Analysis
- max time kernel
144s - max time network
103s - platform
windows10_x64 - resource
win10v20201028 - submitted
31/03/2021, 13:23
General
- Target ONEYJKTA78412400_draft_20200816100108-pdf.exe
- Size 652KB
- Sample210331-dtt9l3fpma
- SHA256 464b0e1f84a023c4bf64986f3b70e67433bb3d19366dc7c83fe57ff7cf447d7b
Malware Config
Extracted
-
agenttesla
-
Protocol
smtp
-
Host
mail.ireneoptik.ro
-
Port
587
-
Username
-
Password
y^jS(vibP8AK
Signatures
- AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- AgentTesla Payload 2 IoCs
- Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
- 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 2 IoCs
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of SetWindowsHookEx 1 IoCs
- Suspicious use of WriteProcessMemory 8 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\ONEYJKTA78412400_draft_20200816100108-pdf.exe"C:\Users\Admin\AppData\Local\Temp\ONEYJKTA78412400_draft_20200816100108-pdf.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\ONEYJKTA78412400_draft_20200816100108-pdf.exe"{path}"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/3284-13-0x0000000000400000-0x000000000043C000-memory.dmp
memory/3284-26-0x0000000005A71000-0x0000000005A72000-memory.dmp
memory/3284-23-0x0000000006530000-0x0000000006531000-memory.dmp
memory/3284-22-0x00000000064A0000-0x00000000064A1000-memory.dmp
memory/3284-21-0x0000000005A70000-0x0000000005A71000-memory.dmp
memory/3284-16-0x00000000739D0000-0x00000000740BE000-memory.dmp
memory/4804-7-0x0000000004C00000-0x0000000004C01000-memory.dmp
memory/4804-12-0x00000000067C0000-0x000000000682E000-memory.dmp
memory/4804-11-0x00000000092F0000-0x00000000093A1000-memory.dmp
memory/4804-10-0x0000000004DE0000-0x0000000004DE1000-memory.dmp
memory/4804-9-0x0000000004B30000-0x0000000004B35000-memory.dmp
memory/4804-8-0x00000000024C0000-0x00000000024C1000-memory.dmp
memory/4804-2-0x00000000739D0000-0x00000000740BE000-memory.dmp
memory/4804-6-0x00000000049A0000-0x00000000049A1000-memory.dmp
memory/4804-5-0x0000000004EA0000-0x0000000004EA1000-memory.dmp
memory/4804-3-0x0000000000020000-0x0000000000021000-memory.dmp