Analysis
- max time kernel
91s - max time network
150s - platform
windows10-2004_x64 - resource
win10v2004-20220812-en - resource tags
- submitted
18/10/2022, 01:22
General
- Target SecuriteInfo.com.Win32.TrojanX-gen.21511.24993.exe
- Size 6KB
- Sample221018-bq8y8aebgl
- SHA256 eef6df577e7da107e24b1c043d08c10ede909e73ef8d6b6881dd75327770aa7e
Malware Config
Signatures
- AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
- 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
- Adds Run key to start application 2 TTPs 1 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
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
- Suspicious behavior: EnumeratesProcesses 7 IoCs
- Suspicious use of AdjustPrivilegeToken 3 IoCs
- Suspicious use of WriteProcessMemory 14 IoCs
- outlook_office_path 1 IoCs
- outlook_win_path 1 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.TrojanX-gen.21511.24993.exe"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.TrojanX-gen.21511.24993.exe"1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -enc UwB0AGEAcgB0AC0AUwBsAGUAZQBwACAALQBTAGUAYwBvAG4AZABzACAANQA4AA==2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.TrojanX-gen.21511.24993.exeC:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.TrojanX-gen.21511.24993.exe2⤵
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C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.TrojanX-gen.21511.24993.exeC:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.TrojanX-gen.21511.24993.exe2⤵
- 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
SecuriteInfo.com.Win32.TrojanX-gen.21511.24993.exe.log
memory/388-140-0x0000000007F90000-0x000000000860A000-memory.dmp
memory/388-135-0x00000000030B0000-0x00000000030E6000-memory.dmp
memory/388-136-0x0000000005890000-0x0000000005EB8000-memory.dmp
memory/388-137-0x0000000006000000-0x0000000006066000-memory.dmp
memory/388-138-0x0000000006070000-0x00000000060D6000-memory.dmp
memory/388-139-0x0000000006720000-0x000000000673E000-memory.dmp
memory/388-141-0x0000000006C00000-0x0000000006C1A000-memory.dmp
memory/812-133-0x0000000005E80000-0x0000000005EA2000-memory.dmp
memory/812-132-0x00000000008D0000-0x00000000008D8000-memory.dmp
memory/3696-144-0x0000000000400000-0x000000000043C000-memory.dmp
memory/3696-146-0x0000000005DD0000-0x0000000006374000-memory.dmp
memory/3696-147-0x00000000058C0000-0x000000000595C000-memory.dmp
memory/3696-148-0x0000000007020000-0x0000000007070000-memory.dmp
memory/3696-149-0x0000000007190000-0x0000000007222000-memory.dmp
memory/3696-150-0x0000000007180000-0x000000000718A000-memory.dmp