Analysis
- max time kernel
149s - max time network
151s - platform
windows10-2004_x64 - resource
win10v2004-20241007-en - resource tags
- submitted
14/10/2024, 14:26
General
- Target New Purchase Order_2225678392ON.bat.exe
- Size 860KB
- Sample241014-rrt5fstdrm
- SHA256 94f98b239d0b82e134302c53455418fdcc7ed9ff19b9d8e9b079a7961c03068a
Malware Config
Extracted
-
Protocol
smtp
-
Host
mail.zqamcx.com
-
Port
587
-
Username
-
Password
Anambraeast@
Extracted
-
agenttesla
-
Protocol
smtp
-
Host
mail.zqamcx.com
-
Port
587
-
Username
-
Password
Anambraeast@
-
Email to
Signatures
- AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- 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 WinSCP keys stored on the system 2 TTPs
Tries to access WinSCP stored sessions.
- 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 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
- 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 6 IoCs
- Suspicious use of AdjustPrivilegeToken 3 IoCs
- Suspicious use of SetWindowsHookEx 1 IoCs
- Suspicious use of WriteProcessMemory 17 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\New Purchase Order_2225678392ON.bat.exe"C:\Users\Admin\AppData\Local\Temp\New Purchase Order_2225678392ON.bat.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
-
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\New Purchase Order_2225678392ON.bat.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
-
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\RGEBfoKEzBVAO.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
-
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\RGEBfoKEzBVAO" /XML "C:\Users\Admin\AppData\Local\Temp\tmp117F.tmp"2⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
-
-
C:\Users\Admin\AppData\Local\Temp\New Purchase Order_2225678392ON.bat.exe"C:\Users\Admin\AppData\Local\Temp\New Purchase Order_2225678392ON.bat.exe"2⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
-
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
4Credentials In Files
3Credentials in Registry
1Replay Monitor
Loading Replay Monitor...
Downloads
powershell.exe.log
StartupProfileData-NonInteractive
__PSScriptPolicyTest_rnqjvsni.edw.ps1
tmp117F.tmp
memory/1844-8-0x0000000074D4E000-0x0000000074D4F000-memory.dmp
memory/1844-2-0x0000000005620000-0x0000000005BC4000-memory.dmp
memory/1844-6-0x00000000053E0000-0x000000000547C000-memory.dmp
memory/1844-7-0x0000000005580000-0x0000000005592000-memory.dmp
memory/1844-4-0x00000000050B0000-0x00000000050BA000-memory.dmp
memory/1844-9-0x0000000074D40000-0x00000000754F0000-memory.dmp
memory/1844-10-0x0000000006690000-0x0000000006714000-memory.dmp
memory/1844-1-0x0000000000600000-0x00000000006DA000-memory.dmp
memory/1844-0-0x0000000074D4E000-0x0000000074D4F000-memory.dmp
memory/1844-3-0x0000000005110000-0x00000000051A2000-memory.dmp
memory/1844-5-0x0000000074D40000-0x00000000754F0000-memory.dmp
memory/1844-50-0x0000000074D40000-0x00000000754F0000-memory.dmp
memory/2980-46-0x0000000000400000-0x0000000000442000-memory.dmp
memory/2980-90-0x00000000066E0000-0x0000000006730000-memory.dmp
memory/4208-16-0x0000000074D40000-0x00000000754F0000-memory.dmp
memory/4208-80-0x0000000007D90000-0x0000000007DA4000-memory.dmp
memory/4208-24-0x0000000006190000-0x00000000061F6000-memory.dmp
memory/4208-15-0x0000000005250000-0x0000000005286000-memory.dmp
memory/4208-89-0x0000000074D40000-0x00000000754F0000-memory.dmp
memory/4208-35-0x0000000006220000-0x0000000006574000-memory.dmp
memory/4208-22-0x0000000006080000-0x00000000060A2000-memory.dmp
memory/4208-18-0x00000000058D0000-0x0000000005EF8000-memory.dmp
memory/4208-17-0x0000000074D40000-0x00000000754F0000-memory.dmp
memory/4208-82-0x0000000007E70000-0x0000000007E78000-memory.dmp
memory/4208-19-0x0000000074D40000-0x00000000754F0000-memory.dmp
memory/4208-81-0x0000000007E90000-0x0000000007EAA000-memory.dmp
memory/4208-23-0x0000000006120000-0x0000000006186000-memory.dmp
memory/4208-79-0x0000000007D80000-0x0000000007D8E000-memory.dmp
memory/4208-77-0x0000000007DD0000-0x0000000007E66000-memory.dmp
memory/4208-64-0x0000000070350000-0x000000007039C000-memory.dmp
memory/4208-74-0x0000000008190000-0x000000000880A000-memory.dmp
memory/5008-52-0x0000000070350000-0x000000007039C000-memory.dmp
memory/5008-76-0x00000000076E0000-0x00000000076EA000-memory.dmp
memory/5008-63-0x0000000007330000-0x00000000073D3000-memory.dmp
memory/5008-78-0x0000000007870000-0x0000000007881000-memory.dmp
memory/5008-51-0x00000000072F0000-0x0000000007322000-memory.dmp
memory/5008-62-0x00000000068F0000-0x000000000690E000-memory.dmp
memory/5008-75-0x0000000007670000-0x000000000768A000-memory.dmp
memory/5008-48-0x0000000006320000-0x000000000633E000-memory.dmp
memory/5008-49-0x00000000063C0000-0x000000000640C000-memory.dmp
memory/5008-20-0x0000000074D40000-0x00000000754F0000-memory.dmp
memory/5008-36-0x0000000074D40000-0x00000000754F0000-memory.dmp
memory/5008-88-0x0000000074D40000-0x00000000754F0000-memory.dmp
memory/5008-30-0x0000000074D40000-0x00000000754F0000-memory.dmp