Analysis
- max time kernel
122s - max time network
125s - platform
windows7_x64 - resource
win7-20230831-en - resource tags
- submitted
07/09/2023, 09:56
General
- Target SecuriteInfo.com.Win32.PWSX-gen.25815.11108.exe
- Size 607KB
- Sample230907-lycwvsge3w
- SHA256 0ebdabe6c28a3f019e3dec1cd4f8fe1aeb40adc099c33d984b7291d15cd3725e
Malware Config
Extracted
-
agenttesla
-
Protocol
smtp
-
Host
mail.telefoonreparatiebovenkarspel.nl
-
Port
587
-
Username
-
Password
Madarjan007!
-
Email to
Signatures
- AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- 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.
- Accesses Microsoft Outlook profiles 1 TTPs 3 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 SetWindowsHookEx 1 IoCs
- Suspicious use of WriteProcessMemory 9 IoCs
- outlook_office_path 1 IoCs
- outlook_win_path 1 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.25815.11108.exe"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.25815.11108.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.25815.11108.exe"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.25815.11108.exe"2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- outlook_office_path
- outlook_win_path
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
memory/1572-0-0x00000000013D0000-0x000000000146C000-memory.dmp
memory/1572-1-0x0000000074790000-0x0000000074E7E000-memory.dmp
memory/1572-2-0x0000000004B50000-0x0000000004B90000-memory.dmp
memory/1572-3-0x0000000000540000-0x0000000000552000-memory.dmp
memory/1572-4-0x0000000074790000-0x0000000074E7E000-memory.dmp
memory/1572-5-0x0000000004B50000-0x0000000004B90000-memory.dmp
memory/1572-6-0x0000000000990000-0x0000000000998000-memory.dmp
memory/1572-7-0x00000000009A0000-0x00000000009AA000-memory.dmp
memory/1572-8-0x0000000005670000-0x00000000056EC000-memory.dmp
memory/1572-25-0x0000000074790000-0x0000000074E7E000-memory.dmp
memory/2092-11-0x0000000000400000-0x0000000000442000-memory.dmp
memory/2092-13-0x0000000000400000-0x0000000000442000-memory.dmp
memory/2092-15-0x0000000000400000-0x0000000000442000-memory.dmp
memory/2092-17-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
memory/2092-19-0x0000000000400000-0x0000000000442000-memory.dmp
memory/2092-21-0x0000000000400000-0x0000000000442000-memory.dmp
memory/2092-23-0x0000000000400000-0x0000000000442000-memory.dmp
memory/2092-9-0x0000000000400000-0x0000000000442000-memory.dmp
memory/2092-24-0x0000000074790000-0x0000000074E7E000-memory.dmp
memory/2092-26-0x00000000004D0000-0x0000000000510000-memory.dmp
memory/2092-27-0x0000000074790000-0x0000000074E7E000-memory.dmp
memory/2092-28-0x00000000004D0000-0x0000000000510000-memory.dmp