Analysis
- max time kernel
37s - max time network
40s - platform
windows7_x64 - resource
win7v20201028 - submitted
09/11/2020, 20:34
General
- Target SecuriteInfo.com.Variant.MSILPerseus.225130.19779.32471.exe
- Size 259KB
- Sample201109-gpaa33gr3j
- SHA256 d7c429cf20f1e4532daae7b1da6bbd89cc286d2cddab72a384bb3d6403f8ac2a
Malware Config
Signatures
- Contains code to disable Windows Defender 4 IoCs
A .NET executable tasked with disabling Windows Defender capabilities such as realtime monitoring, blocking at first seen, etc.
- Modifies Windows Defender Real-time Protection settings 3 TTPs
- rezer0 1 IoCs
Detects ReZer0, a packer with multiple versions used in various campaigns.
- Windows security modification 2 TTPs 2 IoCs
- Suspicious use of SetThreadContext 1 IoCs
- Suspicious behavior: EnumeratesProcesses 2 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of WriteProcessMemory 13 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Variant.MSILPerseus.225130.19779.32471.exe"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Variant.MSILPerseus.225130.19779.32471.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Variant.MSILPerseus.225130.19779.32471.exe"{path}"2⤵
- Windows security modification
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"powershell" Get-MpPreference -verbose3⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
memory/344-0-0x0000000073FF0000-0x00000000746DE000-memory.dmp
memory/344-1-0x00000000009D0000-0x00000000009D1000-memory.dmp
memory/344-3-0x00000000003E0000-0x00000000003E2000-memory.dmp
memory/344-4-0x0000000000430000-0x000000000043B000-memory.dmp
memory/1968-20-0x0000000005630000-0x0000000005631000-memory.dmp
memory/1968-16-0x0000000002450000-0x0000000002451000-memory.dmp
memory/1968-49-0x0000000006330000-0x0000000006331000-memory.dmp
memory/1968-48-0x0000000006320000-0x0000000006321000-memory.dmp
memory/1968-34-0x00000000055F0000-0x00000000055F1000-memory.dmp
memory/1968-13-0x0000000073FF0000-0x00000000746DE000-memory.dmp
memory/1968-14-0x0000000000D20000-0x0000000000D21000-memory.dmp
memory/1968-15-0x0000000004900000-0x0000000004901000-memory.dmp
memory/1968-33-0x0000000006260000-0x0000000006261000-memory.dmp
memory/1968-17-0x0000000002870000-0x0000000002871000-memory.dmp
memory/1968-26-0x0000000006180000-0x0000000006181000-memory.dmp
memory/1968-25-0x00000000056F0000-0x00000000056F1000-memory.dmp
memory/2028-5-0x0000000000400000-0x0000000000408000-memory.dmp
memory/2028-9-0x0000000073FF0000-0x00000000746DE000-memory.dmp
memory/2028-8-0x0000000000400000-0x0000000000408000-memory.dmp
memory/2028-7-0x0000000000400000-0x0000000000408000-memory.dmp