puosoe = "C:\\Users\\Admin\\puosoe.exe /O" puosoe.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\puosoe = "C:\\Users\\Admin\\puosoe.exe /E" puosoe.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\puosoe = "C:\\Users\\Admin\\puosoe.exe /R" puosoe.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\puosoe = "C:\\Users\\Admin\\puosoe.exe /T" puosoe.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\puosoe = "C:\\Users\\Admin\\puosoe.exe /d" puosoe.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\puosoe = "C:\\Users\\Admin\\puosoe.exe /u" puosoe.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\puosoe = "C:\\Users\\Admin\\puosoe.exe /w" puosoe.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\puosoe = "C:\\Users\\Admin\\puosoe.exe /D" puosoe.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\puosoe = "C:\\Users\\Admin\\puosoe.exe /i" puosoe.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\puosoe = "C:\\Users\\Admin\\puosoe.exe /V" puosoe.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\puosoe = "C:\\Users\\Admin\\puosoe.exe /b" puosoe.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\puosoe = "C:\\Users\\Admin\\puosoe.exe /o" puosoe.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\puosoe = "C:\\Users\\Admin\\puosoe.exe /C" puosoe.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\puosoe = "C:\\Users\\Admin\\puosoe.exe /J" puosoe.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\puosoe = "C:\\Users\\Admin\\puosoe.exe /a" puosoe.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\puosoe = "C:\\Users\\Admin\\puosoe.exe /p" puosoe.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\puosoe = "C:\\Users\\Admin\\puosoe.exe /x" puosoe.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\puosoe = "C:\\Users\\Admin\\puosoe.exe /S" puosoe.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\puosoe = "C:\\Users\\Admin\\puosoe.exe /c" puosoe.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\puosoe = "C:\\Users\\Admin\\puosoe.exe /U" puosoe.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\puosoe = "C:\\Users\\Admin\\puosoe.exe /G" puosoe.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\puosoe = "C:\\Users\\Admin\\puosoe.exe /w" 55f8b21a13e50a50514f3b8964d69a3f425c70eb08b0f347671ab44b847f08ec.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\puosoe = "C:\\Users\\Admin\\puosoe.exe /e" puosoe.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\puosoe = "C:\\Users\\Admin\\puosoe.exe /h" puosoe.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\puosoe = "C:\\Users\\Admin\\puosoe.exe /K" puosoe.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\puosoe = "C:\\Users\\Admin\\puosoe.exe /Q" puosoe.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\puosoe = "C:\\Users\\Admin\\puosoe.exe /A" puosoe.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\puosoe = "C:\\Users\\Admin\\puosoe.exe /y" puosoe.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\puosoe = "C:\\Users\\Admin\\puosoe.exe /v" puosoe.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\puosoe = "C:\\Users\\Admin\\puosoe.exe /L" puosoe.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\puosoe = "C:\\Users\\Admin\\puosoe.exe /n" puosoe.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\puosoe = "C:\\Users\\Admin\\puosoe.exe /r" puosoe.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\puosoe = "C:\\Users\\Admin\\puosoe.exe /P" puosoe.exe Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\ puosoe.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\puosoe = "C:\\Users\\Admin\\puosoe.exe /z" puosoe.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\puosoe = "C:\\Users\\Admin\\puosoe.exe /j" puosoe.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\puosoe = "C:\\Users\\Admin\\puosoe.exe /t" puosoe.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\puosoe = "C:\\Users\\Admin\\puosoe.exe /H" puosoe.exe Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\ 55f8b21a13e50a50514f3b8964d69a3f425c70eb08b0f347671ab44b847f08ec.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\puosoe = "C:\\Users\\Admin\\puosoe.exe /W" puosoe.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
-
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 832 55f8b21a13e50a50514f3b8964d69a3f425c70eb08b0f347671ab44b847f08ec.exe 1728 puosoe.exe 1728 puosoe.exe 1728 puosoe.exe 1728 puosoe.exe 1728 puosoe.exe 1728 puosoe.exe 1728 puosoe.exe 1728 puosoe.exe 1728 puosoe.exe 1728 puosoe.exe 1728 puosoe.exe 1728 puosoe.exe 1728 puosoe.exe 1728 puosoe.exe 1728 puosoe.exe 1728 puosoe.exe 1728 puosoe.exe 1728 puosoe.exe 1728 puosoe.exe 1728 puosoe.exe 1728 puosoe.exe 1728 puosoe.exe 1728 puosoe.exe 1728 puosoe.exe 1728 puosoe.exe 1728 puosoe.exe 1728 puosoe.exe 1728 puosoe.exe 1728 puosoe.exe 1728 puosoe.exe 1728 puosoe.exe 1728 puosoe.exe 1728 puosoe.exe 1728 puosoe.exe 1728 puosoe.exe 1728 puosoe.exe 1728 puosoe.exe 1728 puosoe.exe 1728 puosoe.exe 1728 puosoe.exe 1728 puosoe.exe 1728 puosoe.exe 1728 puosoe.exe 1728 puosoe.exe 1728 puosoe.exe 1728 puosoe.exe 1728 puosoe.exe 1728 puosoe.exe 1728 puosoe.exe 1728 puosoe.exe 1728 puosoe.exe 1728 puosoe.exe 1728 puosoe.exe 1728 puosoe.exe 1728 puosoe.exe 1728 puosoe.exe 1728 puosoe.exe 1728 puosoe.exe 1728 puosoe.exe 1728 puosoe.exe 1728 puosoe.exe 1728 puosoe.exe 1728 puosoe.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 832 55f8b21a13e50a50514f3b8964d69a3f425c70eb08b0f347671ab44b847f08ec.exe 1728 puosoe.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 832 wrote to memory of 1728 832 55f8b21a13e50a50514f3b8964d69a3f425c70eb08b0f347671ab44b847f08ec.exe 28 PID 832 wrote to memory of 1728 832 55f8b21a13e50a50514f3b8964d69a3f425c70eb08b0f347671ab44b847f08ec.exe 28 PID 832 wrote to memory of 1728 832 55f8b21a13e50a50514f3b8964d69a3f425c70eb08b0f347671ab44b847f08ec.exe 28 PID 832 wrote to memory of 1728 832 55f8b21a13e50a50514f3b8964d69a3f425c70eb08b0f347671ab44b847f08ec.exe 28
Processes
-
C:\Users\Admin\AppData\Local\Temp\55f8b21a13e50a50514f3b8964d69a3f425c70eb08b0f347671ab44b847f08ec.exe"C:\Users\Admin\AppData\Local\Temp\55f8b21a13e50a50514f3b8964d69a3f425c70eb08b0f347671ab44b847f08ec.exe"1⤵
- Modifies visiblity of hidden/system files in Explorer
- Loads dropped DLL
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:832 -
C:\Users\Admin\puosoe.exe"C:\Users\Admin\puosoe.exe"2⤵
- Modifies visiblity of hidden/system files in Explorer
- Executes dropped EXE
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
PID:1728
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
100KB
MD54fc3d54b13c571f26919364d2135ec3d
SHA19b93904f3659b598650e54f203730eab07aac715
SHA2567da1a79476a499d4a0141c7e33fc26738de8555fb7656a401a8c442b2a70c22b
SHA5126da5be515a05fb14674b180056f336f520bf92c93f529c99096006401fbe0e1b3c488f1297887138d179e2f9a1188b103a2aed95c180a496882018f2b6d7bb87
-
Filesize
100KB
MD54fc3d54b13c571f26919364d2135ec3d
SHA19b93904f3659b598650e54f203730eab07aac715
SHA2567da1a79476a499d4a0141c7e33fc26738de8555fb7656a401a8c442b2a70c22b
SHA5126da5be515a05fb14674b180056f336f520bf92c93f529c99096006401fbe0e1b3c488f1297887138d179e2f9a1188b103a2aed95c180a496882018f2b6d7bb87
-
Filesize
100KB
MD54fc3d54b13c571f26919364d2135ec3d
SHA19b93904f3659b598650e54f203730eab07aac715
SHA2567da1a79476a499d4a0141c7e33fc26738de8555fb7656a401a8c442b2a70c22b
SHA5126da5be515a05fb14674b180056f336f520bf92c93f529c99096006401fbe0e1b3c488f1297887138d179e2f9a1188b103a2aed95c180a496882018f2b6d7bb87
-
Filesize
100KB
MD54fc3d54b13c571f26919364d2135ec3d
SHA19b93904f3659b598650e54f203730eab07aac715
SHA2567da1a79476a499d4a0141c7e33fc26738de8555fb7656a401a8c442b2a70c22b
SHA5126da5be515a05fb14674b180056f336f520bf92c93f529c99096006401fbe0e1b3c488f1297887138d179e2f9a1188b103a2aed95c180a496882018f2b6d7bb87