Analysis
- max time kernel
130s - max time network
133s - platform
windows7_x64 - resource
win7v20201028 - submitted
09/11/2020, 20:40
General
- Target 2d458021791e8b5a0e525eae94edd855.exe
- Size 695KB
- Sample201109-33vjtkrx6e
- SHA256 5dd4ce47e282ef174b47b0fe99ecbe45c041610d654884cffa960e2ddb143b70
Malware Config
Extracted
-
agenttesla
-
Protocol
smtp
-
Host
dutchlogs.us
-
Port
587
-
Username
-
Password
7213575aceACE@
Signatures
- AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- AgentTesla Payload 4 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.
- 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\2d458021791e8b5a0e525eae94edd855.exe"C:\Users\Admin\AppData\Local\Temp\2d458021791e8b5a0e525eae94edd855.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\2d458021791e8b5a0e525eae94edd855.exe"C:\Users\Admin\AppData\Local\Temp\2d458021791e8b5a0e525eae94edd855.exe"2⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
memory/2012-0-0x0000000000400000-0x00000000004A5000-memory.dmp
memory/2012-2-0x0000000000400000-0x00000000004A5000-memory.dmp
memory/2012-3-0x0000000000400000-0x00000000004A5000-memory.dmp
memory/2012-4-0x0000000000370000-0x00000000003BC000-memory.dmp
memory/2012-5-0x0000000002062000-0x0000000002063000-memory.dmp
memory/2012-6-0x0000000000220000-0x0000000000267000-memory.dmp
memory/2012-8-0x00000000746D0000-0x0000000074DBE000-memory.dmp