Analysis
- max time kernel
109s - max time network
19s - platform
windows7_x64 - resource
win7 - submitted
16/10/2020, 13:15
General
- Target AV_20000346_Jinfeng.exe
- Size 1.2MB
- Sample201016-vrxpthkb6e
- SHA256 74561e938b5a4d9966fa56ba62082b6bcc9deecbe62984d1ebfc7db34eaf9f17
Malware Config
Extracted
-
agenttesla
-
Protocol
smtp
-
Host
mail.remixtechnologies.com
-
Port
587
-
Username
-
Password
sales@new123
Signatures
- AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- AgentTesla Payload 4 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.
- Suspicious use of SetThreadContext 1 IoCs
- Suspicious behavior: EnumeratesProcesses 4 IoCs
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of WriteProcessMemory 9 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\AV_20000346_Jinfeng.exe"C:\Users\Admin\AppData\Local\Temp\AV_20000346_Jinfeng.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\AV_20000346_Jinfeng.exe"{path}"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
memory/1088-0-0x0000000073F10000-0x00000000745FE000-memory.dmp
memory/1088-1-0x0000000000D40000-0x0000000000D41000-memory.dmp
memory/1088-3-0x0000000000210000-0x0000000000214000-memory.dmp
memory/1088-4-0x0000000004FB0000-0x000000000501B000-memory.dmp
memory/1088-5-0x0000000007D80000-0x0000000007DE6000-memory.dmp
memory/1884-6-0x0000000000400000-0x0000000000458000-memory.dmp
memory/1884-8-0x0000000000400000-0x0000000000458000-memory.dmp
memory/1884-9-0x0000000000400000-0x0000000000458000-memory.dmp
memory/1884-10-0x0000000073F10000-0x00000000745FE000-memory.dmp