Analysis
- max time kernel
114s - max time network
118s - platform
windows7_x64 - resource
win7 - submitted
14/07/2020, 14:44
General
- Target 5555555000000000.exe
- Size 739KB
- Sample200714-6klb8chgyn
- SHA256 7a3c761d105aebdfc06ce56ef43ba47d374ba81cc1d64d5380054cccbd92bd57
Malware Config
Extracted
-
agenttesla
-
Protocol
smtp
-
Host
mail.sensar-light.com
-
Port
587
-
Username
-
Password
505012345@@@@@
Signatures
- AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- AgentTesla Payload 3 IoCs
- UPX packed file 3 IoCs
Detects executables packed with UPX/modified UPX open source packer.
- 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.
- Suspicious use of SetThreadContext 1 IoCs
- Suspicious behavior: EnumeratesProcesses 3 IoCs
- Suspicious behavior: MapViewOfSection 1 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of WriteProcessMemory 4 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\5555555000000000.exe"C:\Users\Admin\AppData\Local\Temp\5555555000000000.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\5555555000000000.exe"C:\Users\Admin\AppData\Local\Temp\5555555000000000.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
memory/1304-0-0x0000000000400000-0x00000000004A5000-memory.dmp
memory/1304-2-0x0000000000400000-0x00000000004A5000-memory.dmp
memory/1304-3-0x0000000000400000-0x00000000004A5000-memory.dmp
memory/1304-4-0x00000000002D0000-0x000000000031C000-memory.dmp
memory/1304-5-0x00000000002C2000-0x00000000002C3000-memory.dmp
memory/1304-6-0x0000000000220000-0x0000000000266000-memory.dmp