Analysis
- max time kernel
141s - max time network
142s - platform
windows10-2004_x64 - resource
win10v2004-20241007-en - resource tags
- submitted
07/11/2024, 14:20
General
- Target be9412060a9d41f496e907a637096255fa848a8ecb4bb4b35043f2e71ca871f6.exe
- Size 560KB
- Sample241107-rnfgwstfld
- SHA256 be9412060a9d41f496e907a637096255fa848a8ecb4bb4b35043f2e71ca871f6
Malware Config
Signatures
- Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
- Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
- 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 3 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 1 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).
- System Location Discovery: System Language Discovery 1 TTPs 5 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
- Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
- Suspicious behavior: EnumeratesProcesses 22 IoCs
- Suspicious use of AdjustPrivilegeToken 4 IoCs
- Suspicious use of WriteProcessMemory 20 IoCs
- outlook_office_path 1 IoCs
- outlook_win_path 1 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\be9412060a9d41f496e907a637096255fa848a8ecb4bb4b35043f2e71ca871f6.exe"C:\Users\Admin\AppData\Local\Temp\be9412060a9d41f496e907a637096255fa848a8ecb4bb4b35043f2e71ca871f6.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- 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" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\be9412060a9d41f496e907a637096255fa848a8ecb4bb4b35043f2e71ca871f6.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\JIlApjvRxj.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\JIlApjvRxj" /XML "C:\Users\Admin\AppData\Local\Temp\tmp2323.tmp"2⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
-
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C:\Users\Admin\AppData\Local\Temp\be9412060a9d41f496e907a637096255fa848a8ecb4bb4b35043f2e71ca871f6.exe"C:\Users\Admin\AppData\Local\Temp\be9412060a9d41f496e907a637096255fa848a8ecb4bb4b35043f2e71ca871f6.exe"2⤵
-
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C:\Users\Admin\AppData\Local\Temp\be9412060a9d41f496e907a637096255fa848a8ecb4bb4b35043f2e71ca871f6.exe"C:\Users\Admin\AppData\Local\Temp\be9412060a9d41f496e907a637096255fa848a8ecb4bb4b35043f2e71ca871f6.exe"2⤵
- Accesses Microsoft Outlook profiles
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
-
Network
MITRE ATT&CK Enterprise v15
Execution
Command and Scripting Interpreter
1PowerShell
1Scheduled Task/Job
1Scheduled Task
1Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
2Credentials In Files
2Replay Monitor
Loading Replay Monitor...
Downloads
powershell.exe.log
StartupProfileData-NonInteractive
__PSScriptPolicyTest_vvqys4ar.ym4.ps1
tmp2323.tmp
memory/1652-67-0x0000000007CE0000-0x0000000007D76000-memory.dmp
memory/1652-69-0x0000000007C90000-0x0000000007C9E000-memory.dmp
memory/1652-85-0x0000000074660000-0x0000000074E10000-memory.dmp
memory/1652-72-0x0000000007D80000-0x0000000007D88000-memory.dmp
memory/1652-71-0x0000000007DA0000-0x0000000007DBA000-memory.dmp
memory/1652-70-0x0000000007CA0000-0x0000000007CB4000-memory.dmp
memory/1652-48-0x0000000006740000-0x000000000675E000-memory.dmp
memory/1652-68-0x0000000007C60000-0x0000000007C71000-memory.dmp
memory/1652-66-0x0000000007AE0000-0x0000000007AEA000-memory.dmp
memory/1652-64-0x00000000080B0000-0x000000000872A000-memory.dmp
memory/1652-65-0x0000000007A60000-0x0000000007A7A000-memory.dmp
memory/1652-51-0x0000000006D10000-0x0000000006D42000-memory.dmp
memory/1652-21-0x0000000005700000-0x0000000005766000-memory.dmp
memory/1652-49-0x0000000006770000-0x00000000067BC000-memory.dmp
memory/1652-25-0x0000000074660000-0x0000000074E10000-memory.dmp
memory/1652-52-0x000000006F3E0000-0x000000006F42C000-memory.dmp
memory/1652-63-0x0000000007710000-0x00000000077B3000-memory.dmp
memory/1652-45-0x0000000074660000-0x0000000074E10000-memory.dmp
memory/1652-62-0x0000000006CE0000-0x0000000006CFE000-memory.dmp
memory/1652-22-0x0000000005770000-0x00000000057D6000-memory.dmp
memory/1652-23-0x0000000074660000-0x0000000074E10000-memory.dmp
memory/1692-17-0x0000000004BB0000-0x00000000051D8000-memory.dmp
memory/1692-89-0x0000000074660000-0x0000000074E10000-memory.dmp
memory/1692-15-0x0000000002140000-0x0000000002176000-memory.dmp
memory/1692-24-0x0000000005460000-0x00000000057B4000-memory.dmp
memory/1692-73-0x000000006F3E0000-0x000000006F42C000-memory.dmp
memory/1692-43-0x0000000074660000-0x0000000074E10000-memory.dmp
memory/1692-16-0x0000000074660000-0x0000000074E10000-memory.dmp
memory/1692-20-0x0000000004A50000-0x0000000004A72000-memory.dmp
memory/1692-18-0x0000000074660000-0x0000000074E10000-memory.dmp
memory/3428-1-0x0000000000610000-0x000000000069E000-memory.dmp
memory/3428-7-0x0000000005580000-0x000000000559E000-memory.dmp
memory/3428-3-0x0000000005090000-0x0000000005122000-memory.dmp
memory/3428-10-0x0000000002A70000-0x0000000002ACE000-memory.dmp
memory/3428-0-0x000000007466E000-0x000000007466F000-memory.dmp
memory/3428-9-0x0000000074660000-0x0000000074E10000-memory.dmp
memory/3428-8-0x000000007466E000-0x000000007466F000-memory.dmp
memory/3428-50-0x0000000074660000-0x0000000074E10000-memory.dmp
memory/3428-5-0x0000000005240000-0x000000000524A000-memory.dmp
memory/3428-6-0x0000000005370000-0x000000000540C000-memory.dmp
memory/3428-2-0x00000000055A0000-0x0000000005B44000-memory.dmp
memory/3428-4-0x0000000074660000-0x0000000074E10000-memory.dmp
memory/3972-46-0x0000000000400000-0x000000000041E000-memory.dmp
memory/3972-90-0x0000000006460000-0x00000000064B0000-memory.dmp
memory/3972-91-0x0000000006820000-0x00000000069E2000-memory.dmp