Analysis
- max time kernel
144s - max time network
118s - platform
windows10_x64 - resource
win10v20210408 - submitted
19/08/2021, 08:36
General
- Target c8c33c069be77c4a42ffebc9bdc8f3cf.exe
- Size 1.3MB
- Sample210819-wbj533jms2
- SHA256 b890ee4fcc491ec943cb934c579c22b295c41001f0bd468a80e35fde6aa25f2e
Malware Config
Extracted
-
agenttesla
-
Protocol
smtp
-
Host
milax.gq
-
Port
587
-
Username
-
Password
7213575aceACE@#
Signatures
- AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- AgentTesla Payload 3 IoCs
- Drops file in Drivers directory 1 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 1 IoCs
- Suspicious use of SetWindowsHookEx 1 IoCs
- Suspicious use of WriteProcessMemory 8 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\c8c33c069be77c4a42ffebc9bdc8f3cf.exe"C:\Users\Admin\AppData\Local\Temp\c8c33c069be77c4a42ffebc9bdc8f3cf.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\c8c33c069be77c4a42ffebc9bdc8f3cf.exe"C:\Users\Admin\AppData\Local\Temp\c8c33c069be77c4a42ffebc9bdc8f3cf.exe"2⤵
- Drops file in Drivers directory
- 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/904-119-0x0000000004F40000-0x000000000543E000-memory.dmp
memory/904-123-0x0000000009580000-0x000000000961E000-memory.dmp
memory/904-118-0x0000000004FE0000-0x0000000004FE1000-memory.dmp
memory/904-114-0x0000000000560000-0x0000000000561000-memory.dmp
memory/904-120-0x0000000004F60000-0x0000000004F61000-memory.dmp
memory/904-121-0x00000000051B0000-0x00000000051B1000-memory.dmp
memory/904-117-0x0000000005440000-0x0000000005441000-memory.dmp
memory/904-116-0x0000000004EA0000-0x0000000004EA1000-memory.dmp
memory/904-122-0x00000000028F0000-0x0000000002901000-memory.dmp
memory/904-124-0x0000000009760000-0x00000000097A5000-memory.dmp
memory/2312-125-0x0000000000400000-0x000000000043C000-memory.dmp
memory/2312-132-0x0000000004FE0000-0x00000000054DE000-memory.dmp
memory/2312-133-0x0000000005470000-0x0000000005471000-memory.dmp
memory/2312-134-0x0000000005D40000-0x0000000005D41000-memory.dmp