Analysis
- max time kernel
42s - max time network
146s - platform
windows7_x64 - resource
win7-20220812-en - resource tags
- submitted
10/11/2022, 12:35
General
- Target 106c3ae4c69d8011bb54a0956c7e2bc8.exe
- Size 728KB
- Sample221110-psc68abgfm
- SHA256 ef31090ad1ea4e41775b66e546cd00d8bf13be0b0c14aaf37ed499c9e25e32df
Malware Config
Extracted
-
Protocol
smtp
-
Host
mail.breza.com.hr
-
Port
587
-
Username
-
Password
Br3za1234!!
Extracted
-
agenttesla
-
Protocol
smtp
-
Host
mail.breza.com.hr
-
Port
587
-
Username
-
Password
Br3za1234!!
-
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
- Suspicious use of SetThreadContext 1 IoCs
- Suspicious behavior: EnumeratesProcesses 3 IoCs
- Suspicious use of AdjustPrivilegeToken 1 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\106c3ae4c69d8011bb54a0956c7e2bc8.exe"C:\Users\Admin\AppData\Local\Temp\106c3ae4c69d8011bb54a0956c7e2bc8.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\106c3ae4c69d8011bb54a0956c7e2bc8.exe"{path}"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 v6
Replay Monitor
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Downloads
memory/1624-64-0x0000000000400000-0x000000000043C000-memory.dmp
memory/1624-59-0x0000000000400000-0x000000000043C000-memory.dmp
memory/1624-60-0x0000000000400000-0x000000000043C000-memory.dmp
memory/1624-62-0x0000000000400000-0x000000000043C000-memory.dmp
memory/1624-63-0x0000000000400000-0x000000000043C000-memory.dmp
memory/1624-69-0x0000000000400000-0x000000000043C000-memory.dmp
memory/1624-67-0x0000000000400000-0x000000000043C000-memory.dmp
memory/1684-55-0x0000000076401000-0x0000000076403000-memory.dmp
memory/1684-56-0x00000000003E0000-0x00000000003F2000-memory.dmp
memory/1684-57-0x0000000005360000-0x00000000053E2000-memory.dmp
memory/1684-58-0x0000000000AF0000-0x0000000000B2C000-memory.dmp
memory/1684-54-0x0000000000E00000-0x0000000000EBC000-memory.dmp