Analysis
- max time kernel
147s - max time network
150s - platform
windows10-2004_x64 - resource
win10v2004-20240508-en - resource tags
- submitted
18/06/2024, 15:24
General
- Target shipping documents.exe
- Size 663KB
- Sample240618-ss15tstdlk
- SHA256 ba5b16c28def8e5d0ea0a09bf25b4d980fe89e3537f7034d775ccdf3bd9f5035
Malware Config
Extracted
-
agenttesla
-
Protocol
smtp
-
Host
mail.springandsummer.lk
-
Port
587
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Username
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Password
anu##323
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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.
- Adds Run key to start application 2 TTPs 1 IoCs
- Suspicious use of SetThreadContext 1 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- 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 13 IoCs
- Suspicious use of AdjustPrivilegeToken 4 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
- 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\shipping documents.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- 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\AxawoKKXrVH.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\AxawoKKXrVH" /XML "C:\Users\Admin\AppData\Local\Temp\tmp95C8.tmp"2⤵
- 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
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
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
1Replay Monitor
Loading Replay Monitor...
Downloads
powershell.exe.log
StartupProfileData-NonInteractive
__PSScriptPolicyTest_r3xx3agn.0om.ps1
tmp95C8.tmp
memory/452-75-0x0000000007640000-0x000000000764A000-memory.dmp
memory/452-76-0x0000000007850000-0x00000000078E6000-memory.dmp
memory/452-88-0x0000000074D90000-0x0000000075540000-memory.dmp
memory/452-73-0x0000000007C10000-0x000000000828A000-memory.dmp
memory/452-72-0x0000000007470000-0x0000000007513000-memory.dmp
memory/452-55-0x0000000071430000-0x000000007147C000-memory.dmp
memory/452-38-0x0000000074D90000-0x0000000075540000-memory.dmp
memory/452-24-0x0000000074D90000-0x0000000075540000-memory.dmp
memory/1656-90-0x00000000062B0000-0x0000000006300000-memory.dmp
memory/1656-25-0x0000000000400000-0x0000000000442000-memory.dmp
memory/3564-37-0x0000000074D90000-0x0000000075540000-memory.dmp
memory/3564-9-0x0000000005270000-0x000000000527C000-memory.dmp
memory/3564-1-0x00000000003D0000-0x0000000000478000-memory.dmp
memory/3564-2-0x0000000005330000-0x00000000058D4000-memory.dmp
memory/3564-3-0x0000000004E60000-0x0000000004EF2000-memory.dmp
memory/3564-5-0x0000000074D90000-0x0000000075540000-memory.dmp
memory/3564-16-0x0000000074D9E000-0x0000000074D9F000-memory.dmp
memory/3564-6-0x00000000050A0000-0x000000000513C000-memory.dmp
memory/3564-0-0x0000000074D9E000-0x0000000074D9F000-memory.dmp
memory/3564-4-0x0000000004E40000-0x0000000004E4A000-memory.dmp
memory/3564-10-0x0000000006260000-0x00000000062E4000-memory.dmp
memory/3564-7-0x0000000005220000-0x0000000005232000-memory.dmp
memory/3564-8-0x0000000005250000-0x0000000005258000-memory.dmp
memory/4028-50-0x0000000006570000-0x00000000065A2000-memory.dmp
memory/4028-26-0x00000000059F0000-0x0000000005D44000-memory.dmp
memory/4028-63-0x0000000006550000-0x000000000656E000-memory.dmp
memory/4028-51-0x0000000071430000-0x000000007147C000-memory.dmp
memory/4028-19-0x0000000074D90000-0x0000000075540000-memory.dmp
memory/4028-48-0x0000000005FA0000-0x0000000005FBE000-memory.dmp
memory/4028-21-0x0000000005050000-0x0000000005072000-memory.dmp
memory/4028-74-0x00000000072C0000-0x00000000072DA000-memory.dmp
memory/4028-15-0x0000000002690000-0x00000000026C6000-memory.dmp
memory/4028-49-0x0000000006030000-0x000000000607C000-memory.dmp
memory/4028-78-0x00000000074C0000-0x00000000074D1000-memory.dmp
memory/4028-79-0x00000000074F0000-0x00000000074FE000-memory.dmp
memory/4028-80-0x0000000007500000-0x0000000007514000-memory.dmp
memory/4028-81-0x0000000007600000-0x000000000761A000-memory.dmp
memory/4028-82-0x00000000075E0000-0x00000000075E8000-memory.dmp
memory/4028-89-0x0000000074D90000-0x0000000075540000-memory.dmp
memory/4028-17-0x00000000052E0000-0x0000000005908000-memory.dmp
memory/4028-23-0x0000000005980000-0x00000000059E6000-memory.dmp
memory/4028-22-0x0000000005910000-0x0000000005976000-memory.dmp
memory/4028-18-0x0000000074D90000-0x0000000075540000-memory.dmp