Analysis
- max time kernel
134s - max time network
103s - platform
windows10-2004_x64 - resource
win10v2004-20240508-en - resource tags
- submitted
04/06/2024, 09:39
General
- Target 3012b1cdc6d41423e99d57dac314df023f3e993fd42ee66f09553827ff616c79.exe
- Size 690KB
- Sample240604-lml1dsch32
- SHA256 3012b1cdc6d41423e99d57dac314df023f3e993fd42ee66f09553827ff616c79
Malware Config
Extracted
-
agenttesla
-
Protocol
smtp
-
Host
us2.smtp.mailhostbox.com
-
Port
587
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Username
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Password
)otE@Kl4
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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.
- 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 12 IoCs
- Suspicious use of AdjustPrivilegeToken 4 IoCs
- Suspicious use of WriteProcessMemory 17 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\3012b1cdc6d41423e99d57dac314df023f3e993fd42ee66f09553827ff616c79.exe"C:\Users\Admin\AppData\Local\Temp\3012b1cdc6d41423e99d57dac314df023f3e993fd42ee66f09553827ff616c79.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\3012b1cdc6d41423e99d57dac314df023f3e993fd42ee66f09553827ff616c79.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\WfOTdjb.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\WfOTdjb" /XML "C:\Users\Admin\AppData\Local\Temp\tmp7E96.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⤵
- 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_mxtjbk2b.r2h.ps1
tmp7E96.tmp
memory/1800-6-0x00000000058E0000-0x00000000058FE000-memory.dmp
memory/1800-5-0x00000000747A0000-0x0000000074F50000-memory.dmp
memory/1800-4-0x00000000054D0000-0x00000000054DA000-memory.dmp
memory/1800-7-0x0000000005910000-0x0000000005920000-memory.dmp
memory/1800-8-0x00000000067D0000-0x0000000006852000-memory.dmp
memory/1800-9-0x0000000009200000-0x000000000929C000-memory.dmp
memory/1800-3-0x0000000005570000-0x0000000005602000-memory.dmp
memory/1800-2-0x0000000005B20000-0x00000000060C4000-memory.dmp
memory/1800-0-0x00000000747AE000-0x00000000747AF000-memory.dmp
memory/1800-47-0x00000000747A0000-0x0000000074F50000-memory.dmp
memory/1800-1-0x0000000000A30000-0x0000000000AE2000-memory.dmp
memory/3980-73-0x0000000008140000-0x00000000087BA000-memory.dmp
memory/3980-71-0x0000000007950000-0x000000000796E000-memory.dmp
memory/3980-41-0x00000000747A0000-0x0000000074F50000-memory.dmp
memory/3980-27-0x0000000006260000-0x00000000065B4000-memory.dmp
memory/3980-90-0x00000000747A0000-0x0000000074F50000-memory.dmp
memory/3980-43-0x00000000747A0000-0x0000000074F50000-memory.dmp
memory/3980-82-0x0000000007E20000-0x0000000007E28000-memory.dmp
memory/3980-81-0x0000000007E40000-0x0000000007E5A000-memory.dmp
memory/3980-17-0x00000000747A0000-0x0000000074F50000-memory.dmp
memory/3980-80-0x0000000007D40000-0x0000000007D54000-memory.dmp
memory/3980-75-0x0000000007B70000-0x0000000007B7A000-memory.dmp
memory/3980-72-0x00000000079B0000-0x0000000007A53000-memory.dmp
memory/3980-52-0x0000000075010000-0x000000007505C000-memory.dmp
memory/4428-76-0x0000000007910000-0x00000000079A6000-memory.dmp
memory/4428-20-0x0000000005AE0000-0x0000000005B46000-memory.dmp
memory/4428-19-0x0000000005440000-0x00000000054A6000-memory.dmp
memory/4428-77-0x0000000007890000-0x00000000078A1000-memory.dmp
memory/4428-48-0x0000000006380000-0x000000000639E000-memory.dmp
memory/4428-15-0x00000000747A0000-0x0000000074F50000-memory.dmp
memory/4428-74-0x0000000007690000-0x00000000076AA000-memory.dmp
memory/4428-18-0x00000000053A0000-0x00000000053C2000-memory.dmp
memory/4428-49-0x0000000006400000-0x000000000644C000-memory.dmp
memory/4428-14-0x0000000002A70000-0x0000000002AA6000-memory.dmp
memory/4428-51-0x0000000075010000-0x000000007505C000-memory.dmp
memory/4428-79-0x00000000078C0000-0x00000000078CE000-memory.dmp
memory/4428-46-0x00000000747A0000-0x0000000074F50000-memory.dmp
memory/4428-50-0x00000000072F0000-0x0000000007322000-memory.dmp
memory/4428-45-0x00000000747A0000-0x0000000074F50000-memory.dmp
memory/4428-16-0x00000000054B0000-0x0000000005AD8000-memory.dmp
memory/4428-89-0x00000000747A0000-0x0000000074F50000-memory.dmp
memory/4588-42-0x0000000000400000-0x0000000000440000-memory.dmp
memory/4588-78-0x0000000005FE0000-0x0000000006030000-memory.dmp