Analysis
- max time kernel
143s - max time network
155s - platform
windows10-2004_x64 - resource
win10v2004-20231215-en - resource tags
arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system - submitted
28/01/2024, 17:00
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
file.exe
Resource
win7-20231215-en
3 signatures
150 seconds
General
- Target file.exe
- Size 2.3MB
- Sample240128-vh77haebd2
- SHA256 699773d2bcf852aa7bc135e626fe5a08a9b284aac090df12dd754c184c8a2063
- MD5 76d4a943f3e5287c78f094237f3562b2
- SHA1 33e08d867ef636a3e8f6b5d2d98e55212793e45b
- SHA512 07f3d6c07505ac88efb74e935d0e4348c62897482bedde93ee6f0ac4d487a8952597895aae53cc77f85b9f52bd390265fd9c6a71d132e46c0515e8c166d18dad
- SSDEEP 49152:AkQTAktLCMiS7dLdIm6RjwZuHB1eWn0N7I4hNVsJZkwoGCURHz:AakZCMF7JC3RMEWy0NdsP+URHz
- MD5 SHA1 SHA512 SSDEEP
Malware Config
Extracted
Family
-
risepro
C2
-
109.107.182.26:50500
Signatures
- .NET Reactor proctector 3 IoCs
Detects an executable protected by an unregistered version of Eziriz's .NET Reactor.
resource yara_rule behavioral2/memory/868-2-0x0000000005440000-0x000000000566C000-memory.dmp net_reactor behavioral2/memory/868-5-0x0000000005210000-0x000000000543C000-memory.dmp net_reactor behavioral2/memory/868-14-0x0000000002C80000-0x0000000004C80000-memory.dmp net_reactor - Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 868 set thread context of 4316 868 file.exe 85 - Suspicious use of WriteProcessMemory 15 IoCs
description pid Process procid_target PID 868 wrote to memory of 5108 868 file.exe 84 PID 868 wrote to memory of 5108 868 file.exe 84 PID 868 wrote to memory of 5108 868 file.exe 84 PID 868 wrote to memory of 4316 868 file.exe 85 PID 868 wrote to memory of 4316 868 file.exe 85 PID 868 wrote to memory of 4316 868 file.exe 85 PID 868 wrote to memory of 4316 868 file.exe 85 PID 868 wrote to memory of 4316 868 file.exe 85 PID 868 wrote to memory of 4316 868 file.exe 85 PID 868 wrote to memory of 4316 868 file.exe 85 PID 868 wrote to memory of 4316 868 file.exe 85 PID 868 wrote to memory of 4316 868 file.exe 85 PID 868 wrote to memory of 4316 868 file.exe 85 PID 868 wrote to memory of 4316 868 file.exe 85 PID 868 wrote to memory of 4316 868 file.exe 85
Processes
-
C:\Users\Admin\AppData\Local\Temp\file.exe"C:\Users\Admin\AppData\Local\Temp\file.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:868 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"2⤵PID:5108
-
-
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"2⤵PID:4316
-