Analysis
- max time kernel
151s - max time network
154s - platform
windows10-2004_x64 - resource
win10v2004-20230220-en - resource tags
- submitted
03/04/2023, 12:44
General
- Target a2d66e4146380e9e6567abc6e21747dc.exe
- Size 715KB
- Sample230403-pyjaeseg63
- SHA256 fb373eca894b2523afbe1c0bfb7df775820e458d493a1e6df94e5da79ff7e232
Malware Config
Extracted
-
Protocol
smtp
-
Host
cp5ua.hyperhost.ua
-
Port
587
-
Username
-
Password
7213575aceACE@#$
Extracted
-
agenttesla
-
Protocol
smtp
-
Host
cp5ua.hyperhost.ua
-
Port
587
-
Username
-
Password
7213575aceACE@#$
-
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 2 IoCs
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of SetWindowsHookEx 1 IoCs
- Suspicious use of WriteProcessMemory 11 IoCs
- outlook_office_path 1 IoCs
- outlook_win_path 1 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\a2d66e4146380e9e6567abc6e21747dc.exe"C:\Users\Admin\AppData\Local\Temp\a2d66e4146380e9e6567abc6e21747dc.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\a2d66e4146380e9e6567abc6e21747dc.exe"C:\Users\Admin\AppData\Local\Temp\a2d66e4146380e9e6567abc6e21747dc.exe"2⤵
-
-
C:\Users\Admin\AppData\Local\Temp\a2d66e4146380e9e6567abc6e21747dc.exe"C:\Users\Admin\AppData\Local\Temp\a2d66e4146380e9e6567abc6e21747dc.exe"2⤵
- Accesses Microsoft Outlook profiles
- 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
a2d66e4146380e9e6567abc6e21747dc.exe.log
memory/3832-140-0x0000000000400000-0x0000000000430000-memory.dmp
memory/3832-153-0x0000000004E20000-0x0000000004E30000-memory.dmp
memory/3832-146-0x0000000006490000-0x0000000006652000-memory.dmp
memory/3832-145-0x00000000061A0000-0x00000000061F0000-memory.dmp
memory/3832-144-0x0000000004E20000-0x0000000004E30000-memory.dmp
memory/3832-143-0x0000000004E30000-0x0000000004E96000-memory.dmp
memory/4136-136-0x0000000005810000-0x000000000581A000-memory.dmp
memory/4136-139-0x00000000087B0000-0x000000000884C000-memory.dmp
memory/4136-138-0x00000000059D0000-0x00000000059E0000-memory.dmp
memory/4136-137-0x00000000059D0000-0x00000000059E0000-memory.dmp
memory/4136-133-0x0000000000D00000-0x0000000000DBA000-memory.dmp
memory/4136-135-0x0000000005760000-0x00000000057F2000-memory.dmp
memory/4136-134-0x0000000005E30000-0x00000000063D4000-memory.dmp