Windows 7 deprecation
Windows 7 will be removed from tria.ge on 2025-03-31
Analysis
-
max time kernel
150s -
max time network
130s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
03/06/2024, 22:29
Static task
static1
Behavioral task
behavioral1
Sample
b912a788fd451bf4ddd1834e37e08ef81d3549b948ed0888e16a1e3faee984f1.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
b912a788fd451bf4ddd1834e37e08ef81d3549b948ed0888e16a1e3faee984f1.exe
Resource
win10v2004-20240508-en
General
-
Target
b912a788fd451bf4ddd1834e37e08ef81d3549b948ed0888e16a1e3faee984f1.exe
-
Size
79KB
-
MD5
2874966864fc9bea32cc457135b8ab8a
-
SHA1
7e188555a5b26d09813bde4c5b400fd364079099
-
SHA256
b912a788fd451bf4ddd1834e37e08ef81d3549b948ed0888e16a1e3faee984f1
-
SHA512
89163ff1c3a2b0e86f60a0445723b98d25828c550d33052d92a006da9710b066e9b0887594457b6b062bfa6247658b6981b3b830c736b4ce7916c61faa2686ab
-
SSDEEP
1536:RshfSWHHNvoLqNwDDGw02eQmh0HjWO3Bxr7n:GhfxHNIreQm+HikBxr7n
Malware Config
Signatures
-
Executes dropped EXE 1 IoCs
pid Process 3548 rundll32.exe -
Modifies system executable filetype association 2 TTPs 5 IoCs
description ioc Process Key created \REGISTRY\MACHINE\Software\Classes\exefile\shell\open\command rundll32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "¢« \"%1\" %*" rundll32.exe Key created \REGISTRY\MACHINE\Software\Classes\exefile\shell\open\command b912a788fd451bf4ddd1834e37e08ef81d3549b948ed0888e16a1e3faee984f1.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "\"%1\" %*" b912a788fd451bf4ddd1834e37e08ef81d3549b948ed0888e16a1e3faee984f1.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "¢« \"%1\" %*" b912a788fd451bf4ddd1834e37e08ef81d3549b948ed0888e16a1e3faee984f1.exe -
Drops file in System32 directory 4 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\¢«.exe b912a788fd451bf4ddd1834e37e08ef81d3549b948ed0888e16a1e3faee984f1.exe File created C:\Windows\SysWOW64\¢«.exe b912a788fd451bf4ddd1834e37e08ef81d3549b948ed0888e16a1e3faee984f1.exe File opened for modification C:\Windows\SysWOW64\notepad¢¬.exe b912a788fd451bf4ddd1834e37e08ef81d3549b948ed0888e16a1e3faee984f1.exe File created C:\Windows\SysWOW64\notepad¢¬.exe b912a788fd451bf4ddd1834e37e08ef81d3549b948ed0888e16a1e3faee984f1.exe -
Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\system\rundll32.exe b912a788fd451bf4ddd1834e37e08ef81d3549b948ed0888e16a1e3faee984f1.exe File created C:\Windows\system\rundll32.exe b912a788fd451bf4ddd1834e37e08ef81d3549b948ed0888e16a1e3faee984f1.exe -
Modifies registry class 15 IoCs
description ioc Process Key created \REGISTRY\MACHINE\Software\Classes\MSipv b912a788fd451bf4ddd1834e37e08ef81d3549b948ed0888e16a1e3faee984f1.exe Key created \REGISTRY\MACHINE\Software\Classes\exefile\shell\open\command b912a788fd451bf4ddd1834e37e08ef81d3549b948ed0888e16a1e3faee984f1.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "\"%1\" %*" b912a788fd451bf4ddd1834e37e08ef81d3549b948ed0888e16a1e3faee984f1.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\ = "notepad.exe %1" b912a788fd451bf4ddd1834e37e08ef81d3549b948ed0888e16a1e3faee984f1.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "¢« \"%1\" %*" b912a788fd451bf4ddd1834e37e08ef81d3549b948ed0888e16a1e3faee984f1.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\ = "notepad¢¬ %1" b912a788fd451bf4ddd1834e37e08ef81d3549b948ed0888e16a1e3faee984f1.exe Key created \REGISTRY\MACHINE\Software\Classes\MSipv rundll32.exe Key created \REGISTRY\MACHINE\Software\Classes\exefile\shell\open\command rundll32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "¢« \"%1\" %*" rundll32.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainSetup = "1717453776" rundll32.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainUp = "1717453776" rundll32.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainVer = "506" rundll32.exe Key created \REGISTRY\MACHINE\Software\Classes\txtfile\shell\open\command b912a788fd451bf4ddd1834e37e08ef81d3549b948ed0888e16a1e3faee984f1.exe Key created \REGISTRY\MACHINE\Software\Classes\txtfile\shell\open\command rundll32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\ = "notepad¢¬ %1" rundll32.exe -
Suspicious behavior: EnumeratesProcesses 28 IoCs
pid Process 4900 b912a788fd451bf4ddd1834e37e08ef81d3549b948ed0888e16a1e3faee984f1.exe 4900 b912a788fd451bf4ddd1834e37e08ef81d3549b948ed0888e16a1e3faee984f1.exe 4900 b912a788fd451bf4ddd1834e37e08ef81d3549b948ed0888e16a1e3faee984f1.exe 4900 b912a788fd451bf4ddd1834e37e08ef81d3549b948ed0888e16a1e3faee984f1.exe 4900 b912a788fd451bf4ddd1834e37e08ef81d3549b948ed0888e16a1e3faee984f1.exe 4900 b912a788fd451bf4ddd1834e37e08ef81d3549b948ed0888e16a1e3faee984f1.exe 4900 b912a788fd451bf4ddd1834e37e08ef81d3549b948ed0888e16a1e3faee984f1.exe 4900 b912a788fd451bf4ddd1834e37e08ef81d3549b948ed0888e16a1e3faee984f1.exe 4900 b912a788fd451bf4ddd1834e37e08ef81d3549b948ed0888e16a1e3faee984f1.exe 4900 b912a788fd451bf4ddd1834e37e08ef81d3549b948ed0888e16a1e3faee984f1.exe 4900 b912a788fd451bf4ddd1834e37e08ef81d3549b948ed0888e16a1e3faee984f1.exe 4900 b912a788fd451bf4ddd1834e37e08ef81d3549b948ed0888e16a1e3faee984f1.exe 4900 b912a788fd451bf4ddd1834e37e08ef81d3549b948ed0888e16a1e3faee984f1.exe 4900 b912a788fd451bf4ddd1834e37e08ef81d3549b948ed0888e16a1e3faee984f1.exe 4900 b912a788fd451bf4ddd1834e37e08ef81d3549b948ed0888e16a1e3faee984f1.exe 4900 b912a788fd451bf4ddd1834e37e08ef81d3549b948ed0888e16a1e3faee984f1.exe 4900 b912a788fd451bf4ddd1834e37e08ef81d3549b948ed0888e16a1e3faee984f1.exe 4900 b912a788fd451bf4ddd1834e37e08ef81d3549b948ed0888e16a1e3faee984f1.exe 4900 b912a788fd451bf4ddd1834e37e08ef81d3549b948ed0888e16a1e3faee984f1.exe 4900 b912a788fd451bf4ddd1834e37e08ef81d3549b948ed0888e16a1e3faee984f1.exe 4900 b912a788fd451bf4ddd1834e37e08ef81d3549b948ed0888e16a1e3faee984f1.exe 4900 b912a788fd451bf4ddd1834e37e08ef81d3549b948ed0888e16a1e3faee984f1.exe 4900 b912a788fd451bf4ddd1834e37e08ef81d3549b948ed0888e16a1e3faee984f1.exe 4900 b912a788fd451bf4ddd1834e37e08ef81d3549b948ed0888e16a1e3faee984f1.exe 4900 b912a788fd451bf4ddd1834e37e08ef81d3549b948ed0888e16a1e3faee984f1.exe 4900 b912a788fd451bf4ddd1834e37e08ef81d3549b948ed0888e16a1e3faee984f1.exe 4900 b912a788fd451bf4ddd1834e37e08ef81d3549b948ed0888e16a1e3faee984f1.exe 4900 b912a788fd451bf4ddd1834e37e08ef81d3549b948ed0888e16a1e3faee984f1.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 3548 rundll32.exe -
Suspicious use of SetWindowsHookEx 3 IoCs
pid Process 4900 b912a788fd451bf4ddd1834e37e08ef81d3549b948ed0888e16a1e3faee984f1.exe 3548 rundll32.exe 3548 rundll32.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 4900 wrote to memory of 3548 4900 b912a788fd451bf4ddd1834e37e08ef81d3549b948ed0888e16a1e3faee984f1.exe 85 PID 4900 wrote to memory of 3548 4900 b912a788fd451bf4ddd1834e37e08ef81d3549b948ed0888e16a1e3faee984f1.exe 85 PID 4900 wrote to memory of 3548 4900 b912a788fd451bf4ddd1834e37e08ef81d3549b948ed0888e16a1e3faee984f1.exe 85
Processes
-
C:\Users\Admin\AppData\Local\Temp\b912a788fd451bf4ddd1834e37e08ef81d3549b948ed0888e16a1e3faee984f1.exe"C:\Users\Admin\AppData\Local\Temp\b912a788fd451bf4ddd1834e37e08ef81d3549b948ed0888e16a1e3faee984f1.exe"1⤵
- Modifies system executable filetype association
- Drops file in System32 directory
- Drops file in Windows directory
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4900 -
C:\Windows\system\rundll32.exeC:\Windows\system\rundll32.exe2⤵
- Executes dropped EXE
- Modifies system executable filetype association
- Modifies registry class
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of SetWindowsHookEx
PID:3548
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
85KB
MD5ce9794faccfb585e5390678a3ef9f8d6
SHA1e359100a9907b30b8e82ceedbae7070d50c767ed
SHA256735377d6c85210fc15baeec7aba1bdef98237f6124735647f1733298a0b9fa7b
SHA5125159bc7c04f84f7c629f276667bb18a6c46494f71544b77c33938acd3872fed14b146a9145f1cd514fb3b00c57bcc1f71229989f8a6cb487db40687f4f7dfb84
-
Filesize
82KB
MD58f73159f68804bdf8462d12952491a4e
SHA138d4406ae49c7c1be4152926cf08659f4ecb274f
SHA2561ae5e2ab061a2149e5f7331601025991a27d879f3046b8de73a12bdd9ee46345
SHA512a911ee4754b3bfaa2a5cf22f59b85b81b5e1cd7b8ee946a67b5d4d9d6d375012e1f80987ddd20ff66390868b1c5a373a77ae8f10828bf947cb609386d780256a