Analysis
- max time kernel
144s - max time network
153s - platform
windows10-2004_x64 - resource
win10v2004-20231222-en - resource tags
arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system - submitted
07/01/2024, 19:35
Behavioral task
behavioral1
Sample
76c16fdbc68b7df3bc50ecc5a9492e77exe.exe
Resource
win7-20231215-en
7 signatures
150 seconds
General
- Target 76c16fdbc68b7df3bc50ecc5a9492e77exe.exe
- Size 5.1MB
- Sample240107-yaqt2acffk
- SHA256 d63d27212f6e489dc2982042e25752db578b49c6c92e376951e84cdcb52ef5cd
- MD5 76c16fdbc68b7df3bc50ecc5a9492e77
- SHA1 5c67e77454f2f880919768c7d6e2f3a20bc0c53b
- SHA512 474dcdb1e16e965c8fe4599afaf7a3bd9cf9bc1c5c84887bef6627ac5c4ebbb16ec007b16ab5d432df5abca06406999b8ff4b4c2070fb29201d17a573dd3f307
- SSDEEP 49152:lMHnYA4KPPiLXq5Uk7M1YqM2vvcQESniw+KO4sKa1DDs93LnpRRJVZ:oYE4XqxKrniw+KO4sKa1DQ9bnpPDZ
- MD5 SHA1 SHA512 SSDEEP
Malware Config
Signatures
- Detect ZGRat V1 1 IoCs
resource yara_rule behavioral2/memory/4332-1-0x0000000000380000-0x00000000008A0000-memory.dmp family_zgrat_v1 - .NET Reactor proctector 1 IoCs
Detects an executable protected by an unregistered version of Eziriz's .NET Reactor.
resource yara_rule behavioral2/memory/4332-1-0x0000000000380000-0x00000000008A0000-memory.dmp net_reactor - Loads dropped DLL 1 IoCs
pid Process 4332 76c16fdbc68b7df3bc50ecc5a9492e77exe.exe - Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 4332 set thread context of 2276 4332 76c16fdbc68b7df3bc50ecc5a9492e77exe.exe 100 - Suspicious use of WriteProcessMemory 9 IoCs
description pid Process procid_target PID 4332 wrote to memory of 2276 4332 76c16fdbc68b7df3bc50ecc5a9492e77exe.exe 100 PID 4332 wrote to memory of 2276 4332 76c16fdbc68b7df3bc50ecc5a9492e77exe.exe 100 PID 4332 wrote to memory of 2276 4332 76c16fdbc68b7df3bc50ecc5a9492e77exe.exe 100 PID 4332 wrote to memory of 2276 4332 76c16fdbc68b7df3bc50ecc5a9492e77exe.exe 100 PID 4332 wrote to memory of 2276 4332 76c16fdbc68b7df3bc50ecc5a9492e77exe.exe 100 PID 4332 wrote to memory of 2276 4332 76c16fdbc68b7df3bc50ecc5a9492e77exe.exe 100 PID 4332 wrote to memory of 2276 4332 76c16fdbc68b7df3bc50ecc5a9492e77exe.exe 100 PID 4332 wrote to memory of 2276 4332 76c16fdbc68b7df3bc50ecc5a9492e77exe.exe 100 PID 4332 wrote to memory of 2276 4332 76c16fdbc68b7df3bc50ecc5a9492e77exe.exe 100
Processes
-
C:\Users\Admin\AppData\Local\Temp\76c16fdbc68b7df3bc50ecc5a9492e77exe.exe"C:\Users\Admin\AppData\Local\Temp\76c16fdbc68b7df3bc50ecc5a9492e77exe.exe"1⤵
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4332 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exeC:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe2⤵PID:2276
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