Analysis
- max time kernel
143s - max time network
149s - platform
windows10-2004_x64 - resource
win10v2004-20230703-en - resource tags
- submitted
26/07/2023, 15:33
General
- Target 60e23e27a3b7c25434b38bbeea3a47ce.exe
- Size 579KB
- Sample230726-sy8rvsdf67
- SHA256 48eef18edcc14ccc129e3e475e15bb2f16b33e8acb70e0aac29670dd0ce68161
Malware Config
Extracted
-
agenttesla
-
Protocol
ftp
-
Host
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
- Looks up external IP address via web service 2 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 1 IoCs
- Suspicious use of WriteProcessMemory 8 IoCs
- outlook_office_path 1 IoCs
- outlook_win_path 1 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\60e23e27a3b7c25434b38bbeea3a47ce.exe"C:\Users\Admin\AppData\Local\Temp\60e23e27a3b7c25434b38bbeea3a47ce.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\60e23e27a3b7c25434b38bbeea3a47ce.exe"C:\Users\Admin\AppData\Local\Temp\60e23e27a3b7c25434b38bbeea3a47ce.exe"2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
60e23e27a3b7c25434b38bbeea3a47ce.exe.log
memory/3176-141-0x0000000009590000-0x000000000962C000-memory.dmp
memory/3176-145-0x0000000074E80000-0x0000000075630000-memory.dmp
memory/3176-136-0x0000000005340000-0x00000000053D2000-memory.dmp
memory/3176-137-0x00000000055D0000-0x00000000055E0000-memory.dmp
memory/3176-138-0x0000000005310000-0x000000000531A000-memory.dmp
memory/3176-139-0x0000000074E80000-0x0000000075630000-memory.dmp
memory/3176-140-0x00000000055D0000-0x00000000055E0000-memory.dmp
memory/3176-133-0x0000000000870000-0x0000000000908000-memory.dmp
memory/3176-135-0x0000000005810000-0x0000000005DB4000-memory.dmp
memory/3176-134-0x0000000074E80000-0x0000000075630000-memory.dmp
memory/4996-142-0x0000000000400000-0x0000000000430000-memory.dmp
memory/4996-146-0x0000000074E80000-0x0000000075630000-memory.dmp
memory/4996-147-0x00000000056C0000-0x00000000056D0000-memory.dmp
memory/4996-148-0x0000000005510000-0x0000000005576000-memory.dmp
memory/4996-149-0x0000000006B70000-0x0000000006BC0000-memory.dmp
memory/4996-150-0x0000000006D90000-0x0000000006F52000-memory.dmp
memory/4996-151-0x0000000074E80000-0x0000000075630000-memory.dmp
memory/4996-152-0x00000000056C0000-0x00000000056D0000-memory.dmp