Analysis
- max time kernel
93s - max time network
150s - platform
windows10-2004_x64 - resource
win10v2004-20241007-en - resource tags
- submitted
15/11/2024, 14:20
General
- Target e1ad2d2501acdfb25302a5a52f04f81c8cea4219b24d3dd270414ffc9c03cdb9.exe
- Size 758KB
- Sample241115-rnewcsyphp
- SHA256 e1ad2d2501acdfb25302a5a52f04f81c8cea4219b24d3dd270414ffc9c03cdb9
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.
- Agenttesla family
- Command and Scripting Interpreter: PowerShell 1 TTPs 1 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 3 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
- Suspicious behavior: EnumeratesProcesses 4 IoCs
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of SetWindowsHookEx 1 IoCs
- Suspicious use of WriteProcessMemory 11 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\e1ad2d2501acdfb25302a5a52f04f81c8cea4219b24d3dd270414ffc9c03cdb9.exe"C:\Users\Admin\AppData\Local\Temp\e1ad2d2501acdfb25302a5a52f04f81c8cea4219b24d3dd270414ffc9c03cdb9.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\e1ad2d2501acdfb25302a5a52f04f81c8cea4219b24d3dd270414ffc9c03cdb9.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
-
C:\Users\Admin\AppData\Local\Temp\e1ad2d2501acdfb25302a5a52f04f81c8cea4219b24d3dd270414ffc9c03cdb9.exe"C:\Users\Admin\AppData\Local\Temp\e1ad2d2501acdfb25302a5a52f04f81c8cea4219b24d3dd270414ffc9c03cdb9.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
Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
4Credentials In Files
3Credentials in Registry
1Replay Monitor
Loading Replay Monitor...
Downloads
e1ad2d2501acdfb25302a5a52f04f81c8cea4219b24d3dd270414ffc9c03cdb9.exe.log
__PSScriptPolicyTest_4civ2hpm.4nq.ps1
memory/992-11-0x0000000000400000-0x0000000000442000-memory.dmp
memory/992-63-0x0000000074CB0000-0x0000000075460000-memory.dmp
memory/992-62-0x0000000074CB0000-0x0000000075460000-memory.dmp
memory/992-55-0x0000000006850000-0x00000000068A0000-memory.dmp
memory/992-17-0x00000000051D0000-0x0000000005236000-memory.dmp
memory/992-16-0x0000000074CB0000-0x0000000075460000-memory.dmp
memory/992-14-0x0000000074CB0000-0x0000000075460000-memory.dmp
memory/3212-23-0x0000000005AD0000-0x0000000005B36000-memory.dmp
memory/3212-35-0x00000000062E0000-0x000000000632C000-memory.dmp
memory/3212-61-0x0000000074CB0000-0x0000000075460000-memory.dmp
memory/3212-58-0x00000000078F0000-0x00000000078F8000-memory.dmp
memory/3212-57-0x0000000007910000-0x000000000792A000-memory.dmp
memory/3212-56-0x0000000007810000-0x0000000007824000-memory.dmp
memory/3212-54-0x0000000007800000-0x000000000780E000-memory.dmp
memory/3212-18-0x0000000074CB0000-0x0000000075460000-memory.dmp
memory/3212-53-0x00000000077D0000-0x00000000077E1000-memory.dmp
memory/3212-19-0x0000000002900000-0x0000000002936000-memory.dmp
memory/3212-20-0x0000000074CB0000-0x0000000075460000-memory.dmp
memory/3212-21-0x0000000005430000-0x0000000005A58000-memory.dmp
memory/3212-22-0x0000000005360000-0x0000000005382000-memory.dmp
memory/3212-52-0x0000000007850000-0x00000000078E6000-memory.dmp
memory/3212-51-0x0000000007640000-0x000000000764A000-memory.dmp
memory/3212-33-0x0000000005C60000-0x0000000005FB4000-memory.dmp
memory/3212-34-0x0000000006290000-0x00000000062AE000-memory.dmp
memory/3212-50-0x00000000075D0000-0x00000000075EA000-memory.dmp
memory/3212-36-0x0000000006860000-0x0000000006892000-memory.dmp
memory/3212-37-0x0000000070930000-0x000000007097C000-memory.dmp
memory/3212-47-0x0000000007470000-0x000000000748E000-memory.dmp
memory/3212-48-0x0000000007490000-0x0000000007533000-memory.dmp
memory/3212-49-0x0000000007C10000-0x000000000828A000-memory.dmp
memory/4572-10-0x00000000060F0000-0x0000000006176000-memory.dmp
memory/4572-4-0x0000000004BE0000-0x0000000004C7C000-memory.dmp
memory/4572-0-0x0000000074CBE000-0x0000000074CBF000-memory.dmp
memory/4572-5-0x0000000004B20000-0x0000000004B2A000-memory.dmp
memory/4572-6-0x0000000074CB0000-0x0000000075460000-memory.dmp
memory/4572-3-0x0000000004B40000-0x0000000004BD2000-memory.dmp
memory/4572-7-0x0000000005E00000-0x0000000005E12000-memory.dmp
memory/4572-15-0x0000000074CB0000-0x0000000075460000-memory.dmp
memory/4572-8-0x0000000074CBE000-0x0000000074CBF000-memory.dmp
memory/4572-9-0x0000000074CB0000-0x0000000075460000-memory.dmp
memory/4572-2-0x0000000005050000-0x00000000055F4000-memory.dmp
memory/4572-1-0x0000000000060000-0x0000000000120000-memory.dmp