Analysis
- max time kernel
114s - max time network
117s - platform
windows10-2004_x64 - resource
win10v2004-20240508-en - resource tags
- submitted
08/06/2024, 03:49
General
- Target d567f65100cbace4693cb094d7c8b06fb84891acdca23a0c83aefd85e6ff52ec.exe
- Size 704KB
- Sample240608-edpxcsgf3x
- SHA256 d567f65100cbace4693cb094d7c8b06fb84891acdca23a0c83aefd85e6ff52ec
Malware Config
Extracted
-
Protocol
smtp
-
Host
us2.smtp.mailhostbox.com
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Port
587
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Username
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Password
^NpBYBQ0
Extracted
-
agenttesla
-
Protocol
smtp
-
Host
us2.smtp.mailhostbox.com
-
Port
587
-
Username
-
Password
^NpBYBQ0
-
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 4 IoCs
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of WriteProcessMemory 11 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\d567f65100cbace4693cb094d7c8b06fb84891acdca23a0c83aefd85e6ff52ec.exe"C:\Users\Admin\AppData\Local\Temp\d567f65100cbace4693cb094d7c8b06fb84891acdca23a0c83aefd85e6ff52ec.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\d567f65100cbace4693cb094d7c8b06fb84891acdca23a0c83aefd85e6ff52ec.exe"C:\Users\Admin\AppData\Local\Temp\d567f65100cbace4693cb094d7c8b06fb84891acdca23a0c83aefd85e6ff52ec.exe"2⤵
-
-
C:\Users\Admin\AppData\Local\Temp\d567f65100cbace4693cb094d7c8b06fb84891acdca23a0c83aefd85e6ff52ec.exe"C:\Users\Admin\AppData\Local\Temp\d567f65100cbace4693cb094d7c8b06fb84891acdca23a0c83aefd85e6ff52ec.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
d567f65100cbace4693cb094d7c8b06fb84891acdca23a0c83aefd85e6ff52ec.exe.log
memory/1008-11-0x0000000000400000-0x0000000000442000-memory.dmp
memory/1008-20-0x0000000074840000-0x0000000074FF0000-memory.dmp
memory/1008-19-0x0000000007010000-0x0000000007060000-memory.dmp
memory/1008-17-0x00000000059C0000-0x0000000005A26000-memory.dmp
memory/1008-16-0x0000000074840000-0x0000000074FF0000-memory.dmp
memory/1008-14-0x0000000074840000-0x0000000074FF0000-memory.dmp
memory/1464-4-0x00000000059D0000-0x00000000059DA000-memory.dmp
memory/1464-8-0x0000000005D30000-0x0000000005D40000-memory.dmp
memory/1464-9-0x0000000006E30000-0x0000000006EB4000-memory.dmp
memory/1464-10-0x000000000ABE0000-0x000000000AC7C000-memory.dmp
memory/1464-7-0x0000000005D20000-0x0000000005D2E000-memory.dmp
memory/1464-6-0x0000000005B80000-0x0000000005B96000-memory.dmp
memory/1464-5-0x0000000074840000-0x0000000074FF0000-memory.dmp
memory/1464-15-0x0000000074840000-0x0000000074FF0000-memory.dmp
memory/1464-0-0x000000007484E000-0x000000007484F000-memory.dmp
memory/1464-3-0x0000000005A40000-0x0000000005AD2000-memory.dmp
memory/1464-2-0x0000000005F50000-0x00000000064F4000-memory.dmp
memory/1464-1-0x0000000000F20000-0x0000000000FD4000-memory.dmp