Analysis
- max time kernel
132s - max time network
19s - platform
windows7_x64 - resource
win7 - submitted
05/10/2020, 10:02
General
- Target SWIFT COPY.exe
- Size 665KB
- Sample201005-mk9hgcdc3n
- SHA256 e3d0c7364e4c4098ca40e5a9f117a94b475243db12416b6e3fdfc22ef2d7c92a
Malware Config
Extracted
-
agenttesla
-
Protocol
smtp
-
Host
smtp.yandex.ru
-
Port
587
-
Username
-
Password
1104780540cuome@123
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
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
- Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
- Suspicious behavior: EnumeratesProcesses 4 IoCs
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of WriteProcessMemory 13 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\SWIFT COPY.exe"C:\Users\Admin\AppData\Local\Temp\SWIFT COPY.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\hwyNOLoIKWWP" /XML "C:\Users\Admin\AppData\Local\Temp\tmp5FEB.tmp"2⤵
- Creates scheduled task(s)
-
-
C:\Users\Admin\AppData\Local\Temp\SWIFT COPY.exe"{path}"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
memory/1156-0-0x00000000739A0000-0x000000007408E000-memory.dmp
memory/1156-1-0x0000000001010000-0x0000000001011000-memory.dmp
memory/1156-3-0x0000000000560000-0x0000000000564000-memory.dmp
memory/1156-4-0x0000000005130000-0x00000000051A8000-memory.dmp
memory/1156-5-0x00000000055F0000-0x0000000005666000-memory.dmp
memory/1988-8-0x0000000000400000-0x000000000044C000-memory.dmp
memory/1988-10-0x0000000000400000-0x000000000044C000-memory.dmp
memory/1988-11-0x0000000000400000-0x000000000044C000-memory.dmp
memory/1988-12-0x0000000072D30000-0x000000007341E000-memory.dmp