Analysis
- max time kernel
136s - max time network
125s - platform
windows10-2004_x64 - resource
win10v2004-20240508-en - resource tags
- submitted
29/05/2024, 12:29
General
- Target SWIFT COPY.exe
- Size 767KB
- Sample240529-pnv68sfa79
- SHA256 2cbcfbd1e6f6eadb2443afec2d5c07c258d2b30cacb5c493796221cd91319fed
Malware Config
Extracted
-
Protocol
smtp
-
Host
us2.smtp.mailhostbox.com
-
Port
587
-
Username
-
Password
Password: )NYyffR0
Extracted
-
agenttesla
-
Protocol
smtp
-
Host
us2.smtp.mailhostbox.com
-
Port
587
-
Username
-
Password
Password: )NYyffR0
-
Email to
Signatures
- AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- Reads WinSCP keys stored on the system 2 TTPs
Tries to access WinSCP stored sessions.
- 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
- Looks up external IP address via web service 2 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
- Suspicious use of SetThreadContext 1 IoCs
- Suspicious behavior: EnumeratesProcesses 2 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of WriteProcessMemory 8 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 use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\SWIFT COPY.exe"C:\Users\Admin\AppData\Local\Temp\SWIFT COPY.exe"2⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
SWIFT COPY.exe.log
memory/1044-11-0x0000000000400000-0x0000000000442000-memory.dmp
memory/1044-20-0x0000000074750000-0x0000000074F00000-memory.dmp
memory/1044-19-0x0000000006F00000-0x0000000006F50000-memory.dmp
memory/1044-17-0x0000000074750000-0x0000000074F00000-memory.dmp
memory/1044-16-0x00000000059A0000-0x0000000005A06000-memory.dmp
memory/1044-14-0x0000000074750000-0x0000000074F00000-memory.dmp
memory/4084-4-0x0000000005010000-0x000000000501A000-memory.dmp
memory/4084-8-0x00000000052D0000-0x00000000052E0000-memory.dmp
memory/4084-9-0x0000000006160000-0x00000000061E4000-memory.dmp
memory/4084-10-0x0000000006380000-0x000000000641C000-memory.dmp
memory/4084-7-0x0000000005130000-0x000000000513C000-memory.dmp
memory/4084-6-0x0000000005110000-0x0000000005126000-memory.dmp
memory/4084-5-0x0000000074750000-0x0000000074F00000-memory.dmp
memory/4084-15-0x0000000074750000-0x0000000074F00000-memory.dmp
memory/4084-0-0x000000007475E000-0x000000007475F000-memory.dmp
memory/4084-3-0x0000000004F00000-0x0000000004F92000-memory.dmp
memory/4084-2-0x00000000054B0000-0x0000000005A54000-memory.dmp
memory/4084-1-0x00000000004F0000-0x00000000005B6000-memory.dmp