Analysis
- max time kernel
147s - max time network
155s - platform
windows10-2004_x64 - resource
win10v2004-20240226-en - resource tags
- submitted
04/03/2024, 01:16
General
- Target fc33d5eff1235391ea7d1f28e50d8a15e630042211bcb1a4dc3616d78b6c43a2.exe
- Size 581KB
- Sample240304-bmtp5adh3s
- SHA256 fc33d5eff1235391ea7d1f28e50d8a15e630042211bcb1a4dc3616d78b6c43a2
Malware Config
Signatures
- Detects Echelon Stealer payload 1 IoCs
- Echelon
Echelon is a .NET stealer that targets passwords from browsers, email and cryptocurrency clients.
- 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
- Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
- Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
- Looks up external IP address via web service 3 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
- Suspicious behavior: EnumeratesProcesses 2 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- outlook_office_path 1 IoCs
- outlook_win_path 1 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\fc33d5eff1235391ea7d1f28e50d8a15e630042211bcb1a4dc3616d78b6c43a2.exe"C:\Users\Admin\AppData\Local\Temp\fc33d5eff1235391ea7d1f28e50d8a15e630042211bcb1a4dc3616d78b6c43a2.exe"1⤵
- 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
memory/2936-0-0x000001E9CE6F0000-0x000001E9CE788000-memory.dmp
memory/2936-1-0x00007FFA6FC70000-0x00007FFA70731000-memory.dmp
memory/2936-2-0x000001E9E8BB0000-0x000001E9E8BC0000-memory.dmp
memory/2936-3-0x000001E9E8BC0000-0x000001E9E8C36000-memory.dmp
memory/2936-31-0x00007FFA6FC70000-0x00007FFA70731000-memory.dmp
memory/2936-32-0x000001E9E8BB0000-0x000001E9E8BC0000-memory.dmp
memory/2936-33-0x00007FFA6FC70000-0x00007FFA70731000-memory.dmp