Analysis
- max time kernel
146s - max time network
9s - platform
windows7_x64 - resource
win7v20201028 - submitted
04/03/2021, 07:24
General
- Target HYUNDAI_.EXE
- Size 1.4MB
- Sample210304-nek1ba3dps
- SHA256 a67f9172ca1a41d7403d46be868448d83c1c80a1dbdd714b4122a62470ebb00a
Malware Config
Extracted
-
agenttesla
-
Protocol
smtp
-
Host
mail.lootahperfumes.com
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Port
587
-
Username
-
Password
clever2018
Signatures
- AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- AgentTesla Payload 3 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 2 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of WriteProcessMemory 13 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\HYUNDAI_.EXE"C:\Users\Admin\AppData\Local\Temp\HYUNDAI_.EXE"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\HxmAqg" /XML "C:\Users\Admin\AppData\Local\Temp\tmp9CEB.tmp"2⤵
- Creates scheduled task(s)
-
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C:\Users\Admin\AppData\Local\Temp\HYUNDAI_.EXE"C:\Users\Admin\AppData\Local\Temp\HYUNDAI_.EXE"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
memory/1192-10-0x0000000000400000-0x000000000043C000-memory.dmp
memory/1192-12-0x0000000073E00000-0x00000000744EE000-memory.dmp
memory/1192-13-0x0000000000400000-0x000000000043C000-memory.dmp
memory/1192-15-0x0000000004A20000-0x0000000004A21000-memory.dmp
memory/1932-2-0x0000000073E00000-0x00000000744EE000-memory.dmp
memory/1932-3-0x0000000000C20000-0x0000000000C21000-memory.dmp
memory/1932-5-0x0000000000310000-0x0000000000317000-memory.dmp
memory/1932-6-0x0000000000600000-0x0000000000601000-memory.dmp
memory/1932-7-0x0000000004C60000-0x0000000004CBD000-memory.dmp