Analysis
- max time kernel
138s - max time network
14s - platform
windows7_x64 - resource
win7v20201028 - submitted
25/02/2021, 14:12
General
- Target u4nCZtpsbeihgbe.exe
- Size 744KB
- Sample210225-age73tgr16
- SHA256 926c237123af4acecbbbde443fea178a40983df81beb3e06c656c59684bf370c
Malware Config
Extracted
-
agenttesla
-
Protocol
smtp
-
Host
mail.indiaflanges.com
-
Port
587
-
Username
-
Password
dvdxq;nx{(MV5@m
Signatures
- AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- AgentTesla Payload 3 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 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 9 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\u4nCZtpsbeihgbe.exe"C:\Users\Admin\AppData\Local\Temp\u4nCZtpsbeihgbe.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\u4nCZtpsbeihgbe.exe"{path}"2⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
memory/1996-8-0x0000000000400000-0x000000000043C000-memory.dmp
memory/1996-10-0x0000000074EE0000-0x00000000755CE000-memory.dmp
memory/1996-11-0x0000000000400000-0x000000000043C000-memory.dmp
memory/1996-13-0x0000000004B50000-0x0000000004B51000-memory.dmp
memory/1996-14-0x0000000004B51000-0x0000000004B52000-memory.dmp
memory/2028-2-0x0000000074EE0000-0x00000000755CE000-memory.dmp
memory/2028-3-0x0000000000280000-0x0000000000281000-memory.dmp
memory/2028-5-0x0000000004E20000-0x0000000004E21000-memory.dmp
memory/2028-6-0x0000000000420000-0x000000000042B000-memory.dmp
memory/2028-7-0x0000000005120000-0x00000000051A5000-memory.dmp