Analysis
- max time kernel
85s - max time network
6s - platform
windows7_x64 - resource
win7 - submitted
10/08/2020, 18:30
General
- Target SecuriteInfo.com.BackDoor.SiggenNET.5.5155.7212.exe
- Size 428KB
- Sample200810-2hc3artwls
- SHA256 897a1305d267937baedeaf75e35e386efbb9c5d7d66819aaecfd885e84196142
Malware Config
Signatures
- AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- Modifies WinLogon for persistence 2 TTPs 1 IoCs
- AgentTesla Payload 9 IoCs
- Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
- Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
- Suspicious use of SetThreadContext 1 IoCs
- Suspicious behavior: EnumeratesProcesses 3 IoCs
- Suspicious use of AdjustPrivilegeToken 3 IoCs
- Suspicious use of SetWindowsHookEx 1 IoCs
- Suspicious use of WriteProcessMemory 9 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.BackDoor.SiggenNET.5.5155.7212.exe"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.BackDoor.SiggenNET.5.5155.7212.exe"1⤵
- Modifies WinLogon for persistence
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.BackDoor.SiggenNET.5.5155.7212.exe"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.BackDoor.SiggenNET.5.5155.7212.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
memory/1056-10-0x0000000000400000-0x0000000000458000-memory.dmp
memory/1056-12-0x0000000000400000-0x0000000000458000-memory.dmp
memory/1056-13-0x0000000000400000-0x0000000000458000-memory.dmp
memory/1056-14-0x0000000073AF0000-0x00000000741DE000-memory.dmp
memory/1492-0-0x0000000073AF0000-0x00000000741DE000-memory.dmp
memory/1492-1-0x0000000000DB0000-0x0000000000DB1000-memory.dmp
memory/1492-3-0x0000000000570000-0x00000000005B7000-memory.dmp
memory/1492-5-0x000000000BD80000-0x000000000BDFB000-memory.dmp
memory/1492-7-0x0000000005A90000-0x0000000005AE2000-memory.dmp
memory/1492-8-0x0000000007C20000-0x0000000007C22000-memory.dmp