Analysis
- max time kernel
86s - max time network
72s - platform
windows7_x64 - resource
win7-20220812-en - resource tags
- submitted
29/09/2022, 10:39
General
- Target eecb9da22d85b1d47c029b31fa1d4b1d.exe
- Size 1015KB
- Sample220929-mpymmsbeej
- SHA256 3ce6565376c26af1d8badd47e555fd9a18a91c3312f2f6a924be072a7dad23de
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\eecb9da22d85b1d47c029b31fa1d4b1d.exe"C:\Users\Admin\AppData\Local\Temp\eecb9da22d85b1d47c029b31fa1d4b1d.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\eecb9da22d85b1d47c029b31fa1d4b1d.exe"C:\Users\Admin\AppData\Local\Temp\eecb9da22d85b1d47c029b31fa1d4b1d.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/948-65-0x0000000000400000-0x000000000043A000-memory.dmp
memory/948-70-0x0000000000400000-0x000000000043A000-memory.dmp
memory/948-63-0x0000000000400000-0x000000000043A000-memory.dmp
memory/948-60-0x0000000000400000-0x000000000043A000-memory.dmp
memory/948-64-0x0000000000400000-0x000000000043A000-memory.dmp
memory/948-61-0x0000000000400000-0x000000000043A000-memory.dmp
memory/948-68-0x0000000000400000-0x000000000043A000-memory.dmp
memory/1184-55-0x0000000074BB1000-0x0000000074BB3000-memory.dmp
memory/1184-54-0x0000000000AE0000-0x0000000000BE4000-memory.dmp
memory/1184-59-0x00000000050F0000-0x000000000515E000-memory.dmp
memory/1184-58-0x0000000005910000-0x00000000059D6000-memory.dmp
memory/1184-57-0x0000000000350000-0x000000000035C000-memory.dmp
memory/1184-56-0x0000000000310000-0x0000000000324000-memory.dmp