Analysis
- max time kernel
114s - max time network
120s - platform
windows7_x64 - resource
win7 - submitted
18/08/2020, 11:53
General
- Target PO.exe
- Size 635KB
- Sample200818-pgpgg97ssn
- SHA256 7e6255b2167102b7df469de6cc873668440e156aba6fe6b3d00ab4e052ce1dce
Malware Config
Extracted
-
agenttesla
-
Protocol
smtp
-
Host
smtp.yandex.com
-
Port
587
-
Username
-
Password
chinwendu123
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 2 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of WriteProcessMemory 9 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\PO.exe"C:\Users\Admin\AppData\Local\Temp\PO.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\PO.exe"C:\Users\Admin\AppData\Local\Temp\PO.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
memory/784-6-0x0000000000400000-0x000000000044C000-memory.dmp
memory/784-8-0x0000000000400000-0x000000000044C000-memory.dmp
memory/784-9-0x0000000000400000-0x000000000044C000-memory.dmp
memory/784-10-0x00000000741F0000-0x00000000748DE000-memory.dmp
memory/824-0-0x00000000741F0000-0x00000000748DE000-memory.dmp
memory/824-1-0x0000000000A30000-0x0000000000A31000-memory.dmp
memory/824-3-0x0000000000320000-0x0000000000323000-memory.dmp
memory/824-4-0x0000000005440000-0x00000000054BF000-memory.dmp
memory/824-5-0x00000000005F0000-0x0000000000647000-memory.dmp