Analysis
- max time kernel
133s - max time network
113s - platform
windows10_x64 - resource
win10v20210410 - submitted
02/08/2021, 10:58
General
- Target Invoice no SS21-22185.exe
- Size 1.4MB
- Sample210802-ar7vgvrzwn
- SHA256 266ff1cf087f8922516f03e2e5853c28efdcbc835b64dc23e7c355a3cc0dc173
Malware Config
Extracted
-
agenttesla
-
Protocol
smtp
-
Host
mail.ndn.edu.lb
-
Port
587
-
Username
-
Password
Lebanon-Achrafieh-39
Signatures
- AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- AgentTesla Payload 2 IoCs
- Drops file in Drivers directory 1 IoCs
- Adds Run key to start application 2 TTPs 1 IoCs
- Suspicious use of SetThreadContext 1 IoCs
- Suspicious behavior: EnumeratesProcesses 2 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of WriteProcessMemory 8 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\Invoice no SS21-22185.exe"C:\Users\Admin\AppData\Local\Temp\Invoice no SS21-22185.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
-
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"2⤵
- Drops file in Drivers directory
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
memory/3256-114-0x00000000003C0000-0x00000000003C1000-memory.dmp
memory/3256-116-0x0000000005200000-0x0000000005201000-memory.dmp
memory/3256-117-0x0000000004DA0000-0x0000000004DA1000-memory.dmp
memory/3256-118-0x0000000004D60000-0x0000000004D61000-memory.dmp
memory/3256-119-0x0000000005030000-0x0000000005031000-memory.dmp
memory/3256-120-0x0000000004CE0000-0x0000000004CE1000-memory.dmp
memory/3256-121-0x00000000047C0000-0x00000000047CD000-memory.dmp
memory/3256-122-0x0000000009AD0000-0x0000000009B65000-memory.dmp
memory/3256-123-0x0000000005700000-0x0000000005738000-memory.dmp
memory/3944-124-0x0000000000400000-0x000000000043C000-memory.dmp
memory/3944-130-0x0000000004EA0000-0x0000000004EA1000-memory.dmp
memory/3944-131-0x0000000005340000-0x0000000005341000-memory.dmp
memory/3944-132-0x0000000005A20000-0x0000000005A21000-memory.dmp
memory/3944-135-0x0000000004EA1000-0x0000000004EA2000-memory.dmp