Analysis
- max time kernel
142s - max time network
152s - platform
windows10-2004_x64 - resource
win10v2004-20231215-en - resource tags
- submitted
29/01/2024, 17:33
General
- Target SecuriteInfo.com.Win32.PWSX-gen.4826.5402.exe
- Size 697KB
- Sample240129-v4t7rsfbd7
- SHA256 8c89e4051951ecbcaf76f27359a05ecaa5579ec384be3eb3b8abd09097ff9577
Malware Config
Extracted
-
Protocol
smtp
-
Host
mail.indusun.org
-
Port
587
-
Username
-
Password
235@Indus
Extracted
-
agenttesla
-
Protocol
smtp
-
Host
mail.indusun.org
-
Port
587
-
Username
-
Password
235@Indus
-
Email to
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 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.
- Adds Run key to start application 2 TTPs 1 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).
- Creates scheduled task(s) 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 WriteProcessMemory 17 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.4826.5402.exe"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.4826.5402.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- 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\SecuriteInfo.com.Win32.PWSX-gen.4826.5402.exe"2⤵
- 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\zqbOEOgXWQCC.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
-
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\zqbOEOgXWQCC" /XML "C:\Users\Admin\AppData\Local\Temp\tmpCEBA.tmp"2⤵
- Creates scheduled task(s)
-
-
C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.4826.5402.exe"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.4826.5402.exe"2⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
powershell.exe.log
StartupProfileData-NonInteractive
__PSScriptPolicyTest_3s5paqm1.tsi.ps1
tmpCEBA.tmp
memory/1148-99-0x0000000004EB0000-0x0000000004EC0000-memory.dmp
memory/1148-98-0x00000000747D0000-0x0000000074F80000-memory.dmp
memory/1148-92-0x0000000006410000-0x0000000006460000-memory.dmp
memory/1148-50-0x0000000004EB0000-0x0000000004EC0000-memory.dmp
memory/1148-48-0x00000000747D0000-0x0000000074F80000-memory.dmp
memory/1148-41-0x0000000000400000-0x0000000000442000-memory.dmp
memory/1248-84-0x00000000074E0000-0x0000000007576000-memory.dmp
memory/1248-85-0x0000000007460000-0x0000000007471000-memory.dmp
memory/1248-16-0x00000000747D0000-0x0000000074F80000-memory.dmp
memory/1248-18-0x0000000004B00000-0x0000000004B10000-memory.dmp
memory/1248-96-0x00000000747D0000-0x0000000074F80000-memory.dmp
memory/1248-19-0x0000000004B00000-0x0000000004B10000-memory.dmp
memory/1248-17-0x0000000005140000-0x0000000005768000-memory.dmp
memory/1248-88-0x00000000075A0000-0x00000000075BA000-memory.dmp
memory/1248-25-0x00000000057E0000-0x0000000005846000-memory.dmp
memory/1248-86-0x0000000007490000-0x000000000749E000-memory.dmp
memory/1248-82-0x00000000072D0000-0x00000000072DA000-memory.dmp
memory/1248-14-0x0000000004990000-0x00000000049C6000-memory.dmp
memory/1248-81-0x0000000007260000-0x000000000727A000-memory.dmp
memory/1248-22-0x0000000005070000-0x0000000005092000-memory.dmp
memory/1248-79-0x0000000007190000-0x0000000007233000-memory.dmp
memory/1248-56-0x000000007F9D0000-0x000000007F9E0000-memory.dmp
memory/1248-69-0x0000000006510000-0x000000000652E000-memory.dmp
memory/1248-58-0x0000000070EA0000-0x0000000070EEC000-memory.dmp
memory/1248-53-0x0000000004B00000-0x0000000004B10000-memory.dmp
memory/2180-0-0x00000000747D0000-0x0000000074F80000-memory.dmp
memory/2180-1-0x0000000000EE0000-0x0000000000F94000-memory.dmp
memory/2180-6-0x0000000008210000-0x000000000822C000-memory.dmp
memory/2180-2-0x0000000005E70000-0x0000000006414000-memory.dmp
memory/2180-49-0x00000000747D0000-0x0000000074F80000-memory.dmp
memory/2180-3-0x0000000005800000-0x0000000005892000-memory.dmp
memory/2180-7-0x0000000008240000-0x0000000008254000-memory.dmp
memory/2180-4-0x0000000005940000-0x0000000005950000-memory.dmp
memory/2180-20-0x0000000005940000-0x0000000005950000-memory.dmp
memory/2180-8-0x00000000085B0000-0x0000000008636000-memory.dmp
memory/2180-5-0x0000000005900000-0x000000000590A000-memory.dmp
memory/2180-9-0x000000000AD40000-0x000000000ADDC000-memory.dmp
memory/2180-15-0x00000000747D0000-0x0000000074F80000-memory.dmp
memory/2496-80-0x00000000080E0000-0x000000000875A000-memory.dmp
memory/2496-55-0x0000000006D60000-0x0000000006D92000-memory.dmp
memory/2496-51-0x0000000006780000-0x000000000679E000-memory.dmp
memory/2496-24-0x00000000747D0000-0x0000000074F80000-memory.dmp
memory/2496-87-0x0000000007CD0000-0x0000000007CE4000-memory.dmp
memory/2496-21-0x0000000005230000-0x0000000005240000-memory.dmp
memory/2496-89-0x0000000007DB0000-0x0000000007DB8000-memory.dmp
memory/2496-26-0x00000000060E0000-0x0000000006146000-memory.dmp
memory/2496-97-0x00000000747D0000-0x0000000074F80000-memory.dmp
memory/2496-45-0x0000000006250000-0x00000000065A4000-memory.dmp
memory/2496-59-0x0000000070EA0000-0x0000000070EEC000-memory.dmp
memory/2496-57-0x000000007F500000-0x000000007F510000-memory.dmp
memory/2496-54-0x0000000005230000-0x0000000005240000-memory.dmp
memory/2496-52-0x0000000006830000-0x000000000687C000-memory.dmp