Analysis
- max time kernel
149s - max time network
150s - platform
windows10-2004_x64 - resource
win10v2004-20240611-en - resource tags
- submitted
18/06/2024, 17:44
General
- Target 8a4dfea3b0429a7e6b465f46b7a712dea3d0000468731cb010132be045a04dce.exe
- Size 81KB
- Sample240618-wbc88atcjd
- SHA256 8a4dfea3b0429a7e6b465f46b7a712dea3d0000468731cb010132be045a04dce
Malware Config
Extracted
-
Protocol
smtp
-
Host
mail.100demoras.pt
-
Port
587
-
Username
-
Password
uJ}Y+wl}5B6K
Extracted
-
agenttesla
-
Protocol
smtp
-
Host
mail.100demoras.pt
-
Port
587
-
Username
-
Password
uJ}Y+wl}5B6K
-
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 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 3 IoCs
- Suspicious use of WriteProcessMemory 8 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\8a4dfea3b0429a7e6b465f46b7a712dea3d0000468731cb010132be045a04dce.exe"C:\Users\Admin\AppData\Local\Temp\8a4dfea3b0429a7e6b465f46b7a712dea3d0000468731cb010132be045a04dce.exe"1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\8a4dfea3b0429a7e6b465f46b7a712dea3d0000468731cb010132be045a04dce.exe"C:\Users\Admin\AppData\Local\Temp\8a4dfea3b0429a7e6b465f46b7a712dea3d0000468731cb010132be045a04dce.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
8a4dfea3b0429a7e6b465f46b7a712dea3d0000468731cb010132be045a04dce.exe.log
memory/1692-4902-0x0000000074800000-0x0000000074FB0000-memory.dmp
memory/1692-4903-0x0000000000400000-0x0000000000442000-memory.dmp
memory/1692-4905-0x0000000074800000-0x0000000074FB0000-memory.dmp
memory/1692-4904-0x0000000004DE0000-0x0000000004E46000-memory.dmp
memory/1692-4909-0x0000000074800000-0x0000000074FB0000-memory.dmp
memory/1692-4908-0x0000000006770000-0x000000000677A000-memory.dmp
memory/1692-4907-0x0000000006550000-0x00000000065EC000-memory.dmp
memory/1692-4906-0x0000000006460000-0x00000000064B0000-memory.dmp
memory/2736-7-0x00000000072D0000-0x00000000074FC000-memory.dmp
memory/2736-65-0x00000000072D0000-0x00000000074FC000-memory.dmp
memory/2736-17-0x00000000072D0000-0x00000000074FC000-memory.dmp
memory/2736-15-0x00000000072D0000-0x00000000074FC000-memory.dmp
memory/2736-35-0x00000000072D0000-0x00000000074FC000-memory.dmp
memory/2736-37-0x00000000072D0000-0x00000000074FC000-memory.dmp
memory/2736-33-0x00000000072D0000-0x00000000074FC000-memory.dmp
memory/2736-31-0x00000000072D0000-0x00000000074FC000-memory.dmp
memory/2736-27-0x00000000072D0000-0x00000000074FC000-memory.dmp
memory/2736-23-0x00000000072D0000-0x00000000074FC000-memory.dmp
memory/2736-21-0x00000000072D0000-0x00000000074FC000-memory.dmp
memory/2736-19-0x00000000072D0000-0x00000000074FC000-memory.dmp
memory/2736-13-0x00000000072D0000-0x00000000074FC000-memory.dmp
memory/2736-11-0x00000000072D0000-0x00000000074FC000-memory.dmp
memory/2736-10-0x00000000072D0000-0x00000000074FC000-memory.dmp
memory/2736-29-0x00000000072D0000-0x00000000074FC000-memory.dmp
memory/2736-25-0x00000000072D0000-0x00000000074FC000-memory.dmp
memory/2736-4-0x0000000007AB0000-0x0000000008054000-memory.dmp
memory/2736-6-0x00000000072D0000-0x00000000074FC000-memory.dmp
memory/2736-43-0x00000000072D0000-0x00000000074FC000-memory.dmp
memory/2736-52-0x00000000072D0000-0x00000000074FC000-memory.dmp
memory/2736-69-0x00000000072D0000-0x00000000074FC000-memory.dmp
memory/2736-67-0x00000000072D0000-0x00000000074FC000-memory.dmp
memory/2736-5-0x0000000007500000-0x0000000007592000-memory.dmp
memory/2736-61-0x00000000072D0000-0x00000000074FC000-memory.dmp
memory/2736-59-0x00000000072D0000-0x00000000074FC000-memory.dmp
memory/2736-57-0x00000000072D0000-0x00000000074FC000-memory.dmp
memory/2736-55-0x00000000072D0000-0x00000000074FC000-memory.dmp
memory/2736-53-0x00000000072D0000-0x00000000074FC000-memory.dmp
memory/2736-49-0x00000000072D0000-0x00000000074FC000-memory.dmp
memory/2736-47-0x00000000072D0000-0x00000000074FC000-memory.dmp
memory/2736-45-0x00000000072D0000-0x00000000074FC000-memory.dmp
memory/2736-41-0x00000000072D0000-0x00000000074FC000-memory.dmp
memory/2736-39-0x00000000072D0000-0x00000000074FC000-memory.dmp
memory/2736-63-0x00000000072D0000-0x00000000074FC000-memory.dmp
memory/2736-4892-0x000000007480E000-0x000000007480F000-memory.dmp
memory/2736-4893-0x0000000074800000-0x0000000074FB0000-memory.dmp
memory/2736-4894-0x00000000056D0000-0x000000000573C000-memory.dmp
memory/2736-3-0x00000000072D0000-0x0000000007502000-memory.dmp
memory/2736-2-0x0000000074800000-0x0000000074FB0000-memory.dmp
memory/2736-1-0x0000000000300000-0x000000000031A000-memory.dmp
memory/2736-0-0x000000007480E000-0x000000007480F000-memory.dmp
memory/2736-4895-0x0000000005740000-0x000000000578C000-memory.dmp
memory/2736-4896-0x0000000005BD0000-0x0000000005C24000-memory.dmp
memory/2736-4901-0x0000000074800000-0x0000000074FB0000-memory.dmp