Analysis
- max time kernel
149s - max time network
150s - platform
windows10-2004_x64 - resource
win10v2004-20241007-en - resource tags
- submitted
30/01/2025, 02:48
General
- Target shipping documents.exe
- Size 793KB
- Sample250130-dafnvavpfq
- SHA256 a689d2c7fa2cc3712ff115a0dce0cd90c5d55c92bc87e7f24dcd05ad4a38db63
Malware Config
Extracted
-
agenttesla
-
Protocol
smtp
-
Host
mail.starmech.net
-
Port
587
-
Username
-
Password
nics123
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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 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.
- 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).
- 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.
- System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 1 IoCs
Adversaries may check for Internet connectivity on compromised systems.
- 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 8 IoCs
- Suspicious use of AdjustPrivilegeToken 4 IoCs
- Suspicious use of SetWindowsHookEx 1 IoCs
- Suspicious use of WriteProcessMemory 17 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\shipping documents.exe"C:\Users\Admin\AppData\Local\Temp\shipping documents.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- 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\shipping documents.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\xRzzDUCYWmUfaD.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\xRzzDUCYWmUfaD" /XML "C:\Users\Admin\AppData\Local\Temp\tmpC0C0.tmp"2⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
-
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"2⤵
- Adds Run key to start application
- 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
1Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Scheduled Task/Job
1Scheduled Task
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Scheduled Task/Job
1Scheduled Task
1Replay Monitor
Loading Replay Monitor...
Downloads
powershell.exe.log
StartupProfileData-NonInteractive
__PSScriptPolicyTest_ri10munj.e2o.ps1
tmpC0C0.tmp
memory/3536-91-0x0000000006A60000-0x0000000006AB0000-memory.dmp
memory/3536-36-0x0000000000400000-0x0000000000442000-memory.dmp
memory/3744-5-0x00000000749F0000-0x00000000751A0000-memory.dmp
memory/3744-6-0x0000000005660000-0x000000000566A000-memory.dmp
memory/3744-8-0x0000000005F70000-0x0000000005F8E000-memory.dmp
memory/3744-9-0x00000000749FE000-0x00000000749FF000-memory.dmp
memory/3744-10-0x00000000749F0000-0x00000000751A0000-memory.dmp
memory/3744-11-0x0000000002B80000-0x0000000002C06000-memory.dmp
memory/3744-12-0x000000000DE70000-0x000000000DF0C000-memory.dmp
memory/3744-7-0x0000000006F80000-0x0000000007040000-memory.dmp
memory/3744-4-0x0000000005280000-0x00000000055D4000-memory.dmp
memory/3744-3-0x00000000051E0000-0x0000000005272000-memory.dmp
memory/3744-0-0x00000000749FE000-0x00000000749FF000-memory.dmp
memory/3744-48-0x00000000749F0000-0x00000000751A0000-memory.dmp
memory/3744-2-0x0000000005690000-0x0000000005C34000-memory.dmp
memory/3744-1-0x0000000000770000-0x000000000083C000-memory.dmp
memory/4036-76-0x00000000077E0000-0x00000000077EA000-memory.dmp
memory/4036-53-0x0000000070D60000-0x0000000070DAC000-memory.dmp
memory/4036-31-0x0000000005E00000-0x0000000005E66000-memory.dmp
memory/4036-24-0x0000000005CF0000-0x0000000005D12000-memory.dmp
memory/4036-17-0x0000000002B60000-0x0000000002B96000-memory.dmp
memory/4036-89-0x00000000749F0000-0x00000000751A0000-memory.dmp
memory/4036-21-0x00000000749F0000-0x00000000751A0000-memory.dmp
memory/4036-49-0x0000000006450000-0x000000000646E000-memory.dmp
memory/4036-50-0x0000000006540000-0x000000000658C000-memory.dmp
memory/4036-80-0x00000000079B0000-0x00000000079C4000-memory.dmp
memory/4036-18-0x00000000749F0000-0x00000000751A0000-memory.dmp
memory/4036-51-0x00000000073D0000-0x0000000007402000-memory.dmp
memory/4036-72-0x0000000007410000-0x000000000742E000-memory.dmp
memory/4036-30-0x0000000005D90000-0x0000000005DF6000-memory.dmp
memory/4036-74-0x0000000007DB0000-0x000000000842A000-memory.dmp
memory/4036-19-0x0000000005530000-0x0000000005B58000-memory.dmp
memory/4036-20-0x00000000749F0000-0x00000000751A0000-memory.dmp
memory/4036-81-0x0000000007AB0000-0x0000000007ACA000-memory.dmp
memory/5096-73-0x0000000006E60000-0x0000000006F03000-memory.dmp
memory/5096-79-0x00000000073C0000-0x00000000073CE000-memory.dmp
memory/5096-78-0x0000000007390000-0x00000000073A1000-memory.dmp
memory/5096-77-0x0000000007410000-0x00000000074A6000-memory.dmp
memory/5096-82-0x00000000074B0000-0x00000000074B8000-memory.dmp
memory/5096-75-0x0000000007190000-0x00000000071AA000-memory.dmp
memory/5096-52-0x0000000070D60000-0x0000000070DAC000-memory.dmp
memory/5096-90-0x00000000749F0000-0x00000000751A0000-memory.dmp
memory/5096-23-0x00000000749F0000-0x00000000751A0000-memory.dmp
memory/5096-37-0x00000000749F0000-0x00000000751A0000-memory.dmp