Analysis
- max time kernel
144s - max time network
147s - platform
windows10_x64 - resource
win10v200722 - submitted
17/08/2020, 13:32
General
- Target KIAOAQ42758894652730141YA.xls.exe
- Size 627KB
- Sample200817-ada1q4edds
- SHA256 34cbecb7d69d17b347da77599976058e0a02a9930a085d1a5b98505fdfb77a46
Malware Config
Signatures
- AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- AgentTesla Payload 1 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.
- Adds Run key to start application 2 TTPs 1 IoCs
- Suspicious behavior: EnumeratesProcesses 4 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\KIAOAQ42758894652730141YA.xls.exe"C:\Users\Admin\AppData\Local\Temp\KIAOAQ42758894652730141YA.xls.exe"1⤵
- 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/424-0-0x0000000073B00000-0x00000000741EE000-memory.dmp
memory/424-1-0x0000000000570000-0x0000000000571000-memory.dmp
memory/424-3-0x0000000005580000-0x0000000005581000-memory.dmp
memory/424-4-0x0000000004F00000-0x0000000004F01000-memory.dmp
memory/424-5-0x0000000004E80000-0x0000000004E81000-memory.dmp
memory/424-6-0x0000000005260000-0x00000000052C5000-memory.dmp
memory/424-7-0x0000000007440000-0x0000000007441000-memory.dmp
memory/424-8-0x00000000076E0000-0x0000000007729000-memory.dmp
memory/424-9-0x00000000077D0000-0x00000000077D1000-memory.dmp
memory/424-10-0x0000000005560000-0x0000000005561000-memory.dmp
memory/424-11-0x00000000083C0000-0x00000000083C1000-memory.dmp