Analysis
- max time kernel
84s - max time network
70s - platform
windows7_x64 - resource
win7-20220812-en - resource tags
- submitted
07/09/2022, 10:17
General
- Target f47db38eeec2c8dd91be03fadeafee93.exe
- Size 1.0MB
- Sample220907-mbc4saghhm
- SHA256 5ff5f8f5dbba5f2f2c4195f708a33c3dee9d5370cc334f202c6c97eab311d9d2
Malware Config
Extracted
-
Protocol
ftp
-
Host
ftp.valvulasthermovalve.cl
-
Port
21
-
Username
-
Password
LILKOOLL14!!
Extracted
-
agenttesla
-
Protocol
ftp
-
Host
ftp://ftp.valvulasthermovalve.cl/
-
Port
21
-
Username
-
Password
LILKOOLL14!!
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 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\f47db38eeec2c8dd91be03fadeafee93.exe"C:\Users\Admin\AppData\Local\Temp\f47db38eeec2c8dd91be03fadeafee93.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\f47db38eeec2c8dd91be03fadeafee93.exe"C:\Users\Admin\AppData\Local\Temp\f47db38eeec2c8dd91be03fadeafee93.exe"2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
memory/532-54-0x0000000000A50000-0x0000000000B5A000-memory.dmp
memory/532-55-0x0000000075091000-0x0000000075093000-memory.dmp
memory/532-56-0x00000000007B0000-0x00000000007CA000-memory.dmp
memory/532-57-0x00000000009F0000-0x00000000009FC000-memory.dmp
memory/532-58-0x0000000007E10000-0x0000000007EA4000-memory.dmp
memory/532-59-0x00000000041C0000-0x00000000041FA000-memory.dmp
memory/2036-60-0x0000000000400000-0x000000000043A000-memory.dmp
memory/2036-61-0x0000000000400000-0x000000000043A000-memory.dmp
memory/2036-63-0x0000000000400000-0x000000000043A000-memory.dmp
memory/2036-64-0x0000000000400000-0x000000000043A000-memory.dmp
memory/2036-65-0x0000000000400000-0x000000000043A000-memory.dmp
memory/2036-68-0x0000000000400000-0x000000000043A000-memory.dmp
memory/2036-70-0x0000000000400000-0x000000000043A000-memory.dmp