Analysis
- max time kernel
137s - max time network
87s - platform
windows10_x64 - resource
win10v20210408 - submitted
22/09/2021, 06:24
General
- Target fc7f66871c6d3cd918238eb78bda5369.exe
- Size 561KB
- Sample210922-g53nmsedfn
- SHA256 5bb3364af59e40b0ce47a44c17de642128094c4e72b1e232b795e24b6d8ccea1
Malware Config
Extracted
-
agenttesla
-
Protocol
smtp
-
Host
dhmlnigeria.com
-
Port
587
-
Username
-
Password
#25,Ofatedo,Road
Signatures
- AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- AgentTesla Payload 3 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\fc7f66871c6d3cd918238eb78bda5369.exe"C:\Users\Admin\AppData\Local\Temp\fc7f66871c6d3cd918238eb78bda5369.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\fc7f66871c6d3cd918238eb78bda5369.exe"C:\Users\Admin\AppData\Local\Temp\fc7f66871c6d3cd918238eb78bda5369.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/1148-124-0x0000000000400000-0x000000000043C000-memory.dmp
memory/1148-133-0x0000000005DB0000-0x0000000005DB1000-memory.dmp
memory/1148-132-0x0000000005240000-0x0000000005241000-memory.dmp
memory/1148-131-0x00000000050C0000-0x00000000055BE000-memory.dmp
memory/1832-118-0x0000000005820000-0x0000000005D1E000-memory.dmp
memory/1832-122-0x00000000066B0000-0x0000000006719000-memory.dmp
memory/1832-123-0x0000000006720000-0x0000000006759000-memory.dmp
memory/1832-121-0x0000000005A60000-0x0000000005A7D000-memory.dmp
memory/1832-120-0x0000000005B30000-0x0000000005B31000-memory.dmp
memory/1832-119-0x0000000005840000-0x0000000005841000-memory.dmp
memory/1832-114-0x0000000000E30000-0x0000000000E31000-memory.dmp
memory/1832-117-0x00000000058C0000-0x00000000058C1000-memory.dmp
memory/1832-116-0x0000000005D20000-0x0000000005D21000-memory.dmp