Analysis
- max time kernel
150s - max time network
18s - platform
windows7_x64 - resource
win7v200722 - submitted
13/10/2020, 13:28
General
- Target Quote__ROE-127488.exe
- Size 573KB
- Sample201013-m57ccn67tn
- SHA256 046fd8e4a205a247d179395dd6ee877378bb4afa552ae98cfa5afd5c323b680e
Malware Config
Extracted
-
agenttesla
-
Protocol
smtp
-
Host
smtp.yandex.com
-
Port
587
-
Username
-
Password
INfinity12345
Signatures
- AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- AgentTesla Payload 4 IoCs
- Executes dropped EXE 1 IoCs
- Loads dropped DLL 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.
- Suspicious use of SetThreadContext 1 IoCs
- Suspicious behavior: EnumeratesProcesses 3 IoCs
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of WriteProcessMemory 12 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\Quote__ROE-127488.exe"C:\Users\Admin\AppData\Local\Temp\Quote__ROE-127488.exe"1⤵
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\InstallUtil.exe"C:\Users\Admin\AppData\Local\Temp\InstallUtil.exe"2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
memory/1108-0-0x00000000739C0000-0x00000000740AE000-memory.dmp
memory/1108-5-0x0000000000840000-0x0000000000856000-memory.dmp
memory/1108-3-0x0000000000430000-0x0000000000467000-memory.dmp
memory/1108-1-0x00000000002E0000-0x00000000002E1000-memory.dmp
memory/1644-8-0x0000000000400000-0x000000000043C000-memory.dmp
memory/1644-11-0x0000000000400000-0x000000000043C000-memory.dmp
memory/1644-12-0x0000000000400000-0x000000000043C000-memory.dmp
memory/1644-14-0x0000000072D50000-0x000000007343E000-memory.dmp