Analysis
- max time kernel
195s - max time network
300s - platform
windows10-1703_x64 - resource
win10-20240404-en - resource tags
arch:x64arch:x86image:win10-20240404-enlocale:en-usos:windows10-1703-x64system - submitted
07/06/2024, 00:07
Static task
static1
2 signatures
Behavioral task
behavioral1
Sample
66fe515b72f67f47ec945b4428034dd9522e2d7dbb8a3ee3db391aeec3ca31d9.exe
Resource
win7-20240221-en
5 signatures
300 seconds
General
- Target 66fe515b72f67f47ec945b4428034dd9522e2d7dbb8a3ee3db391aeec3ca31d9.exe
- Size 5.1MB
- Sample240607-aek8caeb2w
- SHA256 66fe515b72f67f47ec945b4428034dd9522e2d7dbb8a3ee3db391aeec3ca31d9
- MD5 076096e098b228134894fe2460ad7f76
- SHA1 384473a1c5ef0a883b409bd0f1ee306308f58bdb
- SHA512 1ae8dc1d3aaa7fd8c9df65689dc374b0f8b1aeb0b6c2db55ed36d40cd2753b871955c82918c88b5512047a4a70497a1922926e2e01c2437535cad5d8499172db
- SSDEEP 98304:yv58hZ+P77jNuun84B7BeM7UsyCU1R0vf2qWymocK/56AIo:yv532GhygGPyxD/YA
- MD5 SHA1 SHA512 SSDEEP
Malware Config
Signatures
- .NET Reactor proctector 1 IoCs
Detects an executable protected by an unregistered version of Eziriz's .NET Reactor.
resource yara_rule behavioral2/memory/3380-1-0x0000000000370000-0x0000000000884000-memory.dmp net_reactor - Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 3380 set thread context of 3888 3380 66fe515b72f67f47ec945b4428034dd9522e2d7dbb8a3ee3db391aeec3ca31d9.exe 74 - Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 3380 66fe515b72f67f47ec945b4428034dd9522e2d7dbb8a3ee3db391aeec3ca31d9.exe - Suspicious use of WriteProcessMemory 10 IoCs
description pid Process procid_target PID 3380 wrote to memory of 3888 3380 66fe515b72f67f47ec945b4428034dd9522e2d7dbb8a3ee3db391aeec3ca31d9.exe 74 PID 3380 wrote to memory of 3888 3380 66fe515b72f67f47ec945b4428034dd9522e2d7dbb8a3ee3db391aeec3ca31d9.exe 74 PID 3380 wrote to memory of 3888 3380 66fe515b72f67f47ec945b4428034dd9522e2d7dbb8a3ee3db391aeec3ca31d9.exe 74 PID 3380 wrote to memory of 3888 3380 66fe515b72f67f47ec945b4428034dd9522e2d7dbb8a3ee3db391aeec3ca31d9.exe 74 PID 3380 wrote to memory of 3888 3380 66fe515b72f67f47ec945b4428034dd9522e2d7dbb8a3ee3db391aeec3ca31d9.exe 74 PID 3380 wrote to memory of 3888 3380 66fe515b72f67f47ec945b4428034dd9522e2d7dbb8a3ee3db391aeec3ca31d9.exe 74 PID 3380 wrote to memory of 3888 3380 66fe515b72f67f47ec945b4428034dd9522e2d7dbb8a3ee3db391aeec3ca31d9.exe 74 PID 3380 wrote to memory of 3888 3380 66fe515b72f67f47ec945b4428034dd9522e2d7dbb8a3ee3db391aeec3ca31d9.exe 74 PID 3380 wrote to memory of 3888 3380 66fe515b72f67f47ec945b4428034dd9522e2d7dbb8a3ee3db391aeec3ca31d9.exe 74 PID 3380 wrote to memory of 3888 3380 66fe515b72f67f47ec945b4428034dd9522e2d7dbb8a3ee3db391aeec3ca31d9.exe 74
Processes
-
C:\Users\Admin\AppData\Local\Temp\66fe515b72f67f47ec945b4428034dd9522e2d7dbb8a3ee3db391aeec3ca31d9.exe"C:\Users\Admin\AppData\Local\Temp\66fe515b72f67f47ec945b4428034dd9522e2d7dbb8a3ee3db391aeec3ca31d9.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3380 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"2⤵PID:3888
-