Analysis
- max time kernel
95s - max time network
108s - platform
windows10_x64 - resource
win10v20201028 - submitted
14/12/2020, 12:50
General
- Target SecuriteInfo.com.Generic.mg.4ddf98cd8e5a012c.26881.exe
- Size 3.2MB
- Sample201214-rl3kvt5b3n
- SHA256 db0a298a1d51893aaeca574e5fff17cbfa6b83ea8538fc0e6c7a0bc97ca8a198
Malware Config
Extracted
-
agenttesla
-
Protocol
smtp
-
Host
mail.sardaplywood.com
-
Port
587
-
Username
-
Password
sup123st45
Signatures
- AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- AgentTesla Payload 2 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.
- Looks up external IP address via web service 2 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
- Suspicious use of SetThreadContext 1 IoCs
- Suspicious behavior: EnumeratesProcesses 2 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of SetWindowsHookEx 1 IoCs
- Suspicious use of WriteProcessMemory 8 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Generic.mg.4ddf98cd8e5a012c.26881.exe"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Generic.mg.4ddf98cd8e5a012c.26881.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Generic.mg.4ddf98cd8e5a012c.26881.exe"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Generic.mg.4ddf98cd8e5a012c.26881.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
memory/1192-2-0x0000000073A70000-0x000000007415E000-memory.dmp
memory/1192-3-0x00000000004E0000-0x00000000004E1000-memory.dmp
memory/1192-5-0x0000000004F40000-0x0000000004F8F000-memory.dmp
memory/1192-6-0x0000000005490000-0x0000000005491000-memory.dmp
memory/1192-7-0x0000000005090000-0x0000000005091000-memory.dmp
memory/3732-8-0x0000000000400000-0x000000000043C000-memory.dmp
memory/3732-11-0x0000000073A70000-0x000000007415E000-memory.dmp
memory/3732-16-0x0000000005190000-0x0000000005191000-memory.dmp
memory/3732-17-0x0000000005D20000-0x0000000005D21000-memory.dmp
memory/3732-18-0x00000000063F0000-0x00000000063F1000-memory.dmp
memory/3732-19-0x0000000000E90000-0x0000000000E91000-memory.dmp