Analysis
- max time kernel
150s - max time network
110s - platform
windows10_x64 - resource
win10v20201028 - 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
-
Port
587
-
Username
-
Password
clever2018
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 2 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of WriteProcessMemory 11 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\tmp28D1.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/64-11-0x0000000005690000-0x0000000005691000-memory.dmp
memory/64-5-0x00000000052C0000-0x00000000052C1000-memory.dmp
memory/64-7-0x0000000005400000-0x0000000005401000-memory.dmp
memory/64-8-0x0000000005290000-0x0000000005291000-memory.dmp
memory/64-9-0x0000000005560000-0x0000000005561000-memory.dmp
memory/64-10-0x00000000052B0000-0x00000000052B7000-memory.dmp
memory/64-2-0x0000000073160000-0x000000007384E000-memory.dmp
memory/64-12-0x00000000057A0000-0x00000000057FD000-memory.dmp
memory/64-3-0x0000000000900000-0x0000000000901000-memory.dmp
memory/64-6-0x0000000005860000-0x0000000005861000-memory.dmp
memory/3480-15-0x0000000000400000-0x000000000043C000-memory.dmp
memory/3480-18-0x0000000073160000-0x000000007384E000-memory.dmp
memory/3480-23-0x0000000005040000-0x0000000005041000-memory.dmp
memory/3480-24-0x00000000052B0000-0x00000000052B1000-memory.dmp
memory/3480-25-0x0000000005B40000-0x0000000005B41000-memory.dmp