Analysis
- max time kernel
150s - max time network
153s - platform
windows10-2004_x64 - resource
win10v2004-20240426-en - resource tags
- submitted
11/06/2024, 03:33
General
- Target Shipping documents.exe
- Size 684KB
- Sample240611-d4n73ssfmb
- SHA256 8fbf89ff9f1c63329f5251feed90590b8f3bd725e469b5afd25be717f3cb2ca9
Malware Config
Extracted
-
agenttesla
-
Protocol
smtp
-
Host
mail.springandsummer.lk
-
Port
587
-
Username
-
Password
anu##323
-
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).
- 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 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
-
-
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\gYctFdAIXtTSr.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\gYctFdAIXtTSr" /XML "C:\Users\Admin\AppData\Local\Temp\tmp86E3.tmp"2⤵
- Creates scheduled task(s)
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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
Replay Monitor
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Downloads
powershell.exe.log
StartupProfileData-NonInteractive
__PSScriptPolicyTest_orb500zh.nc0.ps1
tmp86E3.tmp
memory/4652-39-0x0000000074B70000-0x0000000075320000-memory.dmp
memory/4652-1-0x00000000002B0000-0x000000000035E000-memory.dmp
memory/4652-6-0x0000000006670000-0x0000000006686000-memory.dmp
memory/4652-7-0x0000000006690000-0x000000000669E000-memory.dmp
memory/4652-8-0x00000000066B0000-0x00000000066C0000-memory.dmp
memory/4652-9-0x0000000006710000-0x0000000006792000-memory.dmp
memory/4652-10-0x0000000008DF0000-0x0000000008E8C000-memory.dmp
memory/4652-38-0x0000000074B70000-0x0000000075320000-memory.dmp
memory/4652-16-0x0000000074B7E000-0x0000000074B7F000-memory.dmp
memory/4652-2-0x0000000005270000-0x0000000005814000-memory.dmp
memory/4652-0-0x0000000074B7E000-0x0000000074B7F000-memory.dmp
memory/4652-3-0x0000000004D60000-0x0000000004DF2000-memory.dmp
memory/4652-4-0x0000000004D30000-0x0000000004D3A000-memory.dmp
memory/4652-5-0x0000000074B70000-0x0000000075320000-memory.dmp
memory/4992-85-0x0000000005F70000-0x0000000005FC0000-memory.dmp
memory/4992-25-0x0000000000400000-0x0000000000442000-memory.dmp
memory/5060-22-0x0000000004BA0000-0x0000000004C06000-memory.dmp
memory/5060-83-0x0000000007110000-0x000000000712A000-memory.dmp
memory/5060-26-0x00000000054B0000-0x0000000005804000-memory.dmp
memory/5060-92-0x0000000074B70000-0x0000000075320000-memory.dmp
memory/5060-23-0x0000000005400000-0x0000000005466000-memory.dmp
memory/5060-15-0x0000000002170000-0x00000000021A6000-memory.dmp
memory/5060-50-0x0000000005A90000-0x0000000005AAE000-memory.dmp
memory/5060-20-0x0000000074B70000-0x0000000075320000-memory.dmp
memory/5060-21-0x0000000004AF0000-0x0000000004B12000-memory.dmp
memory/5060-51-0x0000000005AB0000-0x0000000005AFC000-memory.dmp
memory/5060-52-0x0000000006C40000-0x0000000006C72000-memory.dmp
memory/5060-18-0x0000000074B70000-0x0000000075320000-memory.dmp
memory/5060-17-0x0000000004D60000-0x0000000005388000-memory.dmp
memory/5060-74-0x0000000006C80000-0x0000000006D23000-memory.dmp
memory/5060-53-0x00000000753D0000-0x000000007541C000-memory.dmp
memory/5060-84-0x00000000070F0000-0x00000000070F8000-memory.dmp
memory/5060-82-0x0000000007010000-0x0000000007024000-memory.dmp
memory/5060-78-0x0000000006E40000-0x0000000006E4A000-memory.dmp
memory/5060-79-0x0000000007050000-0x00000000070E6000-memory.dmp
memory/5060-80-0x0000000006FD0000-0x0000000006FE1000-memory.dmp
memory/5108-81-0x0000000007260000-0x000000000726E000-memory.dmp
memory/5108-76-0x0000000007670000-0x0000000007CEA000-memory.dmp
memory/5108-24-0x0000000074B70000-0x0000000075320000-memory.dmp
memory/5108-77-0x0000000007030000-0x000000000704A000-memory.dmp
memory/5108-54-0x00000000753D0000-0x000000007541C000-memory.dmp
memory/5108-73-0x0000000006C60000-0x0000000006C7E000-memory.dmp
memory/5108-40-0x0000000074B70000-0x0000000075320000-memory.dmp
memory/5108-91-0x0000000074B70000-0x0000000075320000-memory.dmp
memory/5108-28-0x0000000074B70000-0x0000000075320000-memory.dmp