Analysis
- max time kernel
150s - max time network
112s - platform
windows10_x64 - resource
win10v200722 - submitted
14/10/2020, 21:48
General
- Target H022020000006222.exe
- Size 671KB
- Sample201014-k3zsz9tycx
- SHA256 bae353be3d64c66c76ca33280e436b02460497265e503b772db81c2e84971cba
Malware Config
Extracted
-
agenttesla
-
Protocol
smtp
-
Host
smtp.yandex.com
-
Port
587
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Username
-
Password
Company@12
Signatures
- AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- AgentTesla Payload 2 IoCs
- Suspicious use of SetThreadContext 1 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
- Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
- Suspicious behavior: EnumeratesProcesses 6 IoCs
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of SetWindowsHookEx 1 IoCs
- Suspicious use of WriteProcessMemory 11 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\H022020000006222.exe"C:\Users\Admin\AppData\Local\Temp\H022020000006222.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\dgxZyxmLSN" /XML "C:\Users\Admin\AppData\Local\Temp\tmp82BD.tmp"2⤵
- Creates scheduled task(s)
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.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/584-9-0x000000000A780000-0x000000000A7EE000-memory.dmp
memory/584-0-0x0000000073DB0000-0x000000007449E000-memory.dmp
memory/584-4-0x00000000057B0000-0x00000000057B1000-memory.dmp
memory/584-5-0x0000000005790000-0x0000000005791000-memory.dmp
memory/584-6-0x0000000005BC0000-0x0000000005BC4000-memory.dmp
memory/584-7-0x0000000007D10000-0x0000000007D11000-memory.dmp
memory/584-3-0x0000000005BD0000-0x0000000005BD1000-memory.dmp
memory/584-1-0x0000000000EE0000-0x0000000000EE1000-memory.dmp
memory/584-8-0x0000000007C70000-0x0000000007CE5000-memory.dmp
memory/3220-12-0x0000000000400000-0x000000000043C000-memory.dmp
memory/3220-14-0x0000000073DB0000-0x000000007449E000-memory.dmp
memory/3220-19-0x00000000055B0000-0x00000000055B1000-memory.dmp
memory/3220-20-0x0000000006120000-0x0000000006121000-memory.dmp