Analysis
- max time kernel
73s - max time network
76s - platform
windows7_x64 - resource
win7-20230220-en - resource tags
- submitted
03/03/2023, 15:19
General
- Target Betaling,jpg.exe
- Size 792KB
- Sample230303-sp67nsaa25
- SHA256 e2cffdf34c55f9b0975fc651a0f49db65ff59c34610221fe5efac13d72911310
Malware Config
Extracted
-
agenttesla
-
Protocol
smtp
-
Host
mail.amwi.net
-
Port
587
-
Username
-
Password
A77i6l!v
-
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 1 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 2 IoCs
- Suspicious use of WriteProcessMemory 9 IoCs
- outlook_office_path 1 IoCs
- outlook_win_path 1 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\Betaling,jpg.exe"C:\Users\Admin\AppData\Local\Temp\Betaling,jpg.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\Betaling,jpg.exe"C:\Users\Admin\AppData\Local\Temp\Betaling,jpg.exe"2⤵
- Accesses Microsoft Outlook profiles
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
memory/284-66-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
memory/284-67-0x0000000000400000-0x0000000000430000-memory.dmp
memory/284-73-0x0000000004F90000-0x0000000004FD0000-memory.dmp
memory/284-72-0x0000000004F90000-0x0000000004FD0000-memory.dmp
memory/284-71-0x0000000000400000-0x0000000000430000-memory.dmp
memory/284-69-0x0000000000400000-0x0000000000430000-memory.dmp
memory/284-62-0x0000000000400000-0x0000000000430000-memory.dmp
memory/284-65-0x0000000000400000-0x0000000000430000-memory.dmp
memory/284-63-0x0000000000400000-0x0000000000430000-memory.dmp
memory/284-64-0x0000000000400000-0x0000000000430000-memory.dmp
memory/1740-55-0x00000000072A0000-0x00000000072E0000-memory.dmp
memory/1740-61-0x0000000000480000-0x00000000004B2000-memory.dmp
memory/1740-54-0x0000000001360000-0x000000000142C000-memory.dmp
memory/1740-60-0x0000000000460000-0x0000000000466000-memory.dmp
memory/1740-59-0x00000000079D0000-0x0000000007A7A000-memory.dmp
memory/1740-58-0x0000000000240000-0x000000000024C000-memory.dmp
memory/1740-57-0x00000000072A0000-0x00000000072E0000-memory.dmp
memory/1740-56-0x0000000000530000-0x000000000054A000-memory.dmp