Analysis
- max time kernel
45s - max time network
12s - platform
windows7_x64 - resource
win7v200722 - submitted
31/08/2020, 05:33
General
- Target 5e63c6b951cdc18d4725e562bad6bc4f.exe
- Size 1.1MB
- Sample200831-m5a568sdvx
- SHA256 f973277a035ffef0b6da3768b836cb041895b7db7d9af0e89dbd2af3a55b3dfe
Malware Config
Signatures
- AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- AgentTesla Payload 6 IoCs
- UPX packed file 6 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.
- Adds Run key to start application 2 TTPs 1 IoCs
- 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\5e63c6b951cdc18d4725e562bad6bc4f.exe"C:\Users\Admin\AppData\Local\Temp\5e63c6b951cdc18d4725e562bad6bc4f.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\5e63c6b951cdc18d4725e562bad6bc4f.exe"C:\Users\Admin\AppData\Local\Temp\5e63c6b951cdc18d4725e562bad6bc4f.exe"2⤵
- 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/1264-1-0x0000000000400000-0x00000000004C0000-memory.dmp
memory/1264-3-0x0000000000400000-0x00000000004C0000-memory.dmp
memory/1264-4-0x0000000000400000-0x00000000004C0000-memory.dmp
memory/1264-5-0x00000000002F0000-0x000000000034A000-memory.dmp
memory/1264-6-0x0000000000282000-0x0000000000283000-memory.dmp
memory/1264-7-0x0000000000220000-0x0000000000273000-memory.dmp
memory/1588-0-0x0000000000400000-0x0000000000514000-memory.dmp